{"title":"Black Iron Lock Nuts","description":"\u003cb\u003eWhat Is a Lock Nut Used For?\u003c\/b\u003e\u003cbr\u003e\u003cbr\u003e\nA lock nut threads onto a pipe or nipple and tightens against a fitting or panel to hold the assembly firm and prevent it backing off.\u003cbr\u003e\u003cbr\u003e\nThis collection shows imported black iron lock nuts.","products":[{"product_id":"1-2-black-iron-locknut","title":"1\/2\" Black Iron Locknut","description":"\u003cp data-start=\"126\" data-end=\"350\"\u003e\u003cstrong data-start=\"126\" data-end=\"143\"\u003eProduct Name:\u003c\/strong\u003e Black Iron Locknut\u003cbr data-start=\"162\" data-end=\"165\"\u003e\u003cstrong data-start=\"165\" data-end=\"178\"\u003eMaterial:\u003c\/strong\u003e Malleable Iron (Black Finish)\u003cbr data-start=\"208\" data-end=\"211\"\u003e\u003cstrong data-start=\"211\" data-end=\"223\"\u003eCoating:\u003c\/strong\u003e Black oxide finish to resist rust during storage\/handling (not intended for long-term corrosion resistance)\u003cbr data-start=\"331\" data-end=\"334\"\u003e\u003cstrong data-start=\"334\" data-end=\"348\"\u003eStandards:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"351\" data-end=\"457\"\u003e\n\u003cli data-start=\"351\" data-end=\"383\"\u003e\n\u003cp data-start=\"353\" data-end=\"383\"\u003eConforms to ASTM A197 \/ A153\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"384\" data-end=\"457\"\u003e\n\u003cp data-start=\"386\" data-end=\"457\"\u003eUL \/ FM Approved for certain applications (depending on size and use)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"459\" data-end=\"688\"\u003e\u003cstrong data-start=\"459\" data-end=\"479\"\u003eSizes Available:\u003c\/strong\u003e 1\/8\" – 2\" (NPT thread sizes)\u003cbr data-start=\"506\" data-end=\"509\"\u003e\u003cstrong data-start=\"509\" data-end=\"525\"\u003eThread Type:\u003c\/strong\u003e Tapered NPT female (National Pipe Thread)\u003cbr data-start=\"567\" data-end=\"570\"\u003e\u003cstrong data-start=\"570\" data-end=\"585\"\u003eConnection:\u003c\/strong\u003e Secures rigid pipe fittings and nipples into threaded openings, prevents loosening due to vibration.\u003c\/p\u003e\n\u003cp data-start=\"690\" data-end=\"856\"\u003e\u003cstrong data-start=\"690\" data-end=\"712\"\u003eTemperature Range:\u003c\/strong\u003e -20°F to 650°F (-29°C to 343°C)\u003cbr data-start=\"744\" data-end=\"747\"\u003e\u003cstrong data-start=\"747\" data-end=\"767\"\u003ePressure Rating:\u003c\/strong\u003e Equal to the pressure rating of the mating fitting or pipe system (commonly Class 150)\u003c\/p\u003e\n\u003cp data-start=\"858\" data-end=\"877\"\u003e\u003cstrong data-start=\"858\" data-end=\"875\"\u003eApplications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"878\" data-end=\"1063\"\u003e\n\u003cli data-start=\"878\" data-end=\"946\"\u003e\n\u003cp data-start=\"880\" data-end=\"946\"\u003ePlumbing installations (water, steam, gas, compressed air lines)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"947\" data-end=\"1012\"\u003e\n\u003cp data-start=\"949\" data-end=\"1012\"\u003eSecuring nipples or couplings into outlet boxes or enclosures\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1013\" data-end=\"1063\"\u003e\n\u003cp data-start=\"1015\" data-end=\"1063\"\u003eMechanical, industrial, and OEM piping systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1065\" data-end=\"1080\"\u003e\u003cstrong data-start=\"1065\" data-end=\"1078\"\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1081\" data-end=\"1278\"\u003e\n\u003cli data-start=\"1081\" data-end=\"1136\"\u003e\n\u003cp data-start=\"1083\" data-end=\"1136\"\u003eHeavy-duty malleable iron construction for strength\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1137\" data-end=\"1175\"\u003e\n\u003cp data-start=\"1139\" data-end=\"1175\"\u003eChamfered edges for easy threading\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1176\" data-end=\"1223\"\u003e\n\u003cp data-start=\"1178\" data-end=\"1223\"\u003eDesigned to hold fittings securely in place\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1224\" data-end=\"1278\"\u003e\n\u003cp data-start=\"1226\" data-end=\"1278\"\u003eCompatible with black and galvanized pipe fittings\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Fittings N' Valves","offers":[{"title":"Default Title","offer_id":46749487300836,"sku":"P6771","price":1.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0424\/2925\/1744\/files\/locknut.jpg?v=1758160083"},{"product_id":"3-4-black-iron-locknut","title":"3\/4\" Black Iron Locknut","description":"\u003cp data-start=\"126\" data-end=\"350\"\u003e\u003cstrong data-start=\"126\" data-end=\"143\"\u003eProduct Name:\u003c\/strong\u003e Black Iron Locknut\u003cbr data-start=\"162\" data-end=\"165\"\u003e\u003cstrong data-start=\"165\" data-end=\"178\"\u003eMaterial:\u003c\/strong\u003e Malleable Iron (Black Finish)\u003cbr data-start=\"208\" data-end=\"211\"\u003e\u003cstrong data-start=\"211\" data-end=\"223\"\u003eCoating:\u003c\/strong\u003e Black oxide finish to resist rust during storage\/handling (not intended for long-term corrosion resistance)\u003cbr data-start=\"331\" data-end=\"334\"\u003e\u003cstrong data-start=\"334\" data-end=\"348\"\u003eStandards:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"351\" data-end=\"457\"\u003e\n\u003cli data-start=\"351\" data-end=\"383\"\u003e\n\u003cp data-start=\"353\" data-end=\"383\"\u003eConforms to ASTM A197 \/ A153\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"384\" data-end=\"457\"\u003e\n\u003cp data-start=\"386\" data-end=\"457\"\u003eUL \/ FM Approved for certain applications (depending on size and use)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"459\" data-end=\"688\"\u003e\u003cstrong data-start=\"459\" data-end=\"479\"\u003eSizes Available:\u003c\/strong\u003e 1\/8\" – 2\" (NPT thread sizes)\u003cbr data-start=\"506\" data-end=\"509\"\u003e\u003cstrong data-start=\"509\" data-end=\"525\"\u003eThread Type:\u003c\/strong\u003e Tapered NPT female (National Pipe Thread)\u003cbr data-start=\"567\" data-end=\"570\"\u003e\u003cstrong data-start=\"570\" data-end=\"585\"\u003eConnection:\u003c\/strong\u003e Secures rigid pipe fittings and nipples into threaded openings, prevents loosening due to vibration.\u003c\/p\u003e\n\u003cp data-start=\"690\" data-end=\"856\"\u003e\u003cstrong data-start=\"690\" data-end=\"712\"\u003eTemperature Range:\u003c\/strong\u003e -20°F to 650°F (-29°C to 343°C)\u003cbr data-start=\"744\" data-end=\"747\"\u003e\u003cstrong data-start=\"747\" data-end=\"767\"\u003ePressure Rating:\u003c\/strong\u003e Equal to the pressure rating of the mating fitting or pipe system (commonly Class 150)\u003c\/p\u003e\n\u003cp data-start=\"858\" data-end=\"877\"\u003e\u003cstrong data-start=\"858\" data-end=\"875\"\u003eApplications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"878\" data-end=\"1063\"\u003e\n\u003cli data-start=\"878\" data-end=\"946\"\u003e\n\u003cp data-start=\"880\" data-end=\"946\"\u003ePlumbing installations (water, steam, gas, compressed air lines)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"947\" data-end=\"1012\"\u003e\n\u003cp data-start=\"949\" data-end=\"1012\"\u003eSecuring nipples or couplings into outlet boxes or enclosures\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1013\" data-end=\"1063\"\u003e\n\u003cp data-start=\"1015\" data-end=\"1063\"\u003eMechanical, industrial, and OEM piping systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1065\" data-end=\"1080\"\u003e\u003cstrong data-start=\"1065\" data-end=\"1078\"\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1081\" data-end=\"1278\"\u003e\n\u003cli data-start=\"1081\" data-end=\"1136\"\u003e\n\u003cp data-start=\"1083\" data-end=\"1136\"\u003eHeavy-duty malleable iron construction for strength\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1137\" data-end=\"1175\"\u003e\n\u003cp data-start=\"1139\" data-end=\"1175\"\u003eChamfered edges for easy threading\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1176\" data-end=\"1223\"\u003e\n\u003cp data-start=\"1178\" data-end=\"1223\"\u003eDesigned to hold fittings securely in place\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1224\" data-end=\"1278\"\u003e\n\u003cp data-start=\"1226\" data-end=\"1278\"\u003eCompatible with black and galvanized pipe fittings\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Fittings N' Valves","offers":[{"title":"Default Title","offer_id":46749498015972,"sku":"P6772","price":2.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0424\/2925\/1744\/files\/locknut.jpg?v=1758160083"},{"product_id":"1-black-iron-locknut","title":"1\" Black Iron Locknut","description":"\u003cp data-start=\"126\" data-end=\"350\"\u003e\u003cstrong data-start=\"126\" data-end=\"143\"\u003eProduct Name:\u003c\/strong\u003e Black Iron Locknut\u003cbr data-start=\"162\" data-end=\"165\"\u003e\u003cstrong data-start=\"165\" data-end=\"178\"\u003eMaterial:\u003c\/strong\u003e Malleable Iron (Black Finish)\u003cbr data-start=\"208\" data-end=\"211\"\u003e\u003cstrong data-start=\"211\" data-end=\"223\"\u003eCoating:\u003c\/strong\u003e Black oxide finish to resist rust during storage\/handling (not intended for long-term corrosion resistance)\u003cbr data-start=\"331\" data-end=\"334\"\u003e\u003cstrong data-start=\"334\" data-end=\"348\"\u003eStandards:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"351\" data-end=\"457\"\u003e\n\u003cli data-start=\"351\" data-end=\"383\"\u003e\n\u003cp data-start=\"353\" data-end=\"383\"\u003eConforms to ASTM A197 \/ A153\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"384\" data-end=\"457\"\u003e\n\u003cp data-start=\"386\" data-end=\"457\"\u003eUL \/ FM Approved for certain applications (depending on size and use)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"459\" data-end=\"688\"\u003e\u003cstrong data-start=\"459\" data-end=\"479\"\u003eSizes Available:\u003c\/strong\u003e 1\/8\" – 2\" (NPT thread sizes)\u003cbr data-start=\"506\" data-end=\"509\"\u003e\u003cstrong data-start=\"509\" data-end=\"525\"\u003eThread Type:\u003c\/strong\u003e Tapered NPT female (National Pipe Thread)\u003cbr data-start=\"567\" data-end=\"570\"\u003e\u003cstrong data-start=\"570\" data-end=\"585\"\u003eConnection:\u003c\/strong\u003e Secures rigid pipe fittings and nipples into threaded openings, prevents loosening due to vibration.\u003c\/p\u003e\n\u003cp data-start=\"690\" data-end=\"856\"\u003e\u003cstrong data-start=\"690\" data-end=\"712\"\u003eTemperature Range:\u003c\/strong\u003e -20°F to 650°F (-29°C to 343°C)\u003cbr data-start=\"744\" data-end=\"747\"\u003e\u003cstrong data-start=\"747\" data-end=\"767\"\u003ePressure Rating:\u003c\/strong\u003e Equal to the pressure rating of the mating fitting or pipe system (commonly Class 150)\u003c\/p\u003e\n\u003cp data-start=\"858\" data-end=\"877\"\u003e\u003cstrong data-start=\"858\" data-end=\"875\"\u003eApplications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"878\" data-end=\"1063\"\u003e\n\u003cli data-start=\"878\" data-end=\"946\"\u003e\n\u003cp data-start=\"880\" data-end=\"946\"\u003ePlumbing installations (water, steam, gas, compressed air lines)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"947\" data-end=\"1012\"\u003e\n\u003cp data-start=\"949\" data-end=\"1012\"\u003eSecuring nipples or couplings into outlet boxes or enclosures\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1013\" data-end=\"1063\"\u003e\n\u003cp data-start=\"1015\" data-end=\"1063\"\u003eMechanical, industrial, and OEM piping systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1065\" data-end=\"1080\"\u003e\u003cstrong data-start=\"1065\" data-end=\"1078\"\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1081\" data-end=\"1278\"\u003e\n\u003cli data-start=\"1081\" data-end=\"1136\"\u003e\n\u003cp data-start=\"1083\" data-end=\"1136\"\u003eHeavy-duty malleable iron construction for strength\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1137\" data-end=\"1175\"\u003e\n\u003cp data-start=\"1139\" data-end=\"1175\"\u003eChamfered edges for easy threading\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1176\" data-end=\"1223\"\u003e\n\u003cp data-start=\"1178\" data-end=\"1223\"\u003eDesigned to hold fittings securely in place\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1224\" data-end=\"1278\"\u003e\n\u003cp data-start=\"1226\" data-end=\"1278\"\u003eCompatible with black and galvanized pipe fittings\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Fittings N' Valves","offers":[{"title":"Default Title","offer_id":46749504438500,"sku":null,"price":2.87,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0424\/2925\/1744\/files\/locknut.jpg?v=1758160083"},{"product_id":"1-1-4-black-iron-locknut","title":"1-1\/4\" Black Iron Locknut","description":"\u003cp data-start=\"126\" data-end=\"350\"\u003e\u003cstrong data-start=\"126\" data-end=\"143\"\u003eProduct Name:\u003c\/strong\u003e Black Iron Locknut\u003cbr data-start=\"162\" data-end=\"165\"\u003e\u003cstrong data-start=\"165\" data-end=\"178\"\u003eMaterial:\u003c\/strong\u003e Malleable Iron (Black Finish)\u003cbr data-start=\"208\" data-end=\"211\"\u003e\u003cstrong data-start=\"211\" data-end=\"223\"\u003eCoating:\u003c\/strong\u003e Black oxide finish to resist rust during storage\/handling (not intended for long-term corrosion resistance)\u003cbr data-start=\"331\" data-end=\"334\"\u003e\u003cstrong data-start=\"334\" data-end=\"348\"\u003eStandards:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"351\" data-end=\"457\"\u003e\n\u003cli data-start=\"351\" data-end=\"383\"\u003e\n\u003cp data-start=\"353\" data-end=\"383\"\u003eConforms to ASTM A197 \/ A153\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"384\" data-end=\"457\"\u003e\n\u003cp data-start=\"386\" data-end=\"457\"\u003eUL \/ FM Approved for certain applications (depending on size and use)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"459\" data-end=\"688\"\u003e\u003cstrong data-start=\"459\" data-end=\"479\"\u003eSizes Available:\u003c\/strong\u003e 1\/8\" – 2\" (NPT thread sizes)\u003cbr data-start=\"506\" data-end=\"509\"\u003e\u003cstrong data-start=\"509\" data-end=\"525\"\u003eThread Type:\u003c\/strong\u003e Tapered NPT female (National Pipe Thread)\u003cbr data-start=\"567\" data-end=\"570\"\u003e\u003cstrong data-start=\"570\" data-end=\"585\"\u003eConnection:\u003c\/strong\u003e Secures rigid pipe fittings and nipples into threaded openings, prevents loosening due to vibration.\u003c\/p\u003e\n\u003cp data-start=\"690\" data-end=\"856\"\u003e\u003cstrong data-start=\"690\" data-end=\"712\"\u003eTemperature Range:\u003c\/strong\u003e -20°F to 650°F (-29°C to 343°C)\u003cbr data-start=\"744\" data-end=\"747\"\u003e\u003cstrong data-start=\"747\" data-end=\"767\"\u003ePressure Rating:\u003c\/strong\u003e Equal to the pressure rating of the mating fitting or pipe system (commonly Class 150)\u003c\/p\u003e\n\u003cp data-start=\"858\" data-end=\"877\"\u003e\u003cstrong data-start=\"858\" data-end=\"875\"\u003eApplications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"878\" data-end=\"1063\"\u003e\n\u003cli data-start=\"878\" data-end=\"946\"\u003e\n\u003cp data-start=\"880\" data-end=\"946\"\u003ePlumbing installations (water, steam, gas, compressed air lines)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"947\" data-end=\"1012\"\u003e\n\u003cp data-start=\"949\" data-end=\"1012\"\u003eSecuring nipples or couplings into outlet boxes or enclosures\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1013\" data-end=\"1063\"\u003e\n\u003cp data-start=\"1015\" data-end=\"1063\"\u003eMechanical, industrial, and OEM piping systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1065\" data-end=\"1080\"\u003e\u003cstrong data-start=\"1065\" data-end=\"1078\"\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1081\" data-end=\"1278\"\u003e\n\u003cli data-start=\"1081\" data-end=\"1136\"\u003e\n\u003cp data-start=\"1083\" data-end=\"1136\"\u003eHeavy-duty malleable iron construction for strength\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1137\" data-end=\"1175\"\u003e\n\u003cp data-start=\"1139\" data-end=\"1175\"\u003eChamfered edges for easy threading\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1176\" data-end=\"1223\"\u003e\n\u003cp data-start=\"1178\" data-end=\"1223\"\u003eDesigned to hold fittings securely in place\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1224\" data-end=\"1278\"\u003e\n\u003cp data-start=\"1226\" data-end=\"1278\"\u003eCompatible with black and galvanized pipe fittings\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Fittings N' Valves","offers":[{"title":"Default Title","offer_id":46749504766180,"sku":"P6774","price":2.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0424\/2925\/1744\/files\/locknut.jpg?v=1758160083"},{"product_id":"1-1-2-black-iron-locknut","title":"1-1\/2\" Black Iron Locknut","description":"\u003cp data-start=\"126\" data-end=\"350\"\u003e\u003cstrong data-start=\"126\" data-end=\"143\"\u003eProduct Name:\u003c\/strong\u003e Black Iron Locknut\u003cbr data-start=\"162\" data-end=\"165\"\u003e\u003cstrong data-start=\"165\" data-end=\"178\"\u003eMaterial:\u003c\/strong\u003e Malleable Iron (Black Finish)\u003cbr data-start=\"208\" data-end=\"211\"\u003e\u003cstrong data-start=\"211\" data-end=\"223\"\u003eCoating:\u003c\/strong\u003e Black oxide finish to resist rust during storage\/handling (not intended for long-term corrosion resistance)\u003cbr data-start=\"331\" data-end=\"334\"\u003e\u003cstrong data-start=\"334\" data-end=\"348\"\u003eStandards:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"351\" data-end=\"457\"\u003e\n\u003cli data-start=\"351\" data-end=\"383\"\u003e\n\u003cp data-start=\"353\" data-end=\"383\"\u003eConforms to ASTM A197 \/ A153\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"384\" data-end=\"457\"\u003e\n\u003cp data-start=\"386\" data-end=\"457\"\u003eUL \/ FM Approved for certain applications (depending on size and use)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"459\" data-end=\"688\"\u003e\u003cstrong data-start=\"459\" data-end=\"479\"\u003eSizes Available:\u003c\/strong\u003e 1\/8\" – 2\" (NPT thread sizes)\u003cbr data-start=\"506\" data-end=\"509\"\u003e\u003cstrong data-start=\"509\" data-end=\"525\"\u003eThread Type:\u003c\/strong\u003e Tapered NPT female (National Pipe Thread)\u003cbr data-start=\"567\" data-end=\"570\"\u003e\u003cstrong data-start=\"570\" data-end=\"585\"\u003eConnection:\u003c\/strong\u003e Secures rigid pipe fittings and nipples into threaded openings, prevents loosening due to vibration.\u003c\/p\u003e\n\u003cp data-start=\"690\" data-end=\"856\"\u003e\u003cstrong data-start=\"690\" data-end=\"712\"\u003eTemperature Range:\u003c\/strong\u003e -20°F to 650°F (-29°C to 343°C)\u003cbr data-start=\"744\" data-end=\"747\"\u003e\u003cstrong data-start=\"747\" data-end=\"767\"\u003ePressure Rating:\u003c\/strong\u003e Equal to the pressure rating of the mating fitting or pipe system (commonly Class 150)\u003c\/p\u003e\n\u003cp data-start=\"858\" data-end=\"877\"\u003e\u003cstrong data-start=\"858\" data-end=\"875\"\u003eApplications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"878\" data-end=\"1063\"\u003e\n\u003cli data-start=\"878\" data-end=\"946\"\u003e\n\u003cp data-start=\"880\" data-end=\"946\"\u003ePlumbing installations (water, steam, gas, compressed air lines)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"947\" data-end=\"1012\"\u003e\n\u003cp data-start=\"949\" data-end=\"1012\"\u003eSecuring nipples or couplings into outlet boxes or enclosures\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1013\" data-end=\"1063\"\u003e\n\u003cp data-start=\"1015\" data-end=\"1063\"\u003eMechanical, industrial, and OEM piping systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1065\" data-end=\"1080\"\u003e\u003cstrong data-start=\"1065\" data-end=\"1078\"\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1081\" data-end=\"1278\"\u003e\n\u003cli data-start=\"1081\" data-end=\"1136\"\u003e\n\u003cp data-start=\"1083\" data-end=\"1136\"\u003eHeavy-duty malleable iron construction for strength\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1137\" data-end=\"1175\"\u003e\n\u003cp data-start=\"1139\" data-end=\"1175\"\u003eChamfered edges for easy threading\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1176\" data-end=\"1223\"\u003e\n\u003cp data-start=\"1178\" data-end=\"1223\"\u003eDesigned to hold fittings securely in place\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1224\" data-end=\"1278\"\u003e\n\u003cp data-start=\"1226\" data-end=\"1278\"\u003eCompatible with black and galvanized pipe fittings\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Fittings N' Valves","offers":[{"title":"Default Title","offer_id":46749505224932,"sku":"P6774","price":3.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0424\/2925\/1744\/files\/locknut.jpg?v=1758160083"},{"product_id":"2-black-iron-locknut","title":"2\" Black Iron Locknut","description":"\u003cp data-start=\"126\" data-end=\"350\"\u003e\u003cstrong data-start=\"126\" data-end=\"143\"\u003eProduct Name:\u003c\/strong\u003e Black Iron Locknut\u003cbr data-start=\"162\" data-end=\"165\"\u003e\u003cstrong data-start=\"165\" data-end=\"178\"\u003eMaterial:\u003c\/strong\u003e Malleable Iron (Black Finish)\u003cbr data-start=\"208\" data-end=\"211\"\u003e\u003cstrong data-start=\"211\" data-end=\"223\"\u003eCoating:\u003c\/strong\u003e Black oxide finish to resist rust during storage\/handling (not intended for long-term corrosion resistance)\u003cbr data-start=\"331\" data-end=\"334\"\u003e\u003cstrong data-start=\"334\" data-end=\"348\"\u003eStandards:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"351\" data-end=\"457\"\u003e\n\u003cli data-start=\"351\" data-end=\"383\"\u003e\n\u003cp data-start=\"353\" data-end=\"383\"\u003eConforms to ASTM A197 \/ A153\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"384\" data-end=\"457\"\u003e\n\u003cp data-start=\"386\" data-end=\"457\"\u003eUL \/ FM Approved for certain applications (depending on size and use)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"459\" data-end=\"688\"\u003e\u003cstrong data-start=\"459\" data-end=\"479\"\u003eSizes Available:\u003c\/strong\u003e 1\/8\" – 2\" (NPT thread sizes)\u003cbr data-start=\"506\" data-end=\"509\"\u003e\u003cstrong data-start=\"509\" data-end=\"525\"\u003eThread Type:\u003c\/strong\u003e Tapered NPT female (National Pipe Thread)\u003cbr data-start=\"567\" data-end=\"570\"\u003e\u003cstrong data-start=\"570\" data-end=\"585\"\u003eConnection:\u003c\/strong\u003e Secures rigid pipe fittings and nipples into threaded openings, prevents loosening due to vibration.\u003c\/p\u003e\n\u003cp data-start=\"690\" data-end=\"856\"\u003e\u003cstrong data-start=\"690\" data-end=\"712\"\u003eTemperature Range:\u003c\/strong\u003e -20°F to 650°F (-29°C to 343°C)\u003cbr data-start=\"744\" data-end=\"747\"\u003e\u003cstrong data-start=\"747\" data-end=\"767\"\u003ePressure Rating:\u003c\/strong\u003e Equal to the pressure rating of the mating fitting or pipe system (commonly Class 150)\u003c\/p\u003e\n\u003cp data-start=\"858\" data-end=\"877\"\u003e\u003cstrong data-start=\"858\" data-end=\"875\"\u003eApplications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"878\" data-end=\"1063\"\u003e\n\u003cli data-start=\"878\" data-end=\"946\"\u003e\n\u003cp data-start=\"880\" data-end=\"946\"\u003ePlumbing installations (water, steam, gas, compressed air lines)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"947\" data-end=\"1012\"\u003e\n\u003cp data-start=\"949\" data-end=\"1012\"\u003eSecuring nipples or couplings into outlet boxes or enclosures\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1013\" data-end=\"1063\"\u003e\n\u003cp data-start=\"1015\" data-end=\"1063\"\u003eMechanical, industrial, and OEM piping systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1065\" data-end=\"1080\"\u003e\u003cstrong data-start=\"1065\" data-end=\"1078\"\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1081\" data-end=\"1278\"\u003e\n\u003cli data-start=\"1081\" data-end=\"1136\"\u003e\n\u003cp data-start=\"1083\" data-end=\"1136\"\u003eHeavy-duty malleable iron construction for strength\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1137\" data-end=\"1175\"\u003e\n\u003cp data-start=\"1139\" data-end=\"1175\"\u003eChamfered edges for easy threading\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1176\" data-end=\"1223\"\u003e\n\u003cp data-start=\"1178\" data-end=\"1223\"\u003eDesigned to hold fittings securely in place\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1224\" data-end=\"1278\"\u003e\n\u003cp data-start=\"1226\" data-end=\"1278\"\u003eCompatible with black and galvanized pipe fittings\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Fittings N' Valves","offers":[{"title":"Default Title","offer_id":46749505552612,"sku":"P6776","price":5.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0424\/2925\/1744\/files\/locknut.jpg?v=1758160083"}],"url":"https:\/\/fittingsnvalves.com\/collections\/black-lock-nuts-imported.oembed","provider":"Fittings N' Valves","version":"1.0","type":"link"}