{"product_id":"n-a-5p591-malleable-iron-union-class-150-1-2-in-x-1-2-in-fitting-pipe-size-female-npt-x","title":"5P591 – Malleable Iron Union, Class 150, 1\/2 in x 1\/2 in Fitting Pipe Size, Female NPT x Female NPT","description":"\u003cdiv class=\"nbs-product-description\"\u003e\n\u003cp class=\"nbs-intro\"\u003eThe 5P591 Malleable Iron Union is available from National Boiler Supply. We support purchasing teams with fast dispatch, formal quotes, and a live order desk at 850-565-3492.\u003c\/p\u003e\n\u003ch3\u003eProduct Details\u003c\/h3\u003e\n\u003cp\u003eMalleable Iron, Class Class 150, 1\/2 in, Female, NPT, 14, 1\/2 in, Female, NPT, 14.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv class=\"nbs-spec-wrap\" style=\"overflow-x:auto;-webkit-overflow-scrolling:touch;\"\u003e\u003ctable class=\"nbs-spec-table\" style=\"width:100%;max-width:100%;border-collapse:collapse;font-size:0.95em;\"\u003e\u003ctbody\u003e\u003ctr\u003e\n\u003cth scope=\"row\" style=\"text-align:left;padding:8px 10px;border:1px solid #d9dee5;background:#f4f6f9;width:38%;\"\u003eManufacturer Part Number\u003c\/th\u003e\n\u003ctd style=\"padding:8px 10px;border:1px solid #d9dee5;\"\u003e5P591\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"nbs-b2b-callout\" style=\"border-left:4px solid #1F3A5F;background:#f4f6f9;padding:12px 16px;margin:18px 0 0;\"\u003e\n\u003cp style=\"margin:0 0 6px;\"\u003e\u003cstrong\u003eOEM Part Verification:\u003c\/strong\u003e Confirm part number 5P591 against your equipment nameplate or parts list before ordering. Our order desk can cross-check it for you.\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003e\u003cstrong\u003eOrder Desk Support:\u003c\/strong\u003e Call \u003ca href=\"tel:+18505653492\"\u003e850-565-3492\u003c\/a\u003e for formal quotes, lead times, and volume pricing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- NBS_CROSS_LINKS_START --\u003e\n\u003cdiv class=\"nbs-cross-links\" style=\"background:#f4f6f9;border-left:4px solid #1F3A5F;padding:16px 20px;margin:28px 0 0;border-radius:4px;max-width:100%;box-sizing:border-box;overflow-wrap:anywhere;\"\u003e\n\u003ch3 style=\"margin:0 0 10px;color:#1F3A5F;font-size:18px;line-height:1.3;\"\u003eRelated Components \u0026amp; Replacement Parts\u003c\/h3\u003e\n\u003cul style=\"margin:0 0 12px;padding-left:20px;line-height:1.5;\"\u003e\n\u003cli style=\"margin:0 0 6px;\"\u003e\n\u003ca href=\"\/products\/n-a-5p592-malleable-iron-union-class-150-3-4-in-x-3-4-fitting-pipe-size-female-npt-x-male\" style=\"color:#1F3A5F;font-weight:600;text-decoration:underline;\"\u003e5P592 – Malleable Iron Union, Class 150, 3\/4 in x 3\/4 Fitting Pipe Size, Female NPT x Male NPT\u003c\/a\u003e \u003cspan style=\"color:#5a6675;font-size:13px;white-space:nowrap;\"\u003e– OEM Part # 5P592\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"margin:0 0 6px;\"\u003e\n\u003ca href=\"\/products\/n-a-5p590-union-union-3-8-pipe-fnpt-malleable-iron-class-150\" style=\"color:#1F3A5F;font-weight:600;text-decoration:underline;\"\u003e5P590 – Union 3\/8\" Pipe, FNPT, Malleable Iron, Class 150\u003c\/a\u003e \u003cspan style=\"color:#5a6675;font-size:13px;white-space:nowrap;\"\u003e– OEM Part # 5P590\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"margin:0 0 6px;\"\u003e\n\u003ca href=\"\/products\/n-a-5p593-union-class-150-1-in-x-1-in-fitting-pipe-size-female-npt-x-female-npt\" style=\"color:#1F3A5F;font-weight:600;text-decoration:underline;\"\u003e5P593 – Union, Class 150, 1 in x 1 in Fitting Pipe Size, Female NPT x Female NPT\u003c\/a\u003e \u003cspan style=\"color:#5a6675;font-size:13px;white-space:nowrap;\"\u003e– OEM Part # 5P593\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"margin:0 0 6px;\"\u003e\n\u003ca href=\"\/products\/n-a-5p589-union-union-1-4-pipe-fnpt-malleable-iron-class-150\" style=\"color:#1F3A5F;font-weight:600;text-decoration:underline;\"\u003e5P589 – Union 1\/4\" Pipe, FNPT, Malleable Iron, Class 150\u003c\/a\u003e \u003cspan style=\"color:#5a6675;font-size:13px;white-space:nowrap;\"\u003e– OEM Part # 5P589\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"margin:0 0 6px;\"\u003e\n\u003ca href=\"\/products\/n-a-5p594-union-union-1-1-4-pipe-fnpt-malleable-iron-class-150\" style=\"color:#1F3A5F;font-weight:600;text-decoration:underline;\"\u003e5P594 – Union 1-1\/4\" Pipe, FNPT, Malleable Iron, Class 150\u003c\/a\u003e \u003cspan style=\"color:#5a6675;font-size:13px;white-space:nowrap;\"\u003e– OEM Part # 5P594\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"margin:0;color:#5a6675;font-size:13px;line-height:1.5;\"\u003eNeed help confirming a part number or cross-reference? Call our order desk at \u003ca href=\"tel:+18505653492\" style=\"color:#1F3A5F;font-weight:600;white-space:nowrap;\"\u003e850-565-3492\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- NBS_CROSS_LINKS_END --\u003e","brand":"Generic","offers":[{"title":"Default Title","offer_id":43334229885022,"sku":"5P591","price":9.01,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/Z2Bww-fo5oy_fbe03781-1e2c-4d89-86f5-a0a942cf7d85.jpg?v=1794525635","url":"https:\/\/nationalboilersupply.com\/products\/n-a-5p591-malleable-iron-union-class-150-1-2-in-x-1-2-in-fitting-pipe-size-female-npt-x","provider":"National Boiler Supply","version":"1.0","type":"link"}