{"product_id":"contre-ecrou-plateau-laiton","title":"Brass Flanged Lock Nut","description":"\u003cp\u003e\u003cstrong\u003eBrass flanged lock nut\u003c\/strong\u003e to \u003cstrong\u003elock and secure\u003c\/strong\u003e a threaded fitting in place. The wide flange provides an extended bearing surface and a neat finish. Used in plumbing, lighting and decoration. ISO 228-1 BSPP thread.\u003c\/p\u003e\n\u003ch2\u003eBrass Flanged Lock Nut Description\u003c\/h2\u003e\n\u003cp\u003eThis flanged lock nut screws onto a male thread to \u003cstrong\u003elock a fitting in position\u003c\/strong\u003e. The wide flange distributes tightening pressure over a larger surface, preventing damage to adjacent parts. It ensures a \u003cstrong\u003esecure hold\u003c\/strong\u003e with no risk of loosening.\u003c\/p\u003e\n\u003cp\u003eAn essential part for wall pass-throughs, tap fixings and decorative assemblies. Its \u003cstrong\u003eneat and polished appearance\u003c\/strong\u003e also makes it an ideal visible component for exposed brass installations.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch;margin:.8em 0\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;font-size:.92rem;margin:0\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px 12px;font-weight:700;text-align:left;background:#f5f0e6;white-space:nowrap\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px 12px;text-align:left\"\u003eBrass CW617N - 4MS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px 12px;font-weight:700;text-align:left;background:#f5f0e6;white-space:nowrap\"\u003eColour\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px 12px;text-align:left\"\u003eGolden brass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px 12px;font-weight:700;text-align:left;background:#f5f0e6;white-space:nowrap\"\u003eNominal pressure\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px 12px;text-align:left\"\u003ePN 16 bar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px 12px;font-weight:700;text-align:left;background:#f5f0e6;white-space:nowrap\"\u003eThread standard\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px 12px;text-align:left\"\u003eISO 228-1 - BSPP Gas (parallel thread)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px 12px;font-weight:700;text-align:left;background:#f5f0e6;white-space:nowrap\"\u003eSealing\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px 12px;text-align:left\"\u003eGuaranteed flat gasket seal (minimum thickness 1 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px 12px;font-weight:700;text-align:left;background:#f5f0e6;white-space:nowrap\"\u003eGasket seats\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px 12px;text-align:left\"\u003eFlat and wide on male and female ends\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px 12px;font-weight:700;text-align:left;background:#f5f0e6;white-space:nowrap\"\u003eShape\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px 12px;text-align:left\"\u003eCircular flange\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px 12px;font-weight:700;text-align:left;background:#f5f0e6;white-space:nowrap\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px 12px;text-align:left\"\u003eFemale (internally threaded) with flange\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px 12px;font-weight:700;text-align:left;background:#f5f0e6;white-space:nowrap\"\u003eCompatible fluids\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px 12px;text-align:left\"\u003eDrinking water, glycol water, compatible fluids\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px 12px;font-weight:700;text-align:left;background:#f5f0e6;white-space:nowrap\"\u003eTemperature\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px 12px;text-align:left\"\u003eDepends on the type of seal used\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px 12px;font-weight:700;text-align:left;background:#f5f0e6;white-space:nowrap\"\u003eApplication\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px 12px;text-align:left\"\u003eDrinking water supply, general plumbing, HVAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eOperating Conditions and Installation\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating pressure\u003c\/strong\u003e : PN 16 bar\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature\u003c\/strong\u003e : Depends on the type of seal used\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFluids\u003c\/strong\u003e : Drinking water, glycol water, compatible fluids\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation\u003c\/strong\u003e: Apply moderate tightening torque and use suitable materials (risk of galvanic corrosion). Wrench flats compatible with standard tools.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCertifications and Compliance\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrinking water\u003c\/strong\u003e: Compliant with the French decree of 25 June 2020 on metallic materials and products intended for installations in contact with water for human consumption.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4MS\u003c\/strong\u003e: Compliant with 4MS requirements — Harmonisation of European certification rules for materials and products in contact with drinking water.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications and Installation Tips\u003c\/h3\u003e\n\u003ch4\u003eApplications\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDomestic plumbing\u003c\/strong\u003e: hot and cold water installation connections\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial plumbing\u003c\/strong\u003e: PN 16 bar compliant installations\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterior decoration\u003c\/strong\u003e: creating light fixtures, shelves, towel rails in exposed brass\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDIY and creative projects\u003c\/strong\u003e: custom projects with screw-in fittings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWall pass-through fixing\u003c\/strong\u003e: essential for securing a wall pass-through pipe in position\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eInstallation tips\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eUse \u003cstrong\u003ePTFE tape\u003c\/strong\u003e (Teflon) or hemp to ensure sealing on male threads\u003c\/li\u003e\n\u003cli\u003eFor flat gasket seats, use a \u003cstrong\u003eflat gasket\u003c\/strong\u003e with a minimum thickness of 1 mm\u003c\/li\u003e\n\u003cli\u003eTighten with an \u003cstrong\u003eopen-end wrench\u003c\/strong\u003e or \u003cstrong\u003eadjustable wrench\u003c\/strong\u003e — do not use slip-joint pliers to avoid damaging the fitting\u003c\/li\u003e\n\u003cli\u003eApply \u003cstrong\u003emoderate tightening torque\u003c\/strong\u003e — over-tightening may damage the thread\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Drawing\u003c\/h3\u003e\n\u003cfigure style=\"margin:1.2em 0;text-align:center;padding:0\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2439\/6099\/files\/dessin-technique-contre-ecrou-plateau-laiton-bsp.jpg\" alt=\"Technical drawing brass flanged lock nut BSP - dimensions and measurements\" loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"1200\" fetchpriority=\"low\" style=\"max-width:100%;height:auto;display:block;margin:0 auto;border:1px solid #eee;border-radius:4px;background:#fff\"\u003e\n\u003cfigcaption style=\"font-size:.85rem;color:#666;margin-top:.4em;font-style:italic\"\u003eDimension drawing — dimensions in millimetres\u003c\/figcaption\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eDimensions (mm)\u003c\/h3\u003e\n\u003cp\u003eAll dimensions are expressed in millimetres (mm) unless otherwise stated.\u003c\/p\u003e\n\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch;margin:.8em 0\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;font-size:.88rem;margin:0\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;background:#f5f0e6;font-weight:700;white-space:nowrap\"\u003eG\u003c\/th\u003e\n\u003cth style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;background:#f5f0e6;font-weight:700;white-space:nowrap\"\u003eG (mm)\u003c\/th\u003e\n\u003cth style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;background:#f5f0e6;font-weight:700;white-space:nowrap\"\u003eOA\u003c\/th\u003e\n\u003cth style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;background:#f5f0e6;font-weight:700;white-space:nowrap\"\u003eL1\u003c\/th\u003e\n\u003cth style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;background:#f5f0e6;font-weight:700;white-space:nowrap\"\u003eL2\u003c\/th\u003e\n\u003cth style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;background:#f5f0e6;font-weight:700;white-space:nowrap\"\u003eS\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e3\/8\"\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e12x17\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e30\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e9\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e7\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e19\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fafafa\"\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e1\/2\"\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e15x21\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e35\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e10\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e7.5\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e23\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e3\/4\"\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e20x27\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e42\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e11\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e8.2\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e29\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fafafa\"\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e1\"\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e26x34\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e50\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e13\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e9.8\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e36\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eSize Equivalences\u003c\/h3\u003e\n\u003cp\u003eThis lock nut is available in the following sizes. Use this table to find the \u003cstrong\u003eequivalence\u003c\/strong\u003e between millimetres, inches and DN.\u003c\/p\u003e\n\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch;margin:.8em 0\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;font-size:.88rem;margin:0\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;background:#f5f0e6;font-weight:700;white-space:nowrap\"\u003eSize (mm)\u003c\/th\u003e\n\u003cth style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;background:#f5f0e6;font-weight:700;white-space:nowrap\"\u003e12x17\u003c\/th\u003e\n\u003cth style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;background:#f5f0e6;font-weight:700;white-space:nowrap\"\u003e15x21\u003c\/th\u003e\n\u003cth style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;background:#f5f0e6;font-weight:700;white-space:nowrap\"\u003e20x27\u003c\/th\u003e\n\u003cth style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;background:#f5f0e6;font-weight:700;white-space:nowrap\"\u003e26x34\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;font-weight:700;white-space:nowrap\"\u003eInches\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e3\/8''\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e1\/2''\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e3\/4''\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e1''\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;font-weight:700;white-space:nowrap\"\u003eDN\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003eDN10\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003eDN15\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003eDN20\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003eDN25\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;font-weight:700;white-space:nowrap\"\u003eExt. tube dia.\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e17 mm\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e21 mm\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e27 mm\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;text-align:center;white-space:nowrap\"\u003e34 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:.9rem;color:#666;margin-top:1.5em\"\u003e\u003cem\u003eThe appearance of the part may vary depending on the batch in stock (see photos). \u003ca href=\"\/pages\/contact\"\u003eContact us\u003c\/a\u003e for confirmation.\u003c\/em\u003e\u003c\/p\u003e","brand":"Home Invasion","offers":[{"title":"3\/8\"","offer_id":53503143510343,"sku":"2016090001200\u0026","price":3.0,"currency_code":"USD","in_stock":true},{"title":"1\/2\"","offer_id":53503143543111,"sku":"2016090001500\u0026","price":3.0,"currency_code":"USD","in_stock":true},{"title":"3\/4\"","offer_id":53503143575879,"sku":"2016090002000\u0026","price":4.0,"currency_code":"USD","in_stock":true},{"title":"1\"","offer_id":53503143608647,"sku":"2016090002600\u0026","price":6.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2439\/6099\/files\/contre-ecrou-a-plateau-laiton-bsp-1.jpg?v=1773248699","url":"https:\/\/home-invasion.com\/products\/brass-flanged-lock-nut","provider":"Home Invasion","version":"1.0","type":"link"}