{"product_id":"bsp-brass-pipe-fittings-male-female-thread-adapter","title":"BSP Brass Pipe Fittings — Male to Female Thread Adapter for Water Meter \u0026 Pump","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"hdiy-desc\"\u003e\n\u003cdiv class=\"hdiy-overview\"\u003e\n\u003ch2\u003eBSP Brass Pipe Fittings — Reliable Male-to-Female Thread Adapters for Water Meters \u0026amp; Pumps\u003c\/h2\u003e\n\u003cp\u003eDealing with mismatched pipe sizes on your water meter, pump, or plumbing system is one of the most frustrating hold-ups on any job site or home repair. Whether you're a plumber, irrigation installer, or hands-on homeowner, having the right BSP brass pipe fittings on hand means the difference between a clean, leak-free connection and a costly callback.\u003c\/p\u003e\n\u003cp\u003eEach piece is a solid brass male-to-female BSP threaded adapter, available in six step-up size combinations ranging from M1\/2\" to F3\/4\" all the way up to M2\" to F2-1\/2\" (approximately 13mm to 64mm). Sold in quantities of 1, 2, 3, 5, 8, or 10 pieces per order so you can stock exactly what your project requires.\u003c\/p\u003e\n\u003cp\u003eThese BSP thread connectors are well-suited for water meter installations, centrifugal pump connections, garden irrigation manifolds, and general plumbing pipe size transitions — anywhere a BSP male-to-female reducing or extending adapter is needed.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hdiy-compat\"\u003e\n\u003cspan class=\"hdiy-compat-icon\"\u003e🔵\u003c\/span\u003e \u003cstrong\u003eThread Standard:\u003c\/strong\u003e BSP (British Standard Pipe \/ G-thread). Not compatible with NPT threads. Verify your existing fittings before ordering — \u003ca href=\"\/de\/pages\/contact\"\u003econtact us\u003c\/a\u003e if unsure.\u003c\/div\u003e\n\u003ch2\u003e✅ Key Features of These BSP Brass Pipe Fittings\u003c\/h2\u003e\n\u003cul class=\"hdiy-features\"\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🔩\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eSix Size Options\u003c\/strong\u003e — Covers the most common BSP step-up combinations from 1\/2\" to 2-1\/2\", making it easy to find the right male-to-female thread adapter for your specific pipe size transition.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🟡\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eSolid Brass Construction\u003c\/strong\u003e — Machined from brass for natural corrosion resistance, durability in wet environments, and reliable long-term performance in water supply and pump applications.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🔐\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003ePrecision-Cut BSP Threads\u003c\/strong\u003e — Threads are machined to BSP (G-thread) specification for consistent engagement and a secure, leak-resistant seal when used with PTFE tape or thread sealant.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e💧\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eLeak-Free Water Meter Connections\u003c\/strong\u003e — Designed for water meter pump adapter applications where a reliable, drip-free seal is critical; compatible with standard residential and commercial BSP water meter ports.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e📦\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eFlexible Quantity Options\u003c\/strong\u003e — Available in packs of 1 to 10 pieces, so you can order a single fitting for a one-off repair or stock up for ongoing plumbing or irrigation projects.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🔧\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eHand-Tightenable with Wrench Finish\u003c\/strong\u003e — Hex or knurled body profile (typical for this fitting type) allows easy installation with a standard pipe wrench or adjustable spanner without specialized tooling.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e📐 Technical Specifications — BSP Brass Pipe Thread Adapters\u003c\/h2\u003e\n\u003cdiv class=\"hdiy-table-wrap\"\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eBrass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eThread Standard\u003c\/th\u003e\n\u003ctd\u003eBSP (British Standard Pipe \/ G-thread)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eConnection Type\u003c\/th\u003e\n\u003ctd\u003eMale to Female (step-up adapter)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAvailable Sizes\u003c\/th\u003e\n\u003ctd\u003eM1\/2\" to F3\/4\" · M3\/4\" to F1\" · M1\" to M1-1\/4\" · M1-1\/4\" to F1-1\/2\" · M1-1\/2\" to F2\" · M2\" to F2-1\/2\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSize Range (approx.)\u003c\/th\u003e\n\u003ctd\u003e13mm (1\/2\") to 64mm (2-1\/2\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWorking Pressure\u003c\/th\u003e\n\u003ctd\u003eTypically up to 150 PSI (≈10 bar) — see variant options\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFinish\u003c\/th\u003e\n\u003ctd\u003eNatural brass (uncoated)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSealing Method\u003c\/th\u003e\n\u003ctd\u003ePTFE tape or thread sealant (not included)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eQuantity per Order\u003c\/th\u003e\n\u003ctd\u003e1 \/ 2 \/ 3 \/ 5 \/ 8 \/ 10 PCS — see variant options\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTypical Applications\u003c\/th\u003e\n\u003ctd\u003eWater meters, pumps, irrigation, plumbing pipe transitions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCountry of Origin\u003c\/th\u003e\n\u003ctd\u003eContact us to confirm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hdiy-note\"\u003e\n\u003cspan class=\"hdiy-note-icon\"\u003e⚠️\u003c\/span\u003e \u003cstrong\u003eInstallation Note:\u003c\/strong\u003e Always apply 2–3 wraps of PTFE plumber's tape to the male thread before assembly. Do not overtighten — hand-tight plus 1–2 turns with a wrench is generally sufficient for a leak-free BSP connection.\u003c\/div\u003e\n\u003ch2\u003e❓ Frequently Asked Questions\u003c\/h2\u003e\n\u003cdiv class=\"hdiy-faq\"\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow do I choose the right size BSP pipe adapter?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eMeasure the outer diameter of your existing pipe thread and match it to the male (M) inlet size listed in the variant options. For example, if your pump outlet is 3\/4\" BSP male, select the \u003cstrong\u003eM3\/4\" to F1\"\u003c\/strong\u003e adapter to step up to a 1\" female connection. When in doubt, check your pipe's thread count per inch — BSP threads are generally 14 TPI for 3\/4\" and 11 TPI for 1\" and larger.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat thread standard do these fittings use?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eThese adapters use \u003cstrong\u003eBSP (British Standard Pipe)\u003c\/strong\u003e threads, also known as G-thread or Whitworth pipe thread. BSP is widely used in plumbing, water meters, and industrial equipment across the US, UK, EU, and Asia. It is \u003cem\u003enot\u003c\/em\u003e directly compatible with NPT (National Pipe Taper) threads without a conversion adapter.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan these brass fittings be used outdoors or in wet environments?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eYes. Brass is naturally corrosion-resistant and generally performs well in outdoor and wet environments, including garden irrigation, outdoor pumps, and water meter installations. For highly aggressive environments (saltwater or acidic water), additional sealing with PTFE tape is recommended and periodic inspection is advised.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is the pressure rating for these adapters?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eBrass BSP fittings of this type typically handle working pressures up to \u003cstrong\u003e150 PSI (approximately 10 bar)\u003c\/strong\u003e under normal water supply conditions. Actual ratings depend on installation quality and thread sealing. Always use PTFE tape or thread sealant and do not overtighten.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eDo I need thread sealant or PTFE tape?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eYes. BSP parallel threads (G-thread) rely on a face seal or thread sealant for a leak-free connection. We recommend wrapping \u003cstrong\u003e2–3 layers of PTFE plumber's tape\u003c\/strong\u003e on the male thread before assembly. This is standard practice for all BSP threaded fittings and is not included with the adapter.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eAre these fittings compatible with NPT threaded pipes?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eNo — BSP and NPT threads have different thread angles and pitches and are \u003cstrong\u003enot interchangeable\u003c\/strong\u003e. BSP uses a 55° thread angle while NPT uses 60°. If your existing pipes are NPT, you will need a BSP-to-NPT conversion adapter. \u003ca href=\"\/de\/pages\/contact\"\u003eContact us\u003c\/a\u003e if you need help identifying your thread type.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhich size should I buy for a standard residential water meter?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eMost residential water meters in the US and internationally use \u003cstrong\u003e3\/4\" or 1\" BSP\u003c\/strong\u003e connections. The \u003cem\u003eM3\/4\" to F1\"\u003c\/em\u003e or \u003cem\u003eM1\" to M1-1\/4\"\u003c\/em\u003e variants are generally the most common choices for water meter installations. Check your meter's inlet\/outlet markings before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hdiy-cta\"\u003e🛒 Select your \u003cstrong\u003esize and quantity\u003c\/strong\u003e above, then add to cart — ships from our US warehouse.\u003c\/div\u003e\n\u003c\/div\u003e","brand":"HomeDIYer","offers":[{"title":"M1\u00262\" to F3\u00264\" \/ 1PCS","offer_id":52331404558610,"sku":"GLFBTXJGLBZSJ024497x1","price":4.87,"currency_code":"USD","in_stock":true},{"title":"M1\u00262\" to F3\u00264\" \/ 2PCS","offer_id":52331404591378,"sku":"GLFBTXJGLBZSJ024497x2","price":9.02,"currency_code":"USD","in_stock":true},{"title":"M1\u00262\" to F3\u00264\" \/ 3PCS","offer_id":52331404624146,"sku":"GLFBTXJGLBZSJ024497x3","price":13.15,"currency_code":"USD","in_stock":true},{"title":"M1\u00262\" to F3\u00264\" \/ 5PCS","offer_id":52331404656914,"sku":"GLFBTXJGLBZSJ024497x5","price":21.42,"currency_code":"USD","in_stock":true},{"title":"M1\u00262\" to F3\u00264\" \/ 8PCS","offer_id":52331404689682,"sku":"GLFBTXJGLBZSJ024497x8","price":33.84,"currency_code":"USD","in_stock":true},{"title":"M1\u00262\" to F3\u00264\" \/ 10PCS","offer_id":52331404722450,"sku":"GLFBTXJGLBZSJ024497x10","price":42.12,"currency_code":"USD","in_stock":true},{"title":"M3\u00264\" to F1\" \/ 1PCS","offer_id":52331404755218,"sku":"GLFBTXJGLBZSJ024498x1","price":7.53,"currency_code":"USD","in_stock":true},{"title":"M3\u00264\" to F1\" \/ 2PCS","offer_id":52331404787986,"sku":"GLFBTXJGLBZSJ024498x2","price":14.32,"currency_code":"USD","in_stock":true},{"title":"M3\u00264\" to F1\" \/ 3PCS","offer_id":52331404820754,"sku":"GLFBTXJGLBZSJ024498x3","price":21.12,"currency_code":"USD","in_stock":true},{"title":"M3\u00264\" to F1\" \/ 5PCS","offer_id":52331404853522,"sku":"GLFBTXJGLBZSJ024498x5","price":34.71,"currency_code":"USD","in_stock":true},{"title":"M3\u00264\" to F1\" \/ 8PCS","offer_id":52331404886290,"sku":"GLFBTXJGLBZSJ024498x8","price":55.08,"currency_code":"USD","in_stock":true},{"title":"M3\u00264\" to F1\" \/ 10PCS","offer_id":52331404919058,"sku":"GLFBTXJGLBZSJ024498x10","price":68.67,"currency_code":"USD","in_stock":true},{"title":"M1\" to M1-1\u00264\" \/ 1PCS","offer_id":52331404951826,"sku":"GLFBTXJGLBZSJ024499x1","price":11.59,"currency_code":"USD","in_stock":true},{"title":"M1\" to M1-1\u00264\" \/ 2PCS","offer_id":52331404984594,"sku":"GLFBTXJGLBZSJ024499x2","price":22.45,"currency_code":"USD","in_stock":true},{"title":"M1\" to M1-1\u00264\" \/ 3PCS","offer_id":52331405017362,"sku":"GLFBTXJGLBZSJ024499x3","price":33.31,"currency_code":"USD","in_stock":true},{"title":"M1\" to M1-1\u00264\" \/ 5PCS","offer_id":52331405050130,"sku":"GLFBTXJGLBZSJ024499x5","price":55.03,"currency_code":"USD","in_stock":true},{"title":"M1\" to M1-1\u00264\" \/ 8PCS","offer_id":52331405082898,"sku":"GLFBTXJGLBZSJ024499x8","price":87.61,"currency_code":"USD","in_stock":true},{"title":"M1-1\u00264\" to F1-1\u00262\" \/ 1PCS","offer_id":52331405115666,"sku":"GLFBTXJGLBZSJ024500x1","price":16.74,"currency_code":"USD","in_stock":true},{"title":"M1-1\u00264\" to F1-1\u00262\" \/ 2PCS","offer_id":52331405148434,"sku":"GLFBTXJGLBZSJ024500x2","price":32.74,"currency_code":"USD","in_stock":true},{"title":"M1-1\u00264\" to F1-1\u00262\" \/ 3PCS","offer_id":52331405181202,"sku":"GLFBTXJGLBZSJ024500x3","price":48.74,"currency_code":"USD","in_stock":true},{"title":"M1-1\u00264\" to F1-1\u00262\" \/ 5PCS","offer_id":52331405213970,"sku":"GLFBTXJGLBZSJ024500x5","price":80.76,"currency_code":"USD","in_stock":true},{"title":"M1-1\u00262\" to F2\" \/ 1PCS","offer_id":52331405246738,"sku":"GLFBTXJGLBZSJ024501x1","price":21.6,"currency_code":"USD","in_stock":true},{"title":"M1-1\u00262\" to F2\" \/ 2PCS","offer_id":52331405279506,"sku":"GLFBTXJGLBZSJ024501x2","price":42.46,"currency_code":"USD","in_stock":true},{"title":"M1-1\u00262\" to F2\" \/ 3PCS","offer_id":52331405312274,"sku":"GLFBTXJGLBZSJ024501x3","price":63.31,"currency_code":"USD","in_stock":true},{"title":"M2\" to F2-1\u00262\" \/ 1PCS","offer_id":52331405345042,"sku":"GLFBTXJGLBZSJ024502x1","price":42.19,"currency_code":"USD","in_stock":true},{"title":"M2\" to F2-1\u00262\" \/ 2PCS","offer_id":52331405377810,"sku":"GLFBTXJGLBZSJ024502x2","price":83.63,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0884\/8936\/1682\/files\/Picture3of14_87274878-cab3-48d6-85c7-be17bb9c5d3e.jpg?v=1780976521","url":"https:\/\/homediyer.com\/de\/products\/bsp-brass-pipe-fittings-male-female-thread-adapter","provider":"HomeDIYer","version":"1.0","type":"link"}