{"product_id":"304-stainless-steel-bsp-tee-cross-pipe-fittings","title":"304 Stainless Steel BSP Tee \u0026 Cross Pipe Fittings — 1\/8\" to 2\" | F\u0026F\u0026F, M\u0026M\u0026M, Reducer \u0026 Cross","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"hdiy-desc\"\u003e\n\u003cdiv class=\"hdiy-overview\"\u003e\n\u003ch2\u003e304 Stainless Steel BSP Tee \u0026amp; Cross Pipe Fittings — Reliable Connections from 1\/8\" to 2\"\u003c\/h2\u003e\n\u003cp\u003eWhen a leaking joint or a mismatched thread standard brings your plumbing or pneumatic project to a halt, you need fittings you can trust. Whether you're a plumber routing water lines, a DIYer building a compressed air system, or a fabricator assembling fluid transfer networks, these \u003cstrong\u003e304 stainless steel BSP tee and cross pipe fittings\u003c\/strong\u003e give you the thread integrity and corrosion resistance to get the job done right the first time.\u003c\/p\u003e\n\u003cp\u003eEach fitting is machined from \u003cstrong\u003e304 stainless steel\u003c\/strong\u003e and features BSP (British Standard Pipe) threads. Available configurations include \u003cstrong\u003eF\u0026amp;F\u0026amp;F Tee\u003c\/strong\u003e (all female), \u003cstrong\u003eM\u0026amp;M\u0026amp;M Tee\u003c\/strong\u003e (all male), mixed-gender tees (M\u0026amp;M\u0026amp;F, F\u0026amp;M\u0026amp;F, M\u0026amp;F\u0026amp;F, M\u0026amp;F\u0026amp;M), \u003cstrong\u003eReducer Tees\u003c\/strong\u003e, and \u003cstrong\u003eCross fittings\u003c\/strong\u003e — sold individually (1 pc per order). Size range covers \u003cstrong\u003e1\/8\" (≈DN6) through 2\" (≈DN50)\u003c\/strong\u003e, with nominal BSP sizing following ISO 228 \/ BS 2779 standards.\u003c\/p\u003e\n\u003cp\u003eThese BSP stainless steel tee fittings are well-suited for \u003cstrong\u003eresidential and commercial water distribution lines\u003c\/strong\u003e, \u003cstrong\u003ecompressed air manifold assemblies\u003c\/strong\u003e, and \u003cstrong\u003eindustrial fluid transfer systems\u003c\/strong\u003e where corrosion resistance and thread reliability are non-negotiable. The cross fittings are particularly useful for four-way branch points in irrigation systems and pneumatic control panels.\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 Compatibility:\u003c\/strong\u003e These fittings use \u003cstrong\u003eBSP (British Standard Pipe)\u003c\/strong\u003e threads — BSPP or BSPT depending on configuration. BSP threads are \u003cem\u003enot\u003c\/em\u003e directly interchangeable with NPT (US standard). Verify your system's thread standard before ordering.\u003c\/div\u003e\n\u003cdiv class=\"hdiy-note\"\u003e\n\u003cspan class=\"hdiy-note-icon\"\u003e⚠️\u003c\/span\u003e \u003cstrong\u003eSize Confirmation:\u003c\/strong\u003e Nominal BSP sizes do not equal actual pipe OD. Please confirm your pipe's BSP nominal size before selecting a variant. See the FAQ below for sizing guidance.\u003c\/div\u003e\n\u003ch2\u003e✅ Key Features of These 304 Stainless Steel BSP Tee \u0026amp; Cross 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\u003eWide Configuration Range\u003c\/strong\u003e — Available as F\u0026amp;F\u0026amp;F, M\u0026amp;M\u0026amp;M, M\u0026amp;M\u0026amp;F, F\u0026amp;M\u0026amp;F, M\u0026amp;F\u0026amp;F, M\u0026amp;F\u0026amp;M tees, reducer tees, and four-way cross fittings to match virtually any BSP pipe layout.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🛡️\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003e304 Stainless Steel Construction\u003c\/strong\u003e — Resists rust, oxidation, and mild chemical exposure, making these stainless steel pipe fittings suitable for water, air, and non-aggressive fluid systems in both indoor and outdoor installations.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e📐\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eFull BSP Size Range\u003c\/strong\u003e — Covers 1\/8\" through 2\" nominal BSP, letting you source tee and cross fittings for small-bore instrument lines and larger main distribution pipes from a single supplier.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e⚙️\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003ePrecision-Machined Threads\u003c\/strong\u003e — BSP threads are cut to standard tolerances for consistent engagement and reduced risk of cross-threading, which is critical in pressurized water and compressed air tee fitting applications.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🔄\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eReducer Tee Options Included\u003c\/strong\u003e — Step-down reducer tee variants (e.g., 3\/4\" to 1\/2\", 1\" to 1\/2\", 1\" to 3\/4\") allow you to transition between pipe sizes within a single fitting, eliminating the need for separate reducers in tight spaces.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🚚\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eShips from US Warehouse\u003c\/strong\u003e — Stocked domestically for faster delivery to your job site or workshop, so your project doesn't wait on international shipping delays.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e📐 Technical Specifications — BSP Stainless Steel Tee \u0026amp; Cross Pipe Fittings\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\u003e304 Stainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eThread Standard\u003c\/th\u003e\n\u003ctd\u003eBSP (British Standard Pipe) — BSPP \/ BSPT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAvailable Types\u003c\/th\u003e\n\u003ctd\u003eF\u0026amp;F\u0026amp;F Tee, M\u0026amp;M\u0026amp;M Tee, M\u0026amp;M\u0026amp;F Tee, F\u0026amp;M\u0026amp;F Tee, M\u0026amp;F\u0026amp;F Tee, M\u0026amp;F\u0026amp;M Tee, Reducer Tee, Cross (4-way)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSize Range\u003c\/th\u003e\n\u003ctd\u003e1\/8\" (≈DN6) to 2\" (≈DN50) BSP nominal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eReducer Tee Sizes\u003c\/th\u003e\n\u003ctd\u003e3\/4\" to 1\/2\", 1\" to 1\/2\", 1\" to 3\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCross Fitting Sizes\u003c\/th\u003e\n\u003ctd\u003e1\/2\", 3\/4\", 1\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSurface Finish\u003c\/th\u003e\n\u003ctd\u003eSee variant options\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWorking Pressure\u003c\/th\u003e\n\u003ctd\u003eSee variant options \/ Contact us to confirm for your application\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eQuantity per Order\u003c\/th\u003e\n\u003ctd\u003e1 pc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eThread Engagement\u003c\/th\u003e\n\u003ctd\u003eContact us to confirm for specific size\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCompatible Standards\u003c\/th\u003e\n\u003ctd\u003eISO 228 \/ BS 2779 (BSP thread form)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTypical Applications\u003c\/th\u003e\n\u003ctd\u003eWater lines, compressed air systems, fluid transfer, irrigation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hdiy-faq\"\u003e\n\u003ch2\u003e❓ Frequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow do I choose the right BSP tee or cross fitting size?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eMatch the fitting size to your pipe's \u003cstrong\u003enominal BSP thread size\u003c\/strong\u003e — not the pipe's actual outer diameter. For reference, a 1\/2\" BSP thread typically has an OD of about 20.9mm (≈0.82\"), and a 1\" BSP thread measures approximately 33.2mm (≈1.31\") OD. Use a BSP nominal size chart or thread gauge to confirm before ordering. When in doubt, size up to avoid flow restriction in your water or air line.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat pressure rating do these stainless steel BSP fittings typically handle?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003e304 stainless steel BSP fittings generally support working pressures in the range of \u003cstrong\u003e150–1000 PSI\u003c\/strong\u003e, depending on size and wall thickness. Smaller sizes (1\/8\"–1\/4\") typically carry higher pressure ratings than larger sizes (1\"–2\"). For safety-critical or high-pressure applications, always verify the rated working pressure with your system engineer or contact us to confirm.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eAre these fittings suitable for outdoor or corrosive environments?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eYes. \u003cstrong\u003e304 stainless steel\u003c\/strong\u003e offers good corrosion resistance in most outdoor environments and is generally suitable for water, air, and non-chloride fluid systems. It performs well in rain, humidity, and mild chemical exposure. For highly saline or chloride-heavy environments — such as coastal or marine installations — 316 stainless steel is typically the better choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat thread standard do these fittings use — BSP or NPT?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eThese fittings use \u003cstrong\u003eBSP (British Standard Pipe)\u003c\/strong\u003e threads, which follow ISO 228 \/ BS 2779. BSP threads are \u003cstrong\u003enot directly compatible with NPT\u003c\/strong\u003e (National Pipe Thread) fittings common in US residential plumbing. The thread angle and pitch differ. If your existing system uses NPT threads, you will need a BSP-to-NPT adapter fitting to connect them safely.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is the difference between F\u0026amp;F\u0026amp;F, M\u0026amp;M\u0026amp;M, and Reducer Tee configurations?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003e\u003cstrong\u003eF\u0026amp;F\u0026amp;F (Female × Female × Female)\u003c\/strong\u003e tees have internal threads on all three ports — you thread male-ended pipes or nipples into them. \u003cstrong\u003eM\u0026amp;M\u0026amp;M (Male × Male × Male)\u003c\/strong\u003e tees have external threads on all three ports and thread into female sockets or valves. \u003cstrong\u003eReducer tees\u003c\/strong\u003e have a smaller branch port to step down between pipe sizes in a single fitting. Mixed configurations (e.g., M\u0026amp;F\u0026amp;F) combine port genders to suit specific plumbing layouts without extra adapters.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eDo I need PTFE tape or thread sealant with these fittings?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eYes — for leak-free connections, \u003cstrong\u003ePTFE (Teflon) tape\u003c\/strong\u003e or a compatible thread sealant compound is generally recommended on BSP threaded joints, particularly in liquid or pressurized gas systems. Apply 2–3 wraps of PTFE tape in the direction of the thread before assembly. For BSPP (parallel) threads, a bonded seal or O-ring face seal may also be used depending on the fitting design.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan these fittings be used for gas lines?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003e304 stainless steel BSP fittings are generally compatible with \u003cstrong\u003ecompressed air and inert gas\u003c\/strong\u003e applications. Suitability for natural gas, propane, or other fuel gases depends on local building codes and the specific fitting configuration. Always consult local regulations and a licensed professional before installing any fitting in a fuel gas system.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hdiy-cta\"\u003e🛒 Select your \u003cstrong\u003etype and size\u003c\/strong\u003e above, then add to cart — ships from our US warehouse.\u003c\/div\u003e\n\u003c\/div\u003e","brand":"HomeDIYer","offers":[{"title":"304 stainless steel \/ F\u0026F\u0026F Tee【1\u00268\"】 \/ 1pcs","offer_id":52336600482066,"sku":"BEAR026233x1","price":5.85,"currency_code":"USD","in_stock":true},{"title":"304 stainless steel \/ F\u0026F\u0026F Tee【1\u00264\"】 \/ 1pcs","offer_id":52336600514834,"sku":"BEAR026234x1","price":5.96,"currency_code":"USD","in_stock":true},{"title":"304 stainless steel \/ F\u0026F\u0026F Tee【3\u00268\"】 \/ 1pcs","offer_id":52336600547602,"sku":"BEAR026235x1","price":7.37,"currency_code":"USD","in_stock":true},{"title":"304 stainless steel \/ F\u0026F\u0026F Tee【1\u00262\"】 \/ 1pcs","offer_id":52336600580370,"sku":"BEAR026236x1","price":10.35,"currency_code":"USD","in_stock":true},{"title":"304 stainless steel \/ F\u0026F\u0026F Tee【3\u00264\"】 \/ 1pcs","offer_id":52336600613138,"sku":"BEAR026237x1","price":13.75,"currency_code":"USD","in_stock":true},{"title":"304 stainless steel \/ F\u0026F\u0026F Tee【1\"】 \/ 1pcs","offer_id":52336600645906,"sku":"BEAR026238x1","price":21.45,"currency_code":"USD","in_stock":true},{"title":"304 stainless steel \/ M\u0026M\u0026F Tee【1\u00262\"】 \/ 1pcs","offer_id":52336600678674,"sku":"BEAR026239x1","price":12.96,"currency_code":"USD","in_stock":true},{"title":"304 stainless steel \/ F\u0026M\u0026F Tee【1\u00262\"】 \/ 1pcs","offer_id":52336600711442,"sku":"BEAR026240x1","price":11.87,"currency_code":"USD","in_stock":true},{"title":"304 stainless steel \/ M\u0026M\u0026M Tee【1\u00262\"】 \/ 1pcs","offer_id":52336600744210,"sku":"BEAR026241x1","price":10.66,"currency_code":"USD","in_stock":true},{"title":"304 stainless steel \/ M\u0026F\u0026F Tee【1\u00262\"】 \/ 1pcs","offer_id":52336600776978,"sku":"BEAR026242x1","price":12.39,"currency_code":"USD","in_stock":true},{"title":"304 stainless steel \/ M\u0026F\u0026M Tee【1\u00262\"】 \/ 1pcs","offer_id":52336600809746,"sku":"BEAR026243x1","price":12.08,"currency_code":"USD","in_stock":true},{"title":"304 stainless steel \/ M\u0026M\u0026M Tee【3\u00264\"】 \/ 1pcs","offer_id":52336600842514,"sku":"BEAR026244x1","price":20.2,"currency_code":"USD","in_stock":true},{"title":"304 stainless steel \/ M\u0026M\u0026M Tee【1\"】 \/ 1pcs","offer_id":52336600875282,"sku":"BEAR026245x1","price":26.32,"currency_code":"USD","in_stock":true},{"title":"304 stainless steel \/ Reducer Tee【3\u00264\" to 1\u00262\"】 \/ 1pcs","offer_id":52336600908050,"sku":"BEAR026246x1","price":13.18,"currency_code":"USD","in_stock":true},{"title":"304 stainless steel \/ Reducer Tee【1\" to 1\u00262\"】 \/ 1pcs","offer_id":52336600940818,"sku":"BEAR026247x1","price":18.93,"currency_code":"USD","in_stock":true},{"title":"304 stainless steel \/ Reducer Tee【1\" to 3\u00264\"】 \/ 1pcs","offer_id":52336600973586,"sku":"BEAR026248x1","price":21.3,"currency_code":"USD","in_stock":true},{"title":"304 stainless steel \/ Cross【1\u00262\"】 \/ 1pcs","offer_id":52336601006354,"sku":"BEAR026249x1","price":15.38,"currency_code":"USD","in_stock":true},{"title":"304 stainless steel \/ Cross【3\u00264\"】 \/ 1pcs","offer_id":52336601039122,"sku":"BEAR026250x1","price":19.94,"currency_code":"USD","in_stock":true},{"title":"304 stainless steel \/ Cross【1\"】 \/ 1pcs","offer_id":52336601071890,"sku":"BEAR026251x1","price":28.91,"currency_code":"USD","in_stock":true},{"title":"304 stainless steel \/ F\u0026F\u0026F Tee【1-1\u00264\"】 \/ 1pcs","offer_id":52336601104658,"sku":"BEAR026252x1","price":29.02,"currency_code":"USD","in_stock":true},{"title":"304 stainless steel \/ F\u0026F\u0026F Tee【1-1\u00262\"】 \/ 1pcs","offer_id":52336601137426,"sku":"BEAR026253x1","price":38.16,"currency_code":"USD","in_stock":true},{"title":"304 stainless steel \/ F\u0026F\u0026F Tee【2\"】 \/ 1pcs","offer_id":52336601170194,"sku":"BEAR026254x1","price":51.57,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0884\/8936\/1682\/files\/Picture1of27_0aabe28c-4aa8-4758-ab04-1fe17ad5883e.jpg?v=1781070876","url":"https:\/\/homediyer.com\/products\/304-stainless-steel-bsp-tee-cross-pipe-fittings","provider":"HomeDIYer","version":"1.0","type":"link"}