{"product_id":"1-g-female-to-3-4-npt-male-adapter-with-washer","title":"1\" G Thread (BSPP) Female to 3\/4\" NPT Male Adapter with Washer — Lead-Free Brass","description":"\u003cp\u003eThis adapter connects a \u003cstrong\u003e1\" G (BSPP) female\u003c\/strong\u003e thread to a \u003cstrong\u003e3\/4\" NPT male\u003c\/strong\u003e thread, so you can join two different plumbing standards without replacing existing pipework. It's made from lead-free brass and ships with a washer, since G (BSPP) threads are parallel and seal with a washer rather than tape or sealant.\u003c\/p\u003e\n\n\u003ch3\u003eWhat It Connects\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFemale side:\u003c\/strong\u003e 1\" G (BSPP) — parallel thread\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMale side:\u003c\/strong\u003e 3\/4\" NPT — tapered thread\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eLead-free brass construction, safe for potable water\u003c\/li\u003e\n\u003cli\u003eWasher included for a proper seal on the G thread side\u003c\/li\u003e\n\u003cli\u003eSimple screw-in installation, no special tools required\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCommon Uses\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eShower systems and shower arm connections\u003c\/li\u003e\n\u003cli\u003eHose-to-fixture adapters\u003c\/li\u003e\n\u003cli\u003eFixture retrofits where thread types don't match\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSKU\u003c\/td\u003e\n\u003ctd\u003eCSSL56160940\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eLead-Free Brass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFinish\u003c\/td\u003e\n\u003ctd\u003eBrass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFemale Thread\u003c\/td\u003e\n\u003ctd\u003e1\" G (BSPP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMale Thread\u003c\/td\u003e\n\u003ctd\u003e3\/4\" NPT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOverall Length\u003c\/td\u003e\n\u003ctd\u003e1 1\/4\" (34mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMale Thread Diameter\u003c\/td\u003e\n\u003ctd\u003e5\/8\" (Ø19mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMale Thread Length\u003c\/td\u003e\n\u003ctd\u003e1\/2\" (14mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHex Size (Female End)\u003c\/td\u003e\n\u003ctd\u003e1 3\/8\" (38mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation Method\u003c\/td\u003e\n\u003ctd\u003eScrew-In\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePackage Includes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Adapter, 1\" G Female to 3\/4\" NPT Male\u003c\/li\u003e\n\u003cli\u003e1 x Washer\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eInstallation Notes\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eConfirm your existing fittings match: 1\" G female on one side, 3\/4\" NPT male on the other.\u003c\/li\u003e\n\u003cli\u003eSeat the included washer on the G thread side before threading — this is what creates the seal.\u003c\/li\u003e\n\u003cli\u003eHand-tighten first, then snug with a 1 3\/8\" wrench. Don't overtighten.\u003c\/li\u003e\n\u003cli\u003ePlumber's tape can be used on the NPT male side if needed.\u003c\/li\u003e\n\u003cli\u003eRun water briefly and check the joint before finishing the install.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's the difference between G thread and NPT thread?\u003c\/strong\u003e\u003cbr\u003e\nG thread (BSPP) is parallel and seals with a washer. NPT is tapered and seals by compression. This adapter connects the two.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDo I need plumber's tape?\u003c\/strong\u003e\u003cbr\u003e\nThe G thread side seals with the included washer. Tape is optional on the NPT male side.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIs this safe for drinking water?\u003c\/strong\u003e\u003cbr\u003e\nYes, it's lead-free brass, rated for potable water use.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat size wrench do I need?\u003c\/strong\u003e\u003cbr\u003e\nThe hex measures 1 3\/8\" (38mm) across the flats.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWill this fit my shower system?\u003c\/strong\u003e\u003cbr\u003e\nIf your shower system uses a 1\" G female connection and you need to connect to 3\/4\" NPT, yes.\u003c\/p\u003e","brand":"Cascada Showers","offers":[{"title":"Default Title","offer_id":47531679645867,"sku":"CSSL56160940","price":20.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0249\/1813\/0722\/files\/CSSL56160940_1.jpg?v=1786439354","url":"https:\/\/cascodoshowers.shop\/products\/1-g-female-to-3-4-npt-male-adapter-with-washer","provider":"Cascada Showers","version":"1.0","type":"link"}