{"product_id":"radium-engineering-3-8in-npt-plug-universal-14-0173","title":"Radium Engineering 3\/8in NPT Plug | Universal (14-0173)","description":"\u003cp\u003e\u003cstrong\u003eThe bigger NPT port deserves the same disciplined plug as the small one.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eRadium Engineering 3\/8\" NPT Plug\u003c\/strong\u003e seals the mid-size tapered ports: pump housings, filter heads, and accessory blocks carrying unused 3\/8\" NPT ports, all closed with a machined plug on the thread standard they speak.\u003c\/p\u003e\n\u003ch3\u003eWhat You'll Feel\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSpare pump and accessory ports properly sealed\u003c\/li\u003e\n\u003cli\u003eA tapered seal that holds fuel and oil pressure without drama\u003c\/li\u003e\n\u003cli\u003eClean finishing without hardware-store improvisation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e3\/8\" NPT male plug\u003c\/li\u003e\n\u003cli\u003eMachined construction for fuel, oil, and coolant duty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eThe Details\u003c\/h3\u003e\n\u003cp\u003eNPT seals on the taper, so the rule holds at every size: PTFE thread sealant paste on the plug threads, threaded in snug without over-torquing the receiving boss, and the joint holds pressure indefinitely. The 3\/8\" size appears on external pumps, filter mounts, and cooler blocks, and every unused port is a future leak until it meets its plug. Sealant not included. Sold individually.\u003c\/p\u003e\n\u003ch3\u003eKit Includes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1x 3\/8\" NPT plug (14-0173)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eUniversal: any 3\/8\" NPT female port needing sealing\u003c\/li\u003e\n\u003cli\u003ePump housings, filter heads, accessory blocks\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Radium Engineering","offers":[{"title":"Default Title","offer_id":43672705171523,"sku":"14-0173","price":9.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0064\/7754\/5539\/files\/radium-engineering-rad-14-0173-29454201356358_51f04e0b-acfc-4958-a404-f9686c3bf40b.jpg?v=1786717326","url":"https:\/\/www.tunedbyshawn.com\/products\/radium-engineering-3-8in-npt-plug-universal-14-0173","provider":"Tuned by Shawn","version":"1.0","type":"link"}