{"product_id":"anderson-metals-3-8-in-fpt-in-red-brass-cap","title":"Anderson Metals 3\/8 in. FPT in. Red Brass Cap","description":"\u003cdiv\u003e\n\u003cp\u003eThe Anderson Metals 3\/8 in. FPT Red BrAss Cap is a durable, lead-free solution designed to securely seal unused 3\/8 inch female pipe thread lines. Crafted from red brass, this cap combines reliable sealing with added visibility, making hot-water and hydronic projects easier to manage and safer over time.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Red brass for excellent corrosion resistance and long-lasting performance\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eEnd 1 Type:\u003c\/strong\u003e 3\/8 in. FPT (female pipe thread) — accepts standard 3\/8 in. male threads for a snug, leak-free connection\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Cap — specifically designed to seal off piping ends\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eLead Content:\u003c\/strong\u003e Lead-free for safer potable water applications\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaximum Pressure:\u003c\/strong\u003e 200 psi — suitable for a wide range of residential and light commercial systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaximum Temperature:\u003c\/strong\u003e 150°F — appropriate for typical hot water and heating system environments\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eColor\/Finish:\u003c\/strong\u003e Red finish for quick identification and color-coding in complex piping setups\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePackage Quantity:\u003c\/strong\u003e 1 cap per package\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eANSI Certified:\u003c\/strong\u003e No\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Anderson Metals\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhy choose this cap?\u003c\/strong\u003e If you’re assembling a plumbing, heating, or hydronic system, this cap provides a reliable, code-conscious way to terminate a line that won’t be in use. The lead-free composition meets safety expectations for potable water systems, while the red brass material delivers durable performance under temperature and pressure conditions common in residential applications.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eIdeal use cases:\u003c\/strong\u003e \u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eSealing off a 3\/8\" FPT branch or service line during installation or maintenance\u003c\/li\u003e \u003cli\u003eWinterizing hot-water and hydronic heating loops without risk of leaks\u003c\/li\u003e \u003cli\u003eTemporary closure of unused service ports in copper or brass piping networks\u003c\/li\u003e\n\u003c\/ul\u003e\n \u003cp\u003e\u003cstrong\u003ePractical tips:\u003c\/strong\u003e Pair this cap with standard 3\/8\" male threads for a clean, dependable seal. Regularly inspect threaded connections for proper torque to maintain a tight fit, especially in systems with thermal cycling. The color coding helps distinguish hot-water lines from others at a glance, reducing installation errors in multi-line projects.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Anderson Metals","offers":[{"title":"Default Title","offer_id":52171867783442,"sku":"4029397","price":6.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0928\/1024\/8466\/files\/4029397_A.eps_High.jpg?v=1775503312","url":"https:\/\/nationalhardwaregroup.com\/products\/anderson-metals-3-8-in-fpt-in-red-brass-cap","provider":"National Hardware Group","version":"1.0","type":"link"}