{"product_id":"brass-sae-45-flare-finger-tightening-cap","title":"Brass SAE 45° Flare Finger-Tightening Cap","description":"\u003cp\u003eSeal off the end of any SAE 45° flare fitting quickly and securely with this solid-brass finger-tightening cap. The knurled body lets you thread it on and snug it down by hand—no wrench required—making it ideal for capping unused ports, protecting flared tube ends during shipping and service, and pressure-testing lines.\u003c\/p\u003e\n\u003cp\u003eMachined from corrosion-resistant brass, each cap seats against a female SAE 45° flare seat for a reliable, reusable seal on air, gas, refrigeration, and hydraulic systems.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Finger-tightening cap, female SAE 45° flare\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Brass\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSizes:\u003c\/strong\u003e 1\/4\" and 3\/8\" flare\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSealing:\u003c\/strong\u003e 45° flare seat, reusable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation:\u003c\/strong\u003e Hand-tight, no tools required\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandards:\u003c\/strong\u003e Meets applicable ASA, ASME, SAE and MS specifications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTypical applications:\u003c\/strong\u003e LP and natural gas lines, refrigeration and HVAC, compressed-air and pneumatic systems, instrumentation, and hydraulic assemblies where a flared line end needs a quick, leak-tight cap.\u003c\/p\u003e\n\u003cp\u003eBrass SAE 45° flare finger-tightening caps are a shop essential for capping off flare fittings and protecting tube ends—choose 1\/4\" or 3\/8\" to match your line size.\u003c\/p\u003e","brand":"Warthog Air Compressor Store","offers":[{"title":"1\/4\"","offer_id":54373891473683,"sku":"SAE-081","price":2.0,"currency_code":"USD","in_stock":true},{"title":"3\/8\"","offer_id":54373891506451,"sku":"SAE-082","price":8.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0825\/3141\/8387\/files\/sae-45-flare-finger-tightening-cap.jpg?v=1783018301","url":"https:\/\/aircompressorstore.com\/products\/brass-sae-45-flare-finger-tightening-cap","provider":"Warthog Air Compressor Store","version":"1.0","type":"link"}