{"product_id":"usvehj-air-conditioning-splice-connector-kit-5-8-1-2-3-8-in-aluminum-line-to-line-repair-quick-fit","title":"usvehj Air Conditioning Splice Connector Kit — 5\/8, 1\/2 \u0026 3\/8 in Aluminum Line-to-Line Repair, Quick Fit","description":"\u003cp\u003e\u003cstrong\u003eusvehj Air Conditioning Repair Splice Connector Kits are compact, universal fittings that let you splice and restore damaged aluminum refrigerant lines for 5\/8\", 1\/2\" and 3\/8\" sizes without replacing the entire assembly.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eWhen an aluminum A\/C line develops a small leak or localized damage, replacing the whole tubing harness is costly and time-consuming. These splice kits—sold as 800-640 (5\/8\"), 800-641 (3\/8\") and 800-642 (1\/2\")—provide a targeted repair option compatible with common OEM interchange numbers. Built from copper, aluminum and rubber components, the kits are intended for line-to-line repairs and to be installed quickly with basic hand tools.\u003c\/p\u003e\n\n\u003ch3\u003eHow do these splice connectors restore a damaged refrigerant line?\u003c\/h3\u003e\n\u003cp\u003eThe kits create a secure physical and sealed connection between two cut ends of aluminum tubing, re-establishing continuity without swapping out the entire line. Each kit includes the mechanical coupling and sealing elements designed to match the nominal tube diameter so you can rebuild the line where the damage occurs.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDirect line-to-line coupling for 5\/8\", 1\/2\", or 3\/8\" aluminum tubing\u003c\/li\u003e\n  \u003cli\u003eInternal seals and compression surfaces to prevent refrigerant loss\u003c\/li\u003e\n  \u003cli\u003eWorks with standard hand tools—no specialty crimpers required\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat sizes and part numbers are these kits compatible with?\u003c\/h3\u003e\n\u003cp\u003eThere are three size-specific kits: 800-640 for 5\/8\" lines, 800-642 for 1\/2\" lines, and 800-641 for 3\/8\" lines. Each size is cross-referenced to several common OEM numbers so you can confirm fitment against your vehicle or equipment part references.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e800-640 (for 5\/8\" aluminum tubing) — interchangeable with numbers like 19188253 and AC58\u003c\/li\u003e\n  \u003cli\u003e800-642 (for 1\/2\" aluminum tubing) — matches common OEM designations such as 19194700\u003c\/li\u003e\n  \u003cli\u003e800-641 (for 3\/8\" aluminum tubing) — cross-references include 19194701 and AC38\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow difficult is installation and what tools are needed?\u003c\/h3\u003e\n\u003cp\u003eInstallation is intended to be straightforward for anyone comfortable with basic mechanical work. No special hydraulic or flaring equipment is required—most splices can be completed using standard hand tools and a screwdriver to tighten clamps or fasteners.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCut out damaged section and prepare clean tube ends\u003c\/li\u003e\n  \u003cli\u003eSlide coupling and seals into place, align and compress per instructions\u003c\/li\u003e\n  \u003cli\u003eTighten fasteners with common hand tools; test for leaks after installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat materials are used and how durable is the repair?\u003c\/h3\u003e\n\u003cp\u003eThe kits use a combination of copper, aluminum and engineered rubber components selected for their corrosion resistance and mechanical strength. These materials are chosen to withstand typical under-hood conditions and provide a long-lasting repair when installed correctly.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCopper and aluminum mating surfaces for conductivity and corrosion resistance\u003c\/li\u003e\n  \u003cli\u003eRubber seals designed to maintain a gas-tight connection under pressure\u003c\/li\u003e\n  \u003cli\u003eConstructed to handle common automotive A\/C environmental stresses\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this product for? The usvehj splice connector kits are aimed at DIYers, independent mechanics and fleet maintenance teams who need a cost-effective, time-saving solution to mend localized damage in aluminum A\/C lines. If you want to avoid full-line replacement costs and prefer a fast, on-vehicle repair using ordinary tools, these kits offer a practical option. They are not intended to upgrade or modify system design—only to repair existing aluminum refrigerant tubing to restore sealed operation.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eNote: Always follow vehicle manufacturer service procedures for depressurizing and evacuating refrigerant before performing any repairs. Confirm compatibility with your specific make and model and test the repair for leaks after installation.\u003c\/em\u003e\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use the kit without special tools?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Installation requires only common hand tools and a screwdriver; no specialty crimpers are needed.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does each kit match OEM part numbers?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Each size cross-references common interchange numbers—verify compatibility with your vehicle before purchase.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"usvehj","offers":[{"title":"Default Title","offer_id":48082908250270,"sku":"B09N8TX3R4","price":63.48,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/usvehj-front-packaging-splice-kit.jpg?v=1785819210","url":"https:\/\/northtrailauto.ca\/products\/usvehj-air-conditioning-splice-connector-kit-5-8-1-2-3-8-in-aluminum-line-to-line-repair-quick-fit","provider":"North Trail Auto","version":"1.0","type":"link"}