{"product_id":"buna-n-o-ring-splicing-kit-70a-durometer-1-4-in-durable-repair-kit","title":"Buna-N O-Ring Splicing Kit 70A Durometer 1\/4 in - Durable Repair Kit","description":"\u003cp\u003eIn this review the Buna-N O-Ring Splicing Kit is presented as a practical tool for maintenance technicians, hobbyists, and small shops that need custom o-rings on demand. The single biggest reason to buy is the combination of serviceable cord length and a complete set of splicing tools included: 12 ft of 1\/4 in Buna-nitrile cord, a splicing jig, adhesive, cutting tool and clear instructions make producing leak-ready o-rings straightforward. For anyone who repairs hydraulic fittings, engines, pumps or plumbing, this kit removes the wait for a factory o-ring and lets users fabricate parts sized exactly to the job.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuna-N material:\u003c\/strong\u003e Compatible with many petroleum-based fluids and hydrocarbons so fabricated o-rings work in common industrial and automotive applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e70A durometer:\u003c\/strong\u003e Provides a balance of flexibility and resilience suitable for static and low-dynamic sealing tasks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12 ft of 1\/4 in cord:\u003c\/strong\u003e Stock length lets you form one large o-ring up to 45 in diameter or multiple smaller rings for routine repairs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete splicing kit:\u003c\/strong\u003e Includes a splicing jig, cutting tool and adhesive so users can cut, splice and cure joints without sourcing extra tools.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide temperature range:\u003c\/strong\u003e Usable from -40 degrees F to 212 degrees F, covering many service environments where Buna-N performs well.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAssembled in the USA:\u003c\/strong\u003e The kit is packaged domestically, offering traceable assembly and consistent component inclusion.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThis kit is aimed at field technicians, maintenance crews, and DIYers who need to fabricate replacement o-rings quickly and economically without waiting for OEM parts. It is well suited for shops that encounter petroleum-based fluids, small hydraulic systems, and general plumbing seals where Buna-nitrile compatibility is acceptable.\u003c\/p\u003e\u003cp\u003eThose needing seals for high-temperature silicone applications, aggressive chemical resistance beyond hydrocarbons, or precision molded parts at production volumes should look elsewhere; molded or specialty elastomers will outperform a spliced cord for extreme environments or long-term dynamic sealing.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eIncludes everything required to make and bond custom o-rings, saving time sourcing parts.\u003c\/li\u003e\n\u003cli\u003eBuna-N cord offers good abrasion and tear resistance for repair work involving oils and fuels.\u003c\/li\u003e\n\u003cli\u003eLong 12 ft supply gives flexibility to make multiple rings or one large ring up to 45 in diameter.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eMaterial is Buna-N so it is not ideal for applications requiring resistance to strong chemicals or very high temperatures above 212 degrees F.\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eBuna-nitrile (Buna-N)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDurometer\u003c\/td\u003e\n\u003ctd\u003e70A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCord diameter\u003c\/td\u003e\n\u003ctd\u003e1\/4 in (0.275 in nominal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLength\u003c\/td\u003e\n\u003ctd\u003e12 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature range\u003c\/td\u003e\n\u003ctd\u003e-40 degrees F to 212 degrees F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded items\u003c\/td\u003e\n\u003ctd\u003eCord stock, splicing jig, cutting tool, adhesive, instructions, plastic box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAssembly\u003c\/td\u003e\n\u003ctd\u003eAssembled in the USA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe Buna-N O-Ring Splicing Kit is a solid, cost-effective tool for anyone who needs to fabricate reliable o-rings for oil and fuel-exposed equipment. It combines usable cord length with the correct splice tools and adhesive so repairs are quick and repeatable. For general maintenance and on-site fixes where Buna-N properties match the service fluids, this kit is good value and reduces downtime compared with ordering molded replacements.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eCan I make different sized o-rings?\u003c\/strong\u003e\u003cbr\u003eYes, the 12 ft of cord can be cut and spliced to create one large ring up to 45 in diameter or many smaller o-rings.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs the material compatible with fuels and oils?\u003c\/strong\u003e\u003cbr\u003eYes, Buna-nitrile is compatible with many petroleum-based fluids and hydrocarbons, which is a primary use case for this kit.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDoes the kit include instructions and tools to splice correctly?\u003c\/strong\u003e\u003cbr\u003eYes, the kit ships with a splicing jig, cutting tool, adhesive and printed instructions to guide proper fabrication.\u003c\/p\u003e","brand":"Beaver Island Parts Company","offers":[{"title":"Default Title","offer_id":48247352885467,"sku":"B09X4NSDMM","price":44.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71-gM1U18oL._SL1500_b4a7e973-89c1-4743-9e99-724ed0bd2b51.jpg?v=1770976502","url":"https:\/\/gearmusthave.com\/products\/buna-n-o-ring-splicing-kit-70a-durometer-1-4-in-durable-repair-kit","provider":"GearMustHave","version":"1.0","type":"link"}