{"product_id":"m5x22-viton-o-ring-75a-22-mm-id-32-mm-od-durable-seal","title":"M5x22 Viton O-Ring 75A, 22 mm ID 32 mm OD - Durable Seal","description":"\u003cp\u003eIn this review the M5x22 Viton O-Ring 75A is assessed for mechanics, hobbyists, and anyone needing a small, heat-resistant seal. The bottom line is simple: this pack of 25 black Viton O-rings is best for applications where chemical and fuel resistance, plus a compact, reliable seal, matter most. It is particularly useful for threaded barrel protection, carburetor seat seals, and other cylindrical overlap seals where a 22 mm ID and 32 mm OD fit. The review highlights fit, material performance, and practical limitations observed in regular use.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Made from Viton fluorocarbon elastomer so it resists many fuels, oils, and chemicals better than general-purpose rubbers.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHardness:\u003c\/strong\u003e The 75A durometer balances flexibility and compression resistance for repeatable sealing under moderate mechanical load.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCross-section:\u003c\/strong\u003e Round profile provides a consistent seal between overlapping cylindrical surfaces such as threaded barrels and housings.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eTemperature range:\u003c\/strong\u003e Usable across a wide temperature span, making it suitable for cold starts and elevated operating temperatures in many systems.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePack quantity:\u003c\/strong\u003e Supplied as a pack of 25 so you get spares for maintenance, replacements, or multiple installations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis O-ring is aimed at technicians, motorcycle and small-engine owners, and industrial maintenance personnel who need a compact seal compatible with non-flammable hydraulic fluids, silicone oil, and many hydrocarbons. It works well for protecting threads, sealing small carburetor seats, and use in vacuum or fuel-handling assemblies.\u003c\/p\u003e\n\u003cp\u003eThose who should look elsewhere include users who need compatibility with strong bases, amines, ammonia gas, or glycol-based brake fluids, since Viton can be vulnerable to those media. If a softer seal or a significantly different size is required, choose a different elastomer or dimension.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eExcellent chemical and fuel resistance for many common automotive and industrial fluids.\u003c\/li\u003e\n \u003cli\u003eGood temperature tolerance that covers most routine service conditions without rapid degradation.\u003c\/li\u003e\n \u003cli\u003eAppropriate hardness and round cross-section for reliable sealing and thread protection in small assemblies.\u003c\/li\u003e\n \u003cli\u003eSold in a 25-piece pack, offering value and ready replacements.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eVulnerable to certain media like ammonia, alkalis, and glycol-based brake fluids, limiting use in some chemical environments.\u003c\/li\u003e\n \u003cli\u003eThe specific 22 mm ID \/ 32 mm OD size may not suit larger or nonstandard sealing points without verifying fit.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eViton (fluorocarbon elastomer)\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eDurometer\u003c\/td\u003e\n\u003ctd\u003e75A\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eCross-section\u003c\/td\u003e\n\u003ctd\u003eRound\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eInner Diameter\u003c\/td\u003e\n\u003ctd\u003e22 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eOuter Diameter\u003c\/td\u003e\n\u003ctd\u003e32 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eWidth \/ Cross-section\u003c\/td\u003e\n\u003ctd\u003e5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003ePack Quantity\u003c\/td\u003e\n\u003ctd\u003e25 pieces\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe M5x22 Viton O-Ring 75A is a practical, cost-effective choice for routine sealing tasks that involve common fuels and oils, threaded protection, and compact mechanical joints. It offers good temperature and chemical resistance for most service environments, and the 25-piece pack is convenient for repairs. Buy it if you need a reliable Viton seal in the specified size; look elsewhere when working with strong alkalis, amines, or brake fluids.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill this O-ring resist gasoline and common hydraulic fluids?\u003c\/strong\u003e\u003cbr\u003eYes, Viton is compatible with many fuels and non-flammable hydraulic fluids listed, making these O-rings suitable for such uses.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the 75A hardness too stiff for thread protection?\u003c\/strong\u003e\u003cbr\u003eNo, 75A provides a balance of flexibility and resistance so it holds thread protectors and provides sealing without excessive flattening.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan it be used with brake fluid or ammonia?\u003c\/strong\u003e\u003cbr\u003eIt is vulnerable to glycol-based brake fluids and ammonia, so avoid those media or choose a different elastomer for those applications.\u003c\/p\u003e","brand":"Mr O-Ring","offers":[{"title":"Default Title","offer_id":48177213571291,"sku":"B00NQXIYWE","price":72.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/611g_BwDJoL._SL1500_92998d14-17a1-42a3-a97b-a32a366b3c0d.jpg?v=1769396851","url":"https:\/\/gearmusthave.com\/products\/m5x22-viton-o-ring-75a-22-mm-id-32-mm-od-durable-seal","provider":"GearMustHave","version":"1.0","type":"link"}