Description
When you’re working on hydraulics and you find that one o-ring that’s hardened, cracked, or just plain missing, it’s frustrating to have your whole project come to a halt. O-rings might be simple circles of rubber, but they’re critical seals that keep fluids where they belong and contaminants out. O-rings appear everywhere on modern equipment – hydraulic fittings, fuel system connections, oil filter housings, coolant joints, and air system fittings all depend on these simple but crucial seals. This 10-pack of quality Buna-N o-rings gives you the exact size you need plus extras for your parts bin.
What You’re Getting
- Buna-N Rubber construction that’s built for use in plumbing, hydraulics, heavy equipment, automotive, irrigation and more
- Precise 2-3/4 inch inside diameter and 3-1/8 inch outside diameter for an exact fit
- Made of 70 Durometer Buna-N Rubber that stays flexible in temperature swings
- Convenient 10-pack means you’ll have spares when you need them
- 3/16 inch cross-section provides reliable sealing without taking up excessive space
Built for Real Farm Work
Whether you’re servicing hydraulic cylinders on your loader, replacing fuel filters on your Deutz engine, repairing coolant connections, or maintaining air brake systems, proper O-ring seals prevent the leaks that lead to bigger problems. This size works in countless applications across tractors, implements, and shop equipment. One failed O-ring can drain hydraulic systems, create fuel leaks, or allow air into critical systems.
Made to Last
Quality rubber compounds resist hydraulic fluid and temperature extremes while maintaining the flexibility needed for reliable sealing. This ring is engineered to handle the demanding conditions of agricultural hydraulic systems, from sub-zero morning starts to hot summer field work with heavy implements. The 70 durometer rating gives you the right balance of flexibility and strength for most farm applications.
Good to Know
O-ring success starts with using the right size and material. Measure carefully – both diameter and cross-section must match exactly. Lubricate O-rings with compatible fluid before installation to prevent rolling or tearing. Replace O-rings whenever disturbing sealed connections – reusing old O-rings invites leaks. Keep an assortment of common sizes in your parts inventory. Sort and label them clearly for quick identification.





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