Heavy Duty Urethane O Rings Bulk Pack Of One Thousand Built Like A Tank For Hydraulic Fluids And Weak Acids Delivering Dead Simple Sealing Power For Any Machinist Or Mechanic Project Guaranteed
✔️ 4.375ID 4.625OD.125CS Hardness A90 Resists Oil Acid Temp -65F to 275F
This heavy duty urethane o ring bulk pack includes one thousand large mechanical seals designed for demanding hydraulic systems and chemical handling equipment. These durable rings handle high pressure environments while resisting wear from pump assemblies, cylinder housings, and conveyor drive units.
✅ 1000 cast polyurethane o rings in a single commercial package✅ Measures 4 3/8 inch inner diameter with 4 5/8 inch outer dimension
✅ Tenacious physical properties including 6000 psi tear strength rating
✅ Handles mineral oils petroleum products and weak acidic mixtures safely
✅ Operates flawlessly across a wide thermal band from minus sixty five to two hundred seventy five fahrenheit
💡 What are the main benefits of using cast polyurethane hydraulic seals over standard rubber alternatives?
Casting these tough material rings provides a handy solution for stubborn industrial leak repairs.
- Exceptional tear strength withstands direct impact from shifting machine components daily
- Tight dimensional stability blocks fluid escape in high pressure pump housing chambers
- Resistant polymer makeup stops degradation when touching light acid mist and oily residues
- Flexible elastomer weave adapts to minor machining gaps and keeps systems running smoothly