Top Shelf EPDM O Ring Size 273 70D Hardness NSF Certified For Potable Water And Engine Coolant Heavy Duty Rubber Seals Bulk Pack Of One Thousand Slick Seal Set Guaranteed To Hold Fast No Drama On Tough Job Sites

Heavy Duty EPDM O Rings Size 273 NSF Rated For Potable Water
✔️ 1000 unit bulk pack, 9.75in ID, 0.125in CS, 70 durometer hard

This massive thousand piece bundle brings reliable fluid containment to tap assembly and radiator repairs. Mechanics and plumbers grab these commercial grade rubber circles to stop drips in pipes, valves, and mixing joints. You slide them into grooves or mount them flat to block moisture and keep pressure steady during rough shifts.

✅ Closed cell formulation survives steam blasts and freeze thaw cycles
✅ Meets strict NSF Standard 61 rules for safe contact with drinking supply lines
✅ Compatible with glycol antifreeze, brake fluids, and alkaline cleaners
✅ Thin shoulder profile fits neatly inside tight mechanical grooves without popping out

💡 What makes reliable rubber gaskets handy for faucet repairs?

Solid leak control comes from choosing the correct polymer compound. - Trusted formula shuts out pollution so your sink water stays clean - Handles wild temp jumps without cracking or shrinking under pressure - Clears EPA health checks by locking away heavy metals far below cutoff - Grips smooth valve stems instantly so DIYers patch slow drips fast ✝️