Plumbing Supplies
BERWENNY 390pcs FKM Plastic O-ring Repair Kit Sealing Ring Seals Washer Gaskets Green Black Brown O Ring Set (Color : Green, Size : 390pcs)
Nitrile Rubber (NBR): Temperature range -40°C~+120°C, Good oil resistance, Wear-resistance. Silicone Rubber (VMQ): Temperature range -60°C~+220°C, Waterproof,Temperature resistant, Good elasticity. Fluorine Rubber (FKM): Temperature range...
https://www.bizrate.co.uk/plumbingsupplies/berwenny-390pcs-fkm-plastic-o-ring-oid36869513387.html