Amazon.com : Captain O-Ring - Power Pressure Washer O-Rings for 3/8" Quick Coupler, High Temperature Viton FKM (10 Pack) [1/2" o-Rings to fit 3/8" QC Fittings] : Patio, Lawn & Garden
209 Viton / FKM O-ring 75A Durometer Brown, Sterling Seal and Supply (1000 Count) - Walmart.com
KF40 Stainless steel centering Ring + FKM Viton O-ring Green color (10 – bmotiontech
TWCC 382 PCS SAE FKM Viton O Ring Assortment Kit 30 Sizes Fluorocarbon Oring for Aviation Car Engines Cylinders Hydraulic Plumbing Various Industrial Chemical High Temperature and Oil Resistance 75A: Amazon.com: Industrial