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
O-Rings from special materials : Rubber O-ring 39.0х2.5 FPM VITON
Cs1mm Fkm Viton Rubber O Ring Od 10.5/11.5/12.5/13.5/14.5/15.5/16.5/17.5*1 Mm 100pcs O-ring Fluorine Gasket Oil Seal Green Oring - Parts & Accs - AliExpress
210 Viton / FKM O-ring 75A Durometer Black, Sterling Seal and Supply (1000 Pack) - Walmart.com
1-7/8-12 x 1.72 ID Viton 75 Rubber O-Ring, SAE Boss O-Ring (ORB)