Hydroseal PVC Pipe Fitting, 0.5" Union Jetstream, Pack of 2 Pieces, Schedule 80, Grey, EPDM O-Ring, Socket x Socket, F1970, SCH80 (1/2"): Amazon.com: Industrial & Scientific
Spears 899-BR Series PVC Pipe Fitting, Union with EPDM O-Ring, Schedule 80, 1" Socket x Brass NPT Female: Industrial Pipe Fittings: Amazon.com: Industrial & Scientific
Amazon.com: Danco 1/4 in. OD x 1/8 in. ID, Rubber, #60 O-Ring,10 per Card, 96744: Home Improvement
Amazon.com: Green EPDM Rubber Jump Rings 11.3mm x 1.7mm - Closed 14 Gauge - 50 Rings - J217
X-Ring, AS568, NBR, FKM and EPDM
X-Rings Quad Rings 7.65 x 1.78 mm EPDM 70 NBR Pack of # 50 | eBay
001-1/2 EPDM O-Ring, 70A Durometer, Round, Black, 1/16" ID, 1/8" OD, 1/32" Width (Pack of 25): O Ring Seals: Amazon.com: Industrial & Scientific
Bradley 125-165, 0.426" x 0.070in, EPDM 65-75, 013 O-Ring (Pack of 115 pcs): Amazon.com: Industrial & Scientific
50 PCS A LOT Quad ring 5.23*2.62 mm X Rings AS107 NBR X Ring Seals Nitrile Rubber Hydraulic Parts|seal rubber|hydraulic rubber sealsnitrile rubber seals - AliExpress
Amazon.com : WYZBEN Pkg/24, 3/4" x 1/8" EPDM Rubber Water Meter Gasket for 5/8 x 3/4, or 3/4 Meter : Office Products
Hydroseal PVC Pipe Fitting, 0.5" Union Jetstream, Pack of 2 Pieces, Schedule 80, White, EPDM O-Ring, Socket x Socket, F1970, SCH80 (1/2"): Amazon.com: Industrial & Scientific