008 Buna-N O-Ring, 70A Durometer, Black, 3/16" ID, 5/16" OD, 1/16" Width (Pack of 100): O Ring Seals: Amazon.com: Industrial & Scientific
NICKSTON 20pcs Multi Purpose NBR70 Rubber Replacement O-Rings Gaskets Washers Seals Set for Home, Outdoor, Automotive, and Plumbing (1.78mm ID x 1.78mm CS (1/16" ID x 1/16" CS)): Amazon.com: Industrial & Scientific
BUSY-CORNER 725 Pieces Rubber Flat Washer Gasket Assortment, Buna-N 70A, 8 Sizes, for Everyday Washer Needs, Ideal Repair Kit for Faucet or Plumbing: Amazon.com: Tools & Home Improvement
Amazon.com: X AUTOHAUX 3pcs Black NBR70 Rubber O-Ring Washer Sealing Gasket for Car 63 x 2.5mm : Automotive
Amazon.com: X AUTOHAUX 5pcs Black NBR70 Rubber O-Ring Washer Sealing Gasket for Car 6.1 x 1.8mm : Automotive
407 Pieces SAE Universal O-Ring Kit, Set of 32 USA Standard Sizes, Buna-N 70A, Rubber Seals O Rings, for Faucet, Professional Plumbing, Automotive | BUSY-CORNER: Amazon.com: Tools & Home Improvement