O-RING CHART | PRO-RING SIZE C | Hercules | CRC Distribution Inc.
O-Rings 1mm - 56mm ID All Sizes Clear Silicone Rubber O-rings Metric Oring Seals | eBay
KOOTANS 1200Pcs Nitrile Rubber O Ring Kit 24 Sizes O Rings Assortment Kit Set Sealing Washer NBR Metric o-Ring Assortment for Plumbing, Gas, Automotive and Faucet Repair, Resist Oil and Heat O-Rings: