JORESTECH® O-ring for Filling Machine – Technopack Corporation
Amazon.com: B.D craft 1000pcs 12mm Diameter Stainless Steel Open Jump Rings O Ring Closed but Unsoldered Split Rings Metal Connector Loops for DIY Jewelry Keychain Making 12x1mm
uxcell® 50 Pcs 12mm x 8mm x 2mm Rubber O Ring Oil Seal Gasket Replacement Red: Amazon.com: Industrial & Scientific
8mm x 12mm x 2mm O-Ring (10 pieces): Amazon.com: Industrial & Scientific
Metric Nitrile Rubber NBR O Ring Seals 12mm ID X 1.5mm Cross Section (15mm OD) | eBay