A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 6645-00-041-4074
NSN 5985-00-732-1002
NSN 6650-00-287-5868
NSN 6610-01-367-5110
NSN 6240-01-139-3377
NSN 6130-01-461-3530
NSN 6135-01-056-4609
NSN 5930-01-507-4638
NSN 4140-01-012-2460
NSN 6650-01-633-9147
NSN 5950-00-844-9545
NSN 5990-01-272-4091