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 6240-00-629-9810
NSN 5930-00-232-7850
NSN 5915-00-705-9410
NSN 5999-01-561-0078
NSN 6320-00-882-7061
NSN 5965-00-479-9567
NSN 6220-00-003-1644
NSN 5990-01-287-1682
NSN 6110-01-356-3086
NSN 6130-00-940-7866
NSN 6645-01-603-9331
NSN 6650-01-641-4153