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 6130-01-443-2448
NSN 5925-00-901-7937
NSN 5915-01-479-7787
NSN 6320-01-275-3972
NSN 5905-01-304-7483
NSN 6145-00-317-2087
NSN 6220-01-359-4857
NSN 6320-01-412-2973
NSN 5999-00-242-3390
NSN 5855-01-393-2455
NSN 2925-01-548-6674
NSN 6685-01-116-4526