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 5855-01-521-0681
NSN 6320-01-567-9792
NSN 5996-01-382-2114
NSN 6150-01-550-2123
NSN 5910-01-474-6335
NSN 6240-00-296-0488
NSN 6130-01-158-6139
NSN 6135-01-335-9184
NSN 5905-01-123-8782
NSN 5920-01-241-0566
NSN 6150-01-576-9713
NSN 5855-00-411-8688