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 5950-01-184-4138
NSN 5910-01-633-0158
NSN 6220-01-036-1626
NSN 5920-00-269-4060
NSN 5855-01-098-9038
NSN 5975-00-812-7656
NSN 5999-00-360-3160
NSN 5990-00-518-3195
NSN 5905-00-010-1692
NSN 6320-01-125-3361
NSN 5999-01-605-1592
NSN 5935-01-411-9420