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 6135-01-119-0720
NSN 6620-01-365-1499
NSN 6110-01-532-8899
NSN 6150-01-055-7545
NSN 6685-00-316-1157
NSN 2925-01-206-7948
NSN 5910-01-012-2526
NSN 6620-00-708-3323
NSN 5945-00-474-8958
NSN 6135-00-405-1989
NSN 6610-00-651-1810
NSN 5905-01-440-0046