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 4140-01-351-3168
NSN 6145-00-931-2437
NSN 5950-01-596-5787
NSN 6220-01-624-5047
NSN 6150-01-041-1355
NSN 4140-01-467-1986
NSN 5965-01-324-6583
NSN 5996-01-440-9660
NSN 5960-00-890-9032
NSN 5925-01-178-4078
NSN 6220-01-043-6500
NSN 6105-01-118-5445