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 5996-01-088-8715
NSN 6620-00-010-8190
NSN 5975-01-097-9949
NSN 6105-01-448-9380
NSN 5960-00-411-3578
NSN 5996-00-436-7923
NSN 5920-01-018-2596
NSN 6685-00-460-2174
NSN 6145-00-862-7069
NSN 4140-01-426-0195
NSN 6135-01-467-5100
NSN 6135-01-166-7355