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 6145-00-859-0237
NSN 4140-01-118-0789
NSN 6150-00-419-0505
NSN 6240-01-337-7174
NSN 5975-01-036-1448
NSN 6145-00-006-4954
NSN 5998-00-058-3020
NSN 6645-00-222-0471
NSN 5950-01-042-7659
NSN 5998-01-198-4819
NSN 5999-00-734-8221
NSN 7035-01-069-3537