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 4140-01-564-1254
NSN 6135-00-519-1325
NSN 5999-01-497-4006
NSN 4140-00-555-3856
NSN 6320-01-036-2598
NSN 5945-00-117-3520
NSN 6105-00-573-6328
NSN 5930-01-359-9053
NSN 2925-01-426-3410
NSN 6145-01-399-6122
NSN 2925-00-395-8751
NSN 6610-00-186-9180