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 6145-00-180-5805
NSN 2925-01-074-9102
NSN 5975-01-401-5355
NSN 6610-01-651-0987
NSN 6320-01-519-8767
NSN 5895-01-575-8930
NSN 5905-01-501-5769
NSN 6105-01-407-4714
NSN 5855-00-361-0167
NSN 5960-01-200-4621
NSN 5985-01-600-1234
NSN 6610-00-999-9177