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 5905-00-911-7911
NSN 5925-01-442-3792
NSN 5910-01-047-2984
NSN 5950-00-111-1366
NSN 6145-01-620-2743
NSN 5950-00-738-4904
NSN 5905-01-131-2161
NSN 6220-00-944-4512
NSN 5910-00-904-2681
NSN 5985-01-282-7594
NSN 5999-01-540-9969
NSN 5910-00-145-9959