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 5925-00-820-4170
NSN 5975-00-924-1461
NSN 6320-01-487-0336
NSN 5920-01-284-1786
NSN 5905-01-317-0657
NSN 5990-00-419-7584
NSN 5999-00-299-4661
NSN 6110-00-336-1734
NSN 6145-00-847-6772
NSN 5855-01-656-6808
NSN 5990-01-199-2846
NSN 5905-00-078-8395