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 5920-00-377-8279
NSN 2925-00-588-5592
NSN 6220-01-379-8533
NSN 5895-01-050-0899
NSN 6220-00-222-5663
NSN 6650-01-555-0896
NSN 6610-00-052-8020
NSN 6110-01-584-3755
NSN 4140-01-117-4801
NSN 6645-01-503-8211
NSN 6650-00-891-9850
NSN 6685-00-998-8061