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 7035-01-492-6799
NSN 5930-01-416-1481
NSN 4140-00-115-0830
NSN 6135-01-050-3194
NSN 6610-01-400-3880
NSN 2925-00-149-0760
NSN 6685-00-319-3497
NSN 5925-01-421-4473
NSN 6220-01-585-1515
NSN 6220-01-290-4739
NSN 6685-00-679-9965
NSN 6150-01-137-6611