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 5985-01-105-5370
NSN 6240-01-263-0123
NSN 6240-01-051-8699
NSN 6610-00-724-1005
NSN 6135-00-276-7625
NSN 6650-01-181-6037
NSN 4140-01-356-5614
NSN 6135-01-529-3789
NSN 6135-00-062-5080
NSN 6220-01-003-9126
NSN 5905-00-082-1927
NSN 2925-00-383-3523