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 5998-00-305-4087
NSN 6110-01-123-7285
NSN 4140-01-429-4031
NSN 6135-01-100-3593
NSN 5905-01-181-6561
NSN 6110-01-373-0322
NSN 6620-00-770-0989
NSN 5910-01-200-4920
NSN 5920-01-311-6855
NSN 5985-00-992-4511
NSN 4140-01-058-6602
NSN 6145-01-232-7484