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 4140-01-608-4315
NSN 5855-00-079-2370
NSN 6135-01-295-7523
NSN 5975-01-300-6501
NSN 5945-00-165-0632
NSN 5965-01-537-5562
NSN 5960-01-129-8504
NSN 5920-01-384-2633
NSN 6685-00-071-4001
NSN 5985-01-375-3981
NSN 6110-01-411-5687
NSN 6220-01-242-3799