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 5990-00-630-6154
NSN 4140-01-459-0998
NSN 5920-01-443-0523
NSN 6110-00-756-6196
NSN 6645-00-833-2395
NSN 5925-01-375-3455
NSN 5910-00-410-8884
NSN 6320-01-449-1014
NSN 5985-01-086-0693
NSN 6645-01-160-7707
NSN 6320-01-478-9351
NSN 6650-01-252-1557