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 5998-01-411-8327
NSN 4140-01-634-0330
NSN 6645-00-300-0401
NSN 6130-01-600-8887
NSN 5930-01-235-8526
NSN 5835-00-257-2852
NSN 6240-00-122-6697
NSN 6650-01-607-7600
NSN 5925-01-232-2204
NSN 5996-01-408-9796
NSN 5965-01-423-5159
NSN 6220-00-907-5711