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 6220-01-411-1173
NSN 5855-01-483-2774
NSN 5905-01-306-4448
NSN 2925-01-426-3410
NSN 5998-01-328-8032
NSN 6135-01-411-3212
NSN 6620-01-390-9551
NSN 5930-01-180-8888
NSN 6240-01-116-5988
NSN 5935-01-437-5871
NSN 6650-00-005-8572
NSN 5945-00-314-4554