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 5990-01-193-0487
NSN 5990-01-234-4607
NSN 6610-00-126-6163
NSN 6145-01-010-3402
NSN 5930-01-468-1551
NSN 6130-01-335-0437
NSN 5905-01-154-6171
NSN 4140-01-165-8860
NSN 6135-01-608-2355
NSN 6610-00-225-7680
NSN 5985-00-055-9234
NSN 2925-01-514-6301