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 5905-00-180-8314
NSN 5998-00-610-9166
NSN 6620-00-189-0967
NSN 4140-01-216-8669
NSN 6645-01-608-0586
NSN 5985-01-023-7701
NSN 2925-00-610-9344
NSN 5985-00-331-3759
NSN 5996-01-541-4974
NSN 5950-01-349-8053
NSN 6620-01-514-7786
NSN 5996-01-418-2802