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 4140-01-632-3144
NSN 5975-01-414-7706
NSN 6620-00-901-4523
NSN 6650-01-335-9825
NSN 6105-01-622-5563
NSN 5920-01-656-7426
NSN 5895-01-063-7308
NSN 5920-00-240-6394
NSN 5935-01-225-5386
NSN 6610-00-227-8846
NSN 5945-01-608-3738
NSN 5895-01-582-7145