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 5905-01-504-8644
NSN 6150-00-474-1311
NSN 6110-01-575-0133
NSN 5920-00-733-8468
NSN 4140-01-602-9995
NSN 5935-01-397-9909
NSN 6645-01-579-6304
NSN 6135-00-100-8890
NSN 6150-01-620-6561
NSN 5905-01-268-3478
NSN 5996-01-574-6346
NSN 5975-00-658-3718