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 5960-01-301-3315
NSN 5905-00-369-1320
NSN 6110-00-177-8755
NSN 6650-01-632-3501
NSN 6135-01-204-8712
NSN 4140-01-242-0153
NSN 6320-00-116-3658
NSN 6110-01-603-9227
NSN 6240-01-512-4547
NSN 4140-00-529-7463
NSN 4140-00-229-8467
NSN 5975-01-308-7020