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 5965-01-381-2527
NSN 6645-00-606-5703
NSN 5920-01-232-4839
NSN 4140-01-606-9953
NSN 6650-01-144-5351
NSN 6240-01-572-6003
NSN 6240-01-247-1512
NSN 6240-00-585-8138
NSN 5935-01-299-3704
NSN 5960-00-090-2991
NSN 5975-01-363-1292
NSN 6645-01-425-1673