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 4140-01-044-6064
NSN 6645-01-545-6853
NSN 6220-01-441-2889
NSN 5975-01-473-6033
NSN 5975-01-601-2051
NSN 5965-00-823-8623
NSN 5985-01-094-5865
NSN 6240-01-361-3499
NSN 5920-01-190-0265
NSN 7035-01-256-9598
NSN 5996-00-392-7626
NSN 6650-00-602-8920