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 5985-01-157-8427
NSN 5990-00-350-2352
NSN 2925-00-365-3289
NSN 6135-00-880-1026
NSN 4140-00-953-2004
NSN 6220-00-155-4524
NSN 5975-01-053-1331
NSN 5998-01-347-0902
NSN 6130-01-608-1048
NSN 6105-00-446-7757
NSN 6650-01-214-1710
NSN 5965-01-386-2988