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 4140-01-020-4224
NSN 6320-00-368-2803
NSN 5975-01-484-7894
NSN 5925-01-211-6660
NSN 6150-01-557-8349
NSN 6150-01-125-5689
NSN 6620-01-095-5558
NSN 5920-01-496-6966
NSN 6150-00-927-3296
NSN 6240-01-126-9167
NSN 6240-00-300-9883
NSN 5985-01-090-0098