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 6620-00-932-8989
NSN 7035-01-383-6549
NSN 5960-01-050-3237
NSN 2925-00-542-8285
NSN 6320-01-113-7647
NSN 6650-01-029-2995
NSN 6650-01-584-3208
NSN 5965-00-281-0319
NSN 5999-00-858-6483
NSN 5930-00-052-9460
NSN 6220-00-912-4090
NSN 6220-01-081-4784