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 4140-01-603-0969
NSN 6135-01-572-0350
NSN 5935-01-154-7922
NSN 5905-01-442-3168
NSN 5990-00-033-8128
NSN 6650-01-268-6630
NSN 5935-01-227-4516
NSN 6620-01-391-7331
NSN 5925-00-205-2767
NSN 6110-01-311-1183
NSN 6240-00-682-8315
NSN 6105-01-258-8965