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 6685-01-154-6074
NSN 6240-00-777-1878
NSN 4140-01-411-6666
NSN 6650-01-619-7347
NSN 6240-01-038-3761
NSN 5855-01-053-9684
NSN 7035-01-546-8110
NSN 6105-01-362-4040
NSN 7035-01-514-8522
NSN 2925-01-603-2033
NSN 4140-01-554-2603
NSN 6130-01-056-5251