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 6620-01-563-5251
NSN 2925-01-218-5556
NSN 5855-00-310-2740
NSN 5905-00-517-9781
NSN 5990-01-317-9297
NSN 5998-00-462-2380
NSN 6150-00-514-3040
NSN 5990-01-133-0351
NSN 6650-01-235-0981
NSN 6105-00-525-1586
NSN 5998-01-213-4124
NSN 2925-01-603-6379