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 5920-01-268-0720
NSN 5925-00-764-8349
NSN 6610-01-502-3057
NSN 6145-01-541-6989
NSN 5999-01-304-4369
NSN 6620-01-242-9247
NSN 6650-01-100-3185
NSN 6650-01-501-7061
NSN 6150-01-654-5011
NSN 2925-01-501-1104
NSN 4140-01-373-8862
NSN 6685-01-440-8749