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 4140-01-592-4133
NSN 5855-01-332-3011
NSN 6650-01-230-3032
NSN 5920-01-537-9511
NSN 7035-00-445-9657
NSN 5895-01-434-4157
NSN 6105-01-503-5539
NSN 6105-01-326-8985
NSN 4140-01-464-4902
NSN 6135-01-454-7041
NSN 2925-00-881-3770
NSN 6645-01-153-2090