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 6620-01-136-9832
NSN 5935-01-502-7583
NSN 5920-00-715-2541
NSN 6130-00-179-7997
NSN 5910-01-446-4666
NSN 6145-00-044-3584
NSN 6645-00-421-5287
NSN 6220-01-501-4476
NSN 5925-01-202-8352
NSN 5975-01-212-2020
NSN 6135-01-242-6484
NSN 5945-01-563-9073