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 6645-01-646-2953
NSN 5925-01-593-4367
NSN 5999-01-278-9377
NSN 6645-01-271-0248
NSN 5965-01-456-4514
NSN 5950-01-567-3242
NSN 5920-01-568-0720
NSN 5910-01-237-8019
NSN 5835-00-503-2608
NSN 6105-01-169-9059
NSN 5965-01-415-9196
NSN 6650-00-336-0753