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 5945-00-055-1770
NSN 6620-00-516-3204
NSN 6645-01-100-3296
NSN 5835-01-399-5820
NSN 6145-01-318-4774
NSN 5905-00-584-5009
NSN 5925-01-609-9826
NSN 5910-00-649-2985
NSN 6130-01-582-0393
NSN 6650-00-295-3609
NSN 5945-00-955-5712
NSN 5835-00-484-1529