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 6110-01-502-7731
NSN 5996-01-027-8588
NSN 5996-01-367-4209
NSN 5920-01-386-7566
NSN 2925-01-609-3525
NSN 5975-00-403-5959
NSN 5990-01-120-1910
NSN 5985-01-310-3121
NSN 2925-01-248-6028
NSN 5935-01-243-1137
NSN 5930-01-532-2435
NSN 6320-00-139-1090