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 6110-01-242-5757
NSN 6150-00-666-3635
NSN 6240-01-429-2747
NSN 4140-01-256-0910
NSN 5920-01-363-1426
NSN 5950-01-122-9117
NSN 6130-00-767-4719
NSN 5930-00-050-3734
NSN 5905-01-074-6369
NSN 5950-01-580-2034
NSN 5910-01-468-5571
NSN 5990-00-155-2306