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 2925-00-595-7525
NSN 5925-00-529-3950
NSN 5925-01-256-0163
NSN 7035-00-003-7518
NSN 6320-01-319-3584
NSN 6650-01-501-5978
NSN 4140-01-189-4978
NSN 5950-01-461-3109
NSN 5910-01-326-1040
NSN 5950-01-557-3312
NSN 5965-00-061-1061
NSN 6220-01-425-2634