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 6220-01-081-7631
NSN 6220-01-136-2765
NSN 6650-01-606-9209
NSN 6220-01-116-2411
NSN 5905-00-528-4058
NSN 6650-01-557-6366
NSN 5905-00-316-8852
NSN 6320-01-106-4414
NSN 5930-01-345-9409
NSN 6650-01-460-7584
NSN 5920-01-380-1057
NSN 5950-00-152-7803