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 4140-00-671-1121
NSN 6145-01-538-5445
NSN 6685-01-416-9897
NSN 4140-01-634-0330
NSN 5990-00-170-4239
NSN 5925-00-862-0142
NSN 6620-01-242-9247
NSN 5998-01-469-3832
NSN 5930-01-426-9130
NSN 5965-00-404-3317
NSN 5925-01-026-0891
NSN 6650-01-511-9568