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 4140-01-435-5002
NSN 6150-00-182-4008
NSN 5930-01-167-8946
NSN 4140-01-634-0330
NSN 5998-01-102-8126
NSN 6105-00-265-7545
NSN 5990-01-057-4191
NSN 2925-01-197-7864
NSN 5998-00-595-5952
NSN 5835-01-442-6482
NSN 5930-01-411-4367
NSN 6685-00-364-0821