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 5999-01-634-0576
NSN 5915-01-106-6137
NSN 6240-00-284-1457
NSN 6145-01-105-8205
NSN 6685-01-378-4224
NSN 5999-01-461-3052
NSN 5945-00-497-4511
NSN 6610-01-256-7938
NSN 6645-01-653-7762
NSN 4140-00-863-4828
NSN 5930-01-249-2239
NSN 5985-01-432-0714