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 6150-01-500-7450
NSN 5935-01-043-7365
NSN 5996-01-436-6592
NSN 6220-00-435-9003
NSN 6620-01-421-3917
NSN 4140-00-246-4969
NSN 2925-01-149-2865
NSN 6645-01-501-0576
NSN 5965-00-566-3860
NSN 5990-01-245-7299
NSN 6145-01-212-2036
NSN 5835-01-616-6131