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 5855-01-502-0508
NSN 6645-00-127-3835
NSN 5905-00-436-8492
NSN 5930-01-424-6369
NSN 5930-01-470-3798
NSN 6610-01-183-9141
NSN 6320-00-593-0379
NSN 6150-01-513-7099
NSN 5990-01-605-4769
NSN 5905-00-856-8689
NSN 4140-01-535-6477
NSN 4140-01-609-0255