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 5905-00-298-1951
NSN 6145-01-178-8824
NSN 5915-01-269-5905
NSN 4140-00-518-2744
NSN 6320-01-607-1491
NSN 5930-01-555-9721
NSN 7035-00-096-9986
NSN 6610-00-186-9180
NSN 2925-01-535-7235
NSN 6620-01-500-6184
NSN 5975-00-912-3663
NSN 6620-01-070-9042