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 4140-00-331-0685
NSN 5925-01-552-6398
NSN 6150-00-901-7264
NSN 6145-00-652-6454
NSN 7035-00-679-9027
NSN 5935-01-227-6878
NSN 6240-01-501-1267
NSN 6320-00-036-3688
NSN 5895-00-083-1393
NSN 5835-00-226-7825
NSN 5905-01-019-0410
NSN 6135-01-086-8167