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 5910-00-646-7171
NSN 4140-01-204-2907
NSN 5935-01-437-5052
NSN 5960-01-106-3086
NSN 5905-00-391-6398
NSN 5999-00-810-0176
NSN 5945-01-391-4999
NSN 6145-01-228-2357
NSN 5975-00-840-5844
NSN 6145-01-497-1991
NSN 5999-00-707-6083
NSN 5905-01-535-5767