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 5935-01-619-9931
NSN 4140-01-406-2054
NSN 5930-01-525-8026
NSN 6220-01-525-3241
NSN 5855-01-142-7530
NSN 6620-01-621-0719
NSN 6105-01-104-1212
NSN 6320-00-382-7825
NSN 5960-01-301-3315
NSN 2925-00-734-0516
NSN 5855-01-360-6650
NSN 6320-00-483-0451