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 5895-01-183-5507
NSN 5930-00-838-3391
NSN 5950-01-576-9658
NSN 2925-00-402-5582
NSN 7035-01-572-4324
NSN 6110-00-933-9588
NSN 4140-00-732-9427
NSN 6150-00-890-3047
NSN 6150-01-497-7518
NSN 5910-01-381-0236
NSN 5935-01-160-8085
NSN 6145-01-492-0109