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 6650-01-259-5940
NSN 6620-00-891-8584
NSN 6135-01-359-4293
NSN 4140-01-462-7058
NSN 6650-01-374-4923
NSN 6135-01-653-6113
NSN 6685-01-418-0925
NSN 6220-00-344-3189
NSN 5855-01-426-5589
NSN 5930-01-599-6426
NSN 6105-01-631-2139
NSN 6320-01-067-0474