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 6240-01-616-6813
NSN 6110-01-215-1006
NSN 5930-01-311-5247
NSN 6145-01-505-2180
NSN 5985-01-634-0635
NSN 6145-01-389-9827
NSN 6220-00-504-2943
NSN 5855-00-221-9435
NSN 6130-00-518-4305
NSN 6620-00-407-0102
NSN 5920-00-209-0443
NSN 6220-01-656-8044