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 5910-01-180-7148
NSN 7035-01-322-8180
NSN 6650-01-458-9556
NSN 6150-00-913-3939
NSN 5960-01-210-9762
NSN 5935-01-189-1357
NSN 6320-01-170-4068
NSN 5985-01-147-3900
NSN 5965-01-453-3062
NSN 5996-01-583-8067
NSN 6685-01-123-9275
NSN 4140-01-492-5999