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 4140-01-452-2980
NSN 2925-01-139-7098
NSN 5910-01-004-9281
NSN 5935-01-278-1870
NSN 5895-01-381-6574
NSN 5960-01-495-0859
NSN 6320-00-422-9006
NSN 5965-01-085-6158
NSN 6610-01-500-9107
NSN 5910-01-654-0940
NSN 6685-01-503-6537
NSN 6620-01-384-9708