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 5998-01-399-0353
NSN 5930-01-505-0143
NSN 6610-01-569-9086
NSN 6320-01-433-3953
NSN 4140-01-634-0330
NSN 4140-01-411-5908
NSN 5975-00-232-4132
NSN 5965-00-230-8818
NSN 6220-00-473-9122
NSN 5895-01-348-1841
NSN 6135-01-010-0891
NSN 5935-01-463-8053