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 2925-01-139-5144
NSN 2925-01-633-4048
NSN 5985-01-431-8882
NSN 2925-00-520-9546
NSN 5910-01-394-4858
NSN 5996-00-754-2840
NSN 5935-00-451-7607
NSN 6150-01-468-0509
NSN 5935-00-466-7379
NSN 6135-01-280-2883
NSN 5999-00-280-3499
NSN 6135-01-384-3915