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 5920-01-304-9062
NSN 5920-01-029-3813
NSN 5965-01-174-6995
NSN 5950-01-574-0315
NSN 5925-01-163-0160
NSN 5925-00-597-1558
NSN 4140-00-338-8770
NSN 5935-01-444-1539
NSN 5990-01-234-4607
NSN 5930-01-232-2118
NSN 5945-01-644-3197
NSN 2925-00-907-2709