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 6620-01-034-7636
NSN 4140-01-278-6709
NSN 6620-01-328-1455
NSN 6145-00-596-8447
NSN 5998-01-069-1274
NSN 5925-00-529-3950
NSN 2925-01-206-5232
NSN 5930-01-417-3148
NSN 6620-01-377-8178
NSN 6135-00-209-6918
NSN 6320-01-426-1324
NSN 5990-01-242-9653