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 5960-01-422-3269
NSN 4140-01-614-0624
NSN 5905-01-206-4831
NSN 5985-01-438-9550
NSN 6150-00-618-0171
NSN 6150-00-299-6678
NSN 2925-01-645-2948
NSN 5920-01-103-1401
NSN 5998-00-180-5831
NSN 5960-00-539-7914
NSN 4140-01-544-1990
NSN 5990-00-146-3534