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 6110-01-646-0840
NSN 5930-01-489-0288
NSN 6130-01-338-2558
NSN 5920-01-566-4914
NSN 6220-00-078-1178
NSN 5925-01-467-9910
NSN 5985-01-237-7088
NSN 5965-01-462-9340
NSN 6620-01-371-1655
NSN 6620-00-782-0337
NSN 5835-01-501-0526
NSN 6110-01-521-0627