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 5835-01-222-2437
NSN 6110-01-548-6330
NSN 5996-00-323-1294
NSN 4140-01-146-0157
NSN 6320-01-516-3050
NSN 5985-00-839-2428
NSN 6220-00-615-2168
NSN 6320-00-731-6134
NSN 5985-01-341-0900
NSN 5905-00-223-4635
NSN 6645-01-552-9447
NSN 5998-01-128-6883