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 6145-01-462-1764
NSN 4140-01-143-5397
NSN 5835-00-198-4936
NSN 6620-00-413-4695
NSN 5835-01-257-0154
NSN 5910-00-110-9294
NSN 5999-01-518-0236
NSN 6320-01-111-8851
NSN 5930-01-170-4426
NSN 6240-01-123-9040
NSN 5835-01-208-8800
NSN 6145-01-009-0362