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 5990-00-995-6071
NSN 5996-00-443-8062
NSN 5975-01-022-9713
NSN 5855-01-461-2741
NSN 5920-01-025-6989
NSN 5835-00-145-3786
NSN 5990-01-333-2294
NSN 5950-00-132-1891
NSN 6145-01-518-4646
NSN 6620-01-084-5112
NSN 5835-01-553-6772
NSN 6685-01-325-4218