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 5905-01-287-0552
NSN 4140-01-076-2975
NSN 5835-00-518-4507
NSN 6650-01-555-4370
NSN 5915-00-039-5192
NSN 6110-00-816-7444
NSN 5950-01-058-2510
NSN 6135-00-284-1406
NSN 6130-01-246-0737
NSN 5905-00-276-1918
NSN 6145-00-141-8095
NSN 5996-01-633-7979