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 5920-01-572-0246
NSN 6645-00-223-8018
NSN 5998-00-499-8102
NSN 6320-01-415-0953
NSN 6240-01-348-0057
NSN 6645-00-067-7070
NSN 5930-00-336-9401
NSN 6240-01-534-5829
NSN 5985-00-617-7702
NSN 6145-00-681-1585
NSN 7035-00-104-7613
NSN 6105-00-791-1375