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 6145-01-041-6562
NSN 6320-01-506-9439
NSN 6110-01-194-8318
NSN 5990-00-446-0518
NSN 5998-01-173-5017
NSN 5998-01-500-5556
NSN 5855-00-361-0167
NSN 5925-01-421-1139
NSN 6220-01-506-9654
NSN 5975-01-388-8993
NSN 5915-01-303-5453
NSN 5915-01-506-3539