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 5990-00-827-4891
NSN 2925-01-218-5556
NSN 5930-00-173-5704
NSN 5990-01-433-7886
NSN 6130-01-525-7941
NSN 5905-01-655-5000
NSN 5935-01-377-2601
NSN 5998-01-075-5361
NSN 6135-00-871-3646
NSN 5835-00-864-0694
NSN 5930-01-303-3503
NSN 6145-01-170-5286