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 6150-01-176-5651
NSN 5960-00-636-4834
NSN 5905-01-574-2815
NSN 6620-00-250-1980
NSN 6150-00-701-7880
NSN 6610-01-336-2787
NSN 5985-01-302-8043
NSN 5925-00-306-4260
NSN 6135-01-449-0625
NSN 6110-01-359-9376
NSN 6320-01-442-3428
NSN 5855-01-067-8841