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 5950-01-406-6648
NSN 6610-00-259-2992
NSN 5915-01-455-7756
NSN 5930-00-952-1900
NSN 6135-01-529-0122
NSN 5975-01-169-2658
NSN 6145-01-322-2478
NSN 6320-01-162-5977
NSN 5990-01-259-7138
NSN 5920-00-608-9731
NSN 5960-01-293-6624
NSN 5985-01-481-3752