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 6650-01-031-5243
NSN 5960-01-089-7174
NSN 5999-01-183-0221
NSN 5975-01-301-3684
NSN 5855-01-003-7102
NSN 6110-01-411-6660
NSN 6145-00-076-9324
NSN 6320-00-405-2348
NSN 6320-01-436-0513
NSN 5855-01-567-0096
NSN 4140-00-104-7323
NSN 5950-01-555-0104