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.
NSN 5985-00-758-8322
NSN 5985-01-173-7625
NSN 5930-01-187-1999
NSN 5915-01-462-0432
NSN 6645-00-720-3953
NSN 5998-01-138-3270
NSN 6240-01-041-4406
NSN 5915-01-227-8222
NSN 5950-01-047-7358
NSN 6240-00-936-2056
NSN 5925-01-185-0031
NSN 6650-00-997-4337