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 6320-01-572-6395
NSN 5996-00-994-3986
NSN 5965-01-028-6206
NSN 7035-01-527-3728
NSN 6145-01-328-5998
NSN 5855-01-406-9451
NSN 5960-01-129-4203
NSN 6130-00-479-9746
NSN 6145-01-429-2837
NSN 5985-01-445-5150
NSN 6320-01-006-6138
NSN 6220-01-494-2252