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 5950-01-215-4456
NSN 6240-00-845-0355
NSN 6650-01-623-3078
NSN 6135-01-056-4609
NSN 6145-01-068-9944
NSN 6130-00-960-0275
NSN 5910-01-184-1451
NSN 5985-00-914-6299
NSN 6610-00-284-3093
NSN 5930-01-479-4808
NSN 5855-00-089-3974
NSN 5915-00-405-3764