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 5925-01-424-9720
NSN 6220-01-569-1297
NSN 5915-01-539-3107
NSN 6610-01-100-3662
NSN 5998-01-495-1073
NSN 5915-01-176-7004
NSN 5985-00-648-2081
NSN 5930-01-595-1235
NSN 5960-00-455-0817
NSN 6650-01-272-9746
NSN 5920-00-153-9150
NSN 5905-01-585-0433