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 5950-01-520-3232
NSN 5945-01-163-8683
NSN 7035-00-009-8705
NSN 6220-01-610-0337
NSN 5996-00-840-5246
NSN 6220-00-141-5322
NSN 6110-01-249-4050
NSN 6620-00-176-5722
NSN 6130-01-461-7765
NSN 6320-00-228-5678
NSN 5930-01-424-1095
NSN 5950-01-462-1626