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 5930-01-592-6890
NSN 6685-00-105-9531
NSN 5960-01-383-6262
NSN 6620-01-128-9329
NSN 5990-00-908-4252
NSN 5999-00-675-9551
NSN 6110-00-754-7926
NSN 5855-01-297-7847
NSN 5855-01-447-3137
NSN 5950-00-266-9045
NSN 4140-00-403-1267
NSN 5945-01-618-8911