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 5920-01-035-2503
NSN 6110-00-494-9135
NSN 5960-01-413-3877
NSN 5895-01-557-7204
NSN 5950-00-290-8090
NSN 6650-01-053-8726
NSN 5975-01-139-0121
NSN 6220-01-500-1857
NSN 5895-01-517-3023
NSN 6240-01-325-6150
NSN 6240-01-421-6655
NSN 5960-01-226-7297