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 5950-00-903-7733
NSN 5996-00-392-7626
NSN 5960-01-328-8248
NSN 5996-01-502-7877
NSN 6610-01-152-9337
NSN 4140-01-534-1589
NSN 5985-01-004-7676
NSN 6320-01-176-8367
NSN 5930-00-686-1588
NSN 5930-00-679-5096
NSN 6145-01-024-8557
NSN 6150-00-761-8705