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 6135-01-101-5039
NSN 5945-00-961-3137
NSN 5950-01-091-7610
NSN 5950-01-651-1992
NSN 5895-01-423-7982
NSN 5999-00-865-4511
NSN 4140-01-227-1342
NSN 5996-01-330-0684
NSN 6150-01-018-1266
NSN 5950-01-444-1662
NSN 6105-01-611-9920
NSN 6610-01-198-3862