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 5910-01-447-7322
NSN 5905-00-039-7474
NSN 5935-00-400-4847
NSN 6105-01-453-4153
NSN 5975-01-014-4648
NSN 6110-00-483-9841
NSN 6145-01-078-6022
NSN 4140-00-989-3257
NSN 5915-01-215-3504
NSN 4140-01-101-4454
NSN 6110-01-268-3348
NSN 7035-01-093-4933