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 4140-00-504-1829
NSN 5935-00-173-1408
NSN 5950-01-519-2069
NSN 5855-01-583-3214
NSN 7035-01-114-8550
NSN 5950-01-497-9844
NSN 6110-00-820-6264
NSN 5999-00-679-0463
NSN 5990-01-019-3447
NSN 5915-01-645-4809
NSN 6150-01-216-9339
NSN 5945-00-903-0090