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.
Classification: Parts of armored fighting vehicles,motorized, whether or not fitted with weapons
NSN 5935-01-634-0668
NSN 6645-01-423-9361
NSN 6150-00-956-2276
NSN 5960-01-431-4291
NSN 5835-00-794-7500
NSN 4140-01-047-4093
NSN 5925-01-237-2501
NSN 7035-01-003-9142
NSN 6610-00-292-5411
NSN 7035-00-392-5417
NSN 6645-01-073-5302
NSN 6240-01-106-1508