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 5990-00-796-1728
NSN 4140-00-365-2531
NSN 6150-01-386-7163
NSN 6620-00-317-7820
NSN 6110-00-269-2696
NSN 6220-00-079-2943
NSN 5996-01-269-0982
NSN 5996-01-175-4838
NSN 6105-01-454-9381
NSN 5935-01-653-9055
NSN 5935-00-678-9932
NSN 6220-00-395-5225