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 4140-01-523-1944
NSN 6135-00-369-2368
NSN 6135-01-322-4655
NSN 6145-01-003-2672
NSN 5905-01-644-3936
NSN 6150-01-602-2155
NSN 5996-01-322-4838
NSN 5990-01-476-9956
NSN 6620-01-076-1340
NSN 6620-00-829-1860
NSN 5950-01-464-4196
NSN 5920-00-452-3889