A cylindrical metallic body of either solid or hollow construction, containing bearings and/or shafts and the like which provides the rolling elements to guide and support a track-type vehicle along its track.
Classification: Parts, nesoi, of machinery of heading 8429 or 8430
NSN 6105-01-350-9691
NSN 5950-00-263-3671
NSN 5985-01-472-2037
NSN 6135-01-446-6010
NSN 5910-01-423-9460
NSN 5990-01-013-4569
NSN 6105-00-138-9265
NSN 6135-00-883-9024
NSN 5965-00-716-7078
NSN 6150-00-996-0573
NSN 5945-00-584-2046
NSN 6320-01-195-5583