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 5960-01-142-1995
NSN 5950-00-688-5851
NSN 5945-01-481-2280
NSN 6685-01-506-3801
NSN 5999-01-185-7981
NSN 5996-00-346-7065
NSN 6685-00-940-7233
NSN 5935-00-276-9413
NSN 2925-01-425-7087
NSN 6105-00-189-0515
NSN 5960-00-578-5484
NSN 6320-01-300-7994