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 5998-00-903-6394
NSN 6110-01-160-8652
NSN 6650-00-641-6139
NSN 5925-01-416-0913
NSN 6110-01-195-3631
NSN 6320-01-111-8851
NSN 5975-01-377-6365
NSN 5925-01-610-2103
NSN 6135-00-235-1938
NSN 6650-00-356-8405
NSN 5855-01-083-9053
NSN 5990-01-201-8392