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 5985-01-384-2520
NSN 5998-00-137-0469
NSN 6220-01-512-5258
NSN 5999-01-040-3632
NSN 6110-01-388-2958
NSN 6240-01-412-0715
NSN 5905-00-008-3367
NSN 6650-00-440-3537
NSN 5835-01-566-5462
NSN 6135-00-782-6988
NSN 5925-01-478-6783
NSN 6620-00-811-7614