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 2925-01-364-7926
NSN 5975-01-178-5709
NSN 7035-01-441-4174
NSN 5895-01-085-5471
NSN 6110-01-281-0513
NSN 6610-01-328-8098
NSN 5855-01-653-4319
NSN 5999-00-152-7998
NSN 6135-01-156-4627
NSN 6685-01-627-7129
NSN 6685-01-097-9062
NSN 6135-00-262-6807