This is the cone only
An assembled inner component of a tapered roller bearing, consisting of a cone (which provides a contact surface for the rolling elements of the bearing), a complement of tapered rollers (the rolling elements), and frequently a retainer (which spaces the rolling elements).
Classification: Other ball or roller bearings, including combined ball/roller bearings, nesoi
NSN 5945-01-033-7947
NSN 6135-01-200-5144
NSN 5925-00-840-5393
NSN 5960-01-648-1872
NSN 5996-01-646-5174
NSN 5975-00-817-1781
NSN 6220-01-346-2688
NSN 6145-00-482-1724
NSN 5915-00-415-1657
NSN 5998-00-690-3800
NSN 4140-01-481-6115
NSN 5975-01-506-0117