NTN Bower NA46790SW is a single-cone tapered roller bearing cone (inner race) designed for use with compatible cups in high-load industrial applications. The cone has a 6.5 in inside diameter and a 1.875 in cone width, and is made from case-carburized steel for strength and wear resistance. Shaft fillet radius is 0.140 in and the enclosure is open, with a static load rating up to 143,000 lbf and a dynamic load rating of 63,000 lbf, suitable for demanding environments such as mining, forestry, and steel manufacturing. The part weighs about 7.56 lb and is intended for use in Inch/J-series tapered roller bearing sets.
