The NTN Bower JM612949HD is a tapered roller bearing cone from the M612900 catalog series, with a 70 mm bore (ID) and a 29 mm cone width. It is machined to ABMA Class K (J-Metric) tolerance. The cone is the inner ring of a tapered roller bearing and carries the rollers and cage as one assembly. It pairs with a separate cup. A genuine NTN Bower part from Pro Gear and Transmission. Call us to confirm proper fit for your application.
Interchanges:
- Timken JM612949 $121.92
Features
70 mm bore diameter
29 mm cone width
M612900 catalog series
ABMA Class K (J-Metric) tolerance class
Tapered roller bearing cone (inner ring) that carries the rollers and cage
Genuine NTN Bower part
Tech Specs
- Bore (ID): 70 mm
- Cone width: 29 mm
- Catalog series: M612900
- Tolerance class: ABMA Class K (J-Metric)
