We never sell your data to third parties
NTN 42587B is a tapered roller bearing cup for inch series and J series assemblies. Manufactured from case carburized steel for durability and impact resistance. Designed for use with corresponding tapered roller cones in industrial gearboxes, axle housings, and heavy machinery.
MODEL 42587B
$238.30 Each
Prices are subject to change
FREE SHIPPING ON ORDERS OVER $100
Select Quantity
Typically Ships in: 1 day
Returnable:No
D (in)
5.8750
I.D.
3.8125 in
Material
Case carburized steel
O.D.
5.875 in
r (in)
0.1300
Type
Bearing Cup
W
1.2500 in
Wo
0.9688 in
X
5.98 in
How do I choose the right type of bearing for my application?
Start with the load and how it’s applied. You need to know if you’re dealing with radial loads, axial loads, or a mix of both. Then look at speed, operating environment, and space constraints. For example, ball bearings are great for high speed and lighter loads, while roller bearings handle heavier loads but usually at lower speeds. If there’s contamination, moisture, or heat involved, you may need sealed bearings or specific materials. In most cases, the right choice comes down to matching load type, speed, and environment to the bearing design.
