A-387-P-AI Cone, Tapered Roller Bearing
A-387-P-AI Cone, Tapered Roller Bearing
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One New Aftermarket Replacement Cone, Tapered Roller Bearing - 387 Series (A-387-P-AI)
This tapered roller bearing cone (inner ring assembly) is a widely used inch-series single-row tapered roller bearing featuring a 2.250" bore. The cone includes the tapered rollers and cage assembly and is designed to be paired with a compatible cup (outer ring) to form a complete bearing. It is typically mounted in opposing pairs on a shaft and is capable of supporting heavy combined radial and axial loads, making it suitable for demanding agricultural, construction, and industrial equipment applications.
Specifications
- Bearing Type: Single-row tapered roller bearing cone (inner ring assembly)
- Bore (Inner Diameter): 2.250"
- Cone Width: 0.864"
- Backface Radius: 0.09"
- Design Units: Inch (Imperial)
Common Applications
Gearboxes, steer axles, drive axles, hoisting equipment, rolling mills, engines, propellers, and heavy-duty agricultural and construction machinery.
Replaces Part Number(s):
A-387-P-AI, 387
Aftermarket Interchange Numbers
Timken 387 / 387A, NTN 387A, SKF 387-AS, Koyo 387A
New aftermarket replacement part - not remanufactured, not used.
