A-342S-P-AI Cone, Tapered Roller Bearing

One New Aftermarket Replacement Cone, Tapered Roller Bearing - 342S

This tapered roller bearing cone (inner ring assembly) is a direct aftermarket replacement for OEM part number 342S. The cone mounts on a rotating shaft and works with a compatible cup (outer ring, sold separately) to form a complete single-row tapered roller bearing capable of supporting both radial and axial loads simultaneously. Typically mounted in opposing pairs on a shaft, this bearing is well suited for high-load, moderate-speed applications across agricultural, construction, and industrial equipment including axle systems, gear reducers, transmissions, and conveyor systems.

Specifications

• Bore (Inner Diameter): 1.688 in. (42.875 mm)
• Width: 0.882 in. (22.4 mm)
• Radius: 0.14 in.
• Type: Single-row tapered roller bearing cone (inner ring)
• Cup/Outer Ring: Not included - sold separately (mating cup: 332)

Common Applications

Suitable for use in agricultural equipment, construction machinery, automotive axle systems, gear reducers, transmissions, and other high-load industrial applications requiring combined radial and axial load support.

Replaces Part Number(s):

342S, A-342S-P-AI

Aftermarket Interchange Numbers

Cross-references include: Timken 342S, NTN 342S, KOYO 342S/332, NSK 342S/332, SKF 342-S. Also known by NSN interchange: BT342S, K342S, ST781, ST781A.

New aftermarket replacement part - not remanufactured, not used.