Kawasaki P-PAJ503807AKD NEEDLE BEARING

Key Specifications

• Brand: Kawasaki (OEM)
• Part Number: P-PAJ503807AKD
• Component Type: Rear Shaft Needle Roller Bearing
• Inner Diameter (Bore Size): 38.00 mm
• Outer Diameter (OD): 54.00 mm
• Overall Width (Thickness): 40.00 mm
• Material Composition: Premium GCr15 High-Carbon Chromium Bearing Steel
• Primary Application: Rear shaft support for Kawasaki K5V200 excavator hydraulic pumps

Product Overview

The P-PAJ503807AKD Needle Bearing is a premium, industrial-grade rolling element component manufactured to match strict Kawasaki OEM specifications. Specifically optimized as a rear drive shaft needle bearing, it is engineered to support rotating components inside heavy-duty hydraulic pumps, most notably the Kawasaki K5V200 series pump assembly. This bearing utilizes high-density cylindrical rollers that drastically reduce friction, limit operating temperatures, and withstand intense radial load spikes within highly confined mechanical footprints. It serves as a critical direct-fit replacement component vital for eliminating shaft play, preventing internal system vibration, and extending the service life of heavy excavator hydraulic systems