1P9946 Shaft Fits Caterpillar Models

One New Aftermarket Replacement Fan Drive Shaft for Caterpillar (Cat) Engines and Equipment

This aftermarket replacement fan drive shaft (OEM part 1P9946, also referenced as 1P-9946) is a precision-fit component used in the cooling system fan drive assembly on a wide range of Caterpillar engines, construction machines, and industrial equipment. The shaft transmits rotational force within the fan drive group to maintain proper engine cooling performance.

Specifications

• Length: 182.9 mm
• Width: 40.6 mm
• Height: 40.6 mm
• Weight: approximately 1 kg (2.4 lbs)
• Outer Diameter: 148.3 mm

Compatible Models

Caterpillar Engines (Industrial / Generator / Truck): 3204, 3304, 3306, 3306B, 3406, 3406B, 3406C, 3406E, 3408, 3408B, 3408C, 3408E, 3412, 3412C, 3412E, 3456, C-15, C-16, C15, C18, C27, C32, G3406

Caterpillar Construction and Earthmoving Equipment: 16G, 215, 515, 517, 525, 527, 545, 621R, 627, 637D, 814F, 815B, 815F, 816F, 834B, 836, 930R

Caterpillar Articulated Dump Trucks: D350E, D350E II, D400E, D400E II

Caterpillar Cold Planers / Road Reclaimers / Soil Stabilizers: PR-450C, RR-250, SS-250

Caterpillar Mining / Specialty: 6018, SR4

Replaces Part Number(s):

1P9946, 1P-9946

Aftermarket Interchange Numbers

3256194

New aftermarket replacement part - not remanufactured, not used.