K646 Adaptor Kit – PTO Transfer Gear Assembly – 601K6460000

The Interpump Hydraulics K646 adaptor kit is a complete PTO transfer gear system engineered to interface PTO units with transmissions requiring the K646 adapter profile.
This assembly ensures precise alignment, correct shaft spacing and optimal torque engagement between the PTO and gearbox. Designed for demanding vocational and industrial applications, the kit features hardened components, precision bearings and all required installation hardware.

Kit Includes:

Complete transfer gear housing with integrated high-load bearing
Hardened splined coupling flange (aluminium body with steel internal hub)
Long hardened steel drive shaft (splined ends)
Full bolt kit (gearbox side & PTO side)
Centering/positioning pin
Sealing O-ring
Precision-cut gasket

Features:

Designed as an adaptor system for PTO installation on transmissions requiring the K646 configuration
Helical transfer gear optimised for smooth, low-noise operation
Reinforced housings provide high structural rigidity under continuous load
Precision bearings ensure stable and vibration-free shaft rotation
Hardened splined shaft for maximum wear resistance
Delivered as a complete, installation-ready assembly
Ideal for workshops fitting PTO-driven hydraulic pumps and auxiliary equipment on trucks, industrial vehicles and construction machinery