This data sheet is for the 99-5100 self-releasing nose assembly
This document serves as a data sheet and service manual for the Huck 507286 nose assembly. It lists all constituent parts such as the spring, collet, follower, chuck jaws, release mechanism, ejector, and various sleeves and rings with their specific part numbers.
The guide provides detailed instructions for maintenance, including safety warnings regarding hydraulic power disconnection. It covers step-by-step procedures for disassembly, cleaning components like jaw grooves with mineral spirits or isopropyl alcohol, inspecting O-rings, and reassembling the unit. Specific attention is given to adjusting the collet flat position and applying VIBRATITE to lockscrews.
Wash parts in mineral spirits or isopropyl alcohol only.
Dry O-rings immediately as prolonged contact with solvent causes swelling.
To prevent loosening, especially when adjusting or installing the collet onto the tool.