Gibraltar G10-1520-X Pointer Control Knob 1.5in Dia

Product Description

The GIBRALTAR G10-1520-X is a pointer-style control knob designed for use with shafts requiring a 1.25 inches bore and a set screw retention system. The knob measures 1.5 inches in diameter and 0.75 inches in height, with a hole opening of 0.25 by 0.3125 inches and a hole depth of 0.4375 inches. It features a Style BB profile, making it suitable for panel-mount control applications across HVAC, electrical, and industrial equipment. Licensed technicians and equipment assemblers typically install this knob when servicing or replacing control interfaces on commercial and residential units.

This knob is used in applications where a clear, directional pointer indicator is needed on a control shaft. It is appropriate for use on selector switches, potentiometers, and rotary controls mounted to equipment panels. The compact form factor suits both residential control panels and light commercial equipment assemblies. The set screw retention design ensures a secure hold on the shaft during normal operation and repeated adjustment cycles.

Key Features

• Pointer-style indicator for clear directional reading on control panels
• 1.5 inch diameter and 0.75 inch height for compact panel fitment
• Hole depth of 0.4375 inches with 0.25 by 0.3125 inch opening for shaft engagement
• Set screw to bottom measurement of 0.3125 inches for secure shaft retention
• Style BB profile with 0.8125 inch center bore
• Insert height of 0.3125 inches for consistent fit and finish

Compatibility

Designed as an OEM-style replacement pointer control knob for use on rotary shaft control assemblies in HVAC, electrical, and industrial panel applications where a 0.25 by 0.3125 inch shaft hole is required.

Installation Notes

Installation is typically performed by a licensed HVAC technician or qualified electrician during equipment panel service or control replacement. Power down the equipment and follow all applicable NEC and local electrical codes before beginning work. Align the knob pointer to the desired reference position before tightening the set screw. Avoid overtightening the set screw, as this may damage the shaft or knob bore.