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The GIBRALTAR G10-2300BT is a pointer-style control knob designed for use on shafts requiring a 1/4 x 5/16 inch hole fitment. It measures 1.219 inches in diameter and stands 0.625 inches high, with a hole depth of 0.5 inches and a center bore of 0.656 inches. The BB-style knob features a set screw positioned 0.281 inches from the bottom, providing secure shaft engagement during operation. This type of control knob is used in HVAC, electrical control panels, and general industrial equipment where a clear pointer indicator is needed for dial or selector positioning. Installation is typically handled by HVAC technicians, electricians, or equipment service professionals.
This knob is suited for residential and light commercial control panel applications where a low-profile, pointer-type indicator is required. The 0.5 inch hole depth accommodates standard shaft lengths common in HVAC controls, thermostats, and electrical panel assemblies. The insert height of 0.3125 inches is compatible with panel-mount configurations where clearance is limited. It is packaged individually and ordered in multiples of 10 as required by the manufacturer.
Designed as a direct-fit pointer control knob for shafts with a 1/4 x 5/16 inch hole configuration, suitable for use in HVAC controls, electrical control panels, and general industrial equipment where BB-style pointer knobs are specified.
Power down all associated control circuits before removing or installing control knobs. Loosen the set screw fully before seating the knob onto the shaft, then tighten the set screw to secure the knob at the desired pointer position. Use appropriate hand tools; do not overtighten the set screw as this may damage the shaft or knob. Follow applicable NEC or equipment manufacturer guidelines for control panel service.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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