Overview
The Active KD-1250A-1/4 diamond knurl knob is a precision-engineered control component designed for manual operation on industrial machinery, electrical equipment, and mechanical instruments. With its 1/4″ shaft diameter and 1.25″ knob diameter, this knob delivers secure, ergonomic grip for operators requiring smooth, positive engagement during adjustment and control tasks.
Key Features
- Diamond knurl finish provides superior grip and non-slip control
- 1.25″ diameter knob for comfortable hand operation
- 1/4″ shaft diameter fits standard equipment mounting points
- Durable construction for repeated use in industrial environments
- New in Box condition — ready for immediate installation
- Versatile compatibility with machinery and control panels
Technical Specifications
The Active KD-1250A-1/4 combines precision engineering with practical industrial design:
- Knob Diameter: 1.25″
- Shaft Diameter: 1/4″
- Finish Type: Diamond Knurl
- Material: Metal construction (standard knurl knob materials)
- Condition: New in Box
- Part Number: KD-1250A-1/4
Typical Applications
Diamond knurl knobs are widely used in:
- Precision gauge and instrument adjustment
- Equipment control panels and operator interfaces
- Mechanical potentiometers and rotary switches
- Manufacturing machinery adjustment mechanisms
- Test equipment and calibration instruments
- General mechanical and electrical equipment requiring manual control
Compatibility & Replacements
Compatible With
- Standard 1/4″ shaft equipment and rotating mechanisms
- Industrial machinery and control systems
- Precision instruments and gauge assemblies
- Mechanical adjustment devices
- Equipment requiring secure manual operation
Replaces / Drop-In Replacement For
Verify compatibility with your system integrator before ordering. The KD-1250A-1/4 matches the dimensional specifications for 1.25″ diameter knobs with 1/4″ shaft applications.
Works With
- Standard 1/4″ shaft sizes
- Rotary potentiometers and variable resistors
- Mechanical switches and selector assemblies
- Equipment control panels with 1/4″ mounting provisions









