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Solid Aluminium Knurled Control Knob

Solid Aluminium Knurled Control Knob

This precision-engineered control knob features a distinctive flat top surface with a knurled circumference that provides excellent grip and tactile feedback. Machined from solid aluminium, the knob displays a clean, professional appearance with its cylindrical body that tapers slightly towards the base.

The knob's most notable feature is its knurled outer edge, which consists of fine diagonal ridges that run around the entire circumference, ensuring secure finger placement even in demanding applications. A crisp white line position indicator is precisely etched into the flat top surface, providing clear visual reference for control settings. The robust construction and quality finish make this knob particularly well-suited for professional audio equipment, laboratory instruments, and high-end electronic devices where both functionality and aesthetics matter.

Colour
Quantity Unit Price
1+ £2.79
2+ £2.232
5+ £2.0925
10+ £1.953
20+ £1.9251
50+ £1.8693
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Fitting

Knob TypeRotary
Shaft TypeRound
Shaft FixingGrub Screw
Hole Size6mm

Appearance

Identity ColourSilver
Body ColourSilver
Accent Colour
Position Indicator ColourBlack
Position Indicator ShapeLine

Measurements

Minimum Shaft Depth7.6mm
Maximum Shaft Depth14.1mm
Body Diameter12.6mm
Maximum Diameter12.6mm
Widthmm
Lengthmm
Height16.0mm
Additional Measurements
Unit Weight3.68g
Solid Aluminium Knurled Control Knob

Hole Type

Round Hole

A knob designed for a round shaft has a smooth, cylindrical hole that matches the shaft's shape. This type of hole allows the knob to slide easily onto the shaft, relying on a grub screw / set screw or friction to keep it in place. This design is widely used in audio equipment, consumer electronics, and control panels due to its simplicity and versatility

A knob with a round hole can typically also be used on a D type shaft in the 180° position (where the position indicator is opposite to the flat of the D) and can often also be mouned to splined shafts in low torque applications.

A View from the underside of the knob when fitting a round hole knob to a D shaft, showing the grub screw position relative to the position indicator:

Measuring Rotary Knobs

Read more about measuring rotary knobs here.