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Small Chickenhead Guitar / Amplifier / Instrument Control Knob

Small Chickenhead Guitar / Amplifier / Instrument Control Knob

A series of chickenhead rotary control knobs with a long pointer and a large tail. These knobs have a large grip area to deliver high torque and precision and are ideal for amplifiers, industrial equipment, rotary switches and guitars. They have a smooth finish and a strong brass fixing insert.
Color
Quantity Unit Price
1+ £0.97
2+ £0.873
5+ £0.8245
10+ £0.776
20+ £0.7275
50+ £0.679
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Fitting

Knob TypeRotary
Shaft TypeRound
Shaft FixingGrub Screw
Hole Size6.4mm

Appearance

Identity ColourBlack
Body ColourBlack
Accent Colour
Position Indicator ColourWhite
Position Indicator ShapePointer, Line

Measurements

Minimum Shaft Depth8.0mm
Maximum Shaft Depth11.3mm
Body Diameter19.5mm
Maximum Diameter19.5mm
Widthmm
Lengthmm
Height13.6mm
Additional MeasurementsMaximum Length With Pointer: 31.9mm Pointer Width: 4.3mm Tail Width: 10.9mm
Unit Weight4.12g
Small Chickenhead Guitar / Amplifier / Instrument 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

Body Diameter

The body diameter is measured at the base of the gripping surface and excludes any non-grippable flange or skirt and also excludes any protruding pinters or tails.

This knob has a body diameter of 19.5mm.

Maximum Diameter

The maximum diameter is measured at the widest part of the knob and excludes any non-grippable flange or skirt and also excludes any protruding pinters or tails. The widest round part of the knob.

This knob has a maximum diameter of 19.5mm.

Minimum Shaft Depth

The minimum shaft depth is the minimum amount that the shaft must be inserted into the body of the knob, in order to make suitable contact with the shaft fixing.

This knob has a minimum shaft depth of 8.0mm.

Maximum Shaft Depth

The maximum shaft depth is the maximum amount that the shaft can be inserted into the body of the knob. This is measured from the lowest part of the base of the knob to the bottom of the hole.

This knob has a minimum shaft depth of 11.3mm.

Height

The height of the knob is measured from the lowest part to the highest including any pointers, inserts, skirts or domed end caps.

This knob has a height of 13.6mm.

Clearance

The clearance is the space between the bottom of the knob and the equipment it is mounted to. While this is not a direct specification of the knob it is important to consider this dimension when selecting a control knob.

An appropiate level of clearence between the base of the knob and the surface of the equipment is nessessary to ensure smooth control and to prevent damage. If your equipment has a recessed area around the control knob shaft you will need to consider this in conjunction with the maximum shaft depth and maximum diameter.