This sale is for a single RS brand Wire Wound 1W Panel mount Linear slope Potentiometer with 3/4 (270 deg.) rotation. Includes retaining nut and washer. This High Quality potentiometer has a 1/4" diameter shaft / spindle and will need a suitable knob (No knob is supplied). This is a similar item to the 'TW' range of items with matching dimensions.

Dimensions: 

Mounting hole: Approx 9.5mm Dia. 

Shaft Size:  Approx 6.35mm (1/4") Dia. x 14mm Long

Behind panel depth:  17.5mm

Max panel Thickness: 5mm