Alps RK09L series potentiometer. Great for repairs and new projects. commonly found in many OEM applications.
DATASHEET
Series: RK09L
Termination: Through Hole
Mounting Type: Panel Mount
Wattage: 50 mW
Voltage: 50 VAC, 10 VDC
Tolerance: 20 %
Shaft Type: D-Shaft
Potentiometer Type: Rotary Metal
Switch Type: Unswitched
Detent: Without Detent
Shaft Diameter: 0.25"
Shaft Length: 15 mm
Operating Temperature: - 10 C to + 70 C