2 PCS. Piher Trimming, Preset Potentiometer 500 Ohm (470 Ohm) Bargain.
These Piher Trimming, Preset Potentiometers are NOS and were made before the 470 Ohm as standard became common, but will function in any circuit designed with/for 470 Ohm.
Variable Resistor made by Piher for precision adjustment.