The 93R1A-R22-A20L is a Model 93 single-turn panel control potentiometer featuring L-pattern PC pin terminals and a 22 mm shaft length, manufactured by Bourns. This device is part of the 5/8" square single-turn panel control series and offers virtually infinite electrical circuit isolation with RoHS compliance. The potentiometer features a metal shaft (Type A) with a 6.32 mm diameter and standard length of 22 mm, mounted with a metal plain bushing (9.53 mm diameter × 9.53 mm length). Key dimensional specifications include a mounting surface height of 22.86 ± 0.43 mm and PC pin terminal spacing optimized for L-pattern configuration. The device is suitable for audio and linear taper applications across a wide resistance range, making it ideal for consumer electronics, industrial control panels, and audio equipment requiring reliable single-turn adjustment.