The 3252X-1-503MLF is a 1/2" square Trimpot® trimming potentiometer manufactured by Bourns, featuring a 50 kO resistance value with multiturn cermet construction and sealed design. It offers ±10% standard resistance tolerance, infinite resolution, and 25 turns of effective travel with adjustability of ±0.01% for voltage and ±0.05% for resistance. The device operates over a temperature range of -65°C to +150°C with a power rating of 0.75 watts at 85°C, and is listed on the QPL for style RJ22 per MIL-R-22097. The 3252X style features flexible leads (7 strands of 30 AWG) and is ideal for precision trimming applications in instrumentation, signal processing, and calibration circuits where reliable adjustment and long-term stability are required.