The 3057J-1-102M is a Bourns Trimpot® trimming potentiometer designed for industrial sealed applications requiring precise resistance adjustment. This multiturn wirewound device features a 1,000 ohm resistance value with ±5% tolerance, 22 turns nominal adjustment travel, and a compact 1-1/4" rectangular form factor with panel mount capability. It delivers 1 watt power rating at 70°C, operates reliably across -55°C to +150°C, and maintains excellent insulation resistance of 1,000 megohms minimum at 500 VDC. The device is RoHS compliant, listed on the QPL for MIL-PRF-27208 style RT12, and features solderable pins with flexible leads, making it ideal for precision tuning in instrumentation, signal processing, and industrial control systems where reliable long-term performance is essential.