HA4AK/31 - Pressure Regulator 1-1/4 (32MM) Reseating Relief Range A - Hansen The Williams M-206

The Williams M-206

Model Number: 20418

Westwood Part Number: E5-307N or 307N

A 36" heavy-duty aluminum pipe wrench with a 5" maximum jaw opening — built for plumbers

VUS 11⁄4")/cropping tongs and compartment for pipe cutter up to 42 mm

HA4AK/31 - Pressure Regulator 1-1/4 (32MM) Reseating Relief Range A - Hansen The Williams M-206The Hansen HA4AK 31 is a 1 1 4" (32 mm) reseating relief regulator from the HA4A modular series, designed for use in ammonia (NH) and other industrial refrigeration systems. It is engineered to automatically reseat after relieving excess pressure, making it ideal for systems requiring continuous protection and minimal downtime. Technical Specifications Model: HA4AK 31 Port Size: 1 1 4" (32 mm) Connection Type: 4 bolt flange Pressure Range: Range A