specifically configured for power closed/spring return open (PC/SRO) operation

5A maximum amperage

Precision Control: Delivers a highly accurate 0-15 psig modulating output with a linear 0-5 VDC feedback signal for system verification

Durable Brass Body: Features a 100-mesh removable inlet strainer to protect the internal orifice from system debris

The keyed shaft attachment is enhanced by an external key on the bushing

Browning 2BK52X 1 3/8 Sheave 320819-301 specifically configured for power closed/springThe Browning 2BK52X 1 3 8 is a heavy duty cast iron sheave engineered for high torque power transmission in commercial HVACR and industrial blower applications. This two groove BK sheave features a static balance to ensure vibration free performance at high RPMs, extending the service life of motor bearings and belts. Designed with a 4. 95 inch outside diameter and a 1 3 8 inch fixed bore, it provides precise alignment for dual belt drive systems.