Can this spring be used to convert a regulator to 2 psi

While the STE-1400 series offers various configurations

Foot Mount Design: Standard mounting footprint for fast mechanical installation in existing control panels

Engineered as a high-durability OEM replacement part

Berko 5813-2027-000 Thermostat Can this spring be usedThe Berko 5813 2027 000 Thermostat is a heavy duty, field installable DPDT thermostat kit designed specifically for commercial and industrial zonal heating applications. Engineered for the Berko 342 Series and Berko 345 Series wall heaters, this double pole single throw control ensures total circuit disconnection in the "Off" position for increased safety during maintenance. This mechanical line voltage thermostat operates with a temperature range of