this spring is the standard for Johnson Controls positioner assemblies

specifically the EK-032 model

Replace the 1065210 gasket whenever the collector box is removed for heat exchanger inspection or if you observe streaking

while specified for Lochinvar and A

This kit is intended for standard altitude adjustments

Sensus 143-82-021-02 Spring this spring is the standardThe Sensus 143 82 021 02 regulator spring is a critical calibration component engineered for Sensus 122 and 243 8 gas pressure regulators. Also identified by the legacy part number 143 16 021 02, this Green Black color coded spring is designed to provide a precise outlet pressure range of 6" to 14" w. c.. For contractors performing field service or rebuilds, this spring ensures consistent lock up performance and stable downstream pressure regulation.