While the 97955 is a widely used venter assembly

ODF stands for Outside Diameter Female

it ensures that the start winding is protected once the motor reaches approximately 75-80% of its rated speed

When replacing these components

For higher pressure requirements in the Sensus 243-8

A.J. Antunes JD-2-PURPLE Pressure Switch 318172-701 While the 97955 is aThe A. J. Antunes JD 2 PURPLE Pressure Switch is a high precision, industrial differential vacuum and air pressure switch engineered for sensitive monitoring in HVAC and combustion safety systems. This OEM air proving switch features a specialized purple spring calibration, supporting an adjustable set point range from 0. 1 to 10 inches water column (W. C.). Designed with a single pole double throw (SPDT) snap action switch, it provides reliable auto