27 - 



bolts. Diaphragm housings are 2-1/Z and 3 inches in outside diameter 

 within the arms and fuselage respectively, and 2-5/16 inches long, 

 including the Cu-Ni ring. The diameter of the elastomer exposed by 

 the ring is 1-5/8 inches on all diaphragms. The acrylic housings 

 behind the elastomers are hollowed to a conical shape that funnels to 



Cu-Ni Ring 



Elastomer Diaphragnn 



Tubing S» Connector 



FIGURE III-4: Assembly drawing of an isolation sensor diaphragm. 



