-  Adec® Century II Holdback Diaphragm 
 
 
-  (Pkg. 10)
 
- Fits Adec® Century II Control Block (DC-9146) & Century II Air Valve Cover (DC-9147)
 
 CROSS REFERENCE NUMBERS:
 ADEC®  OEM part # 38.0179.01, 38-0179-01, 38.0179.02, 38-0179-02  
CHAPMAN HUFFMAN OEM part # 95-500-00  
RPI OEM  part # ADD024  
PARTS WAREHOUSE OEM part #  AD-1007