FAA-approved replacement for OEM P/N 321239

Description: Retainer, Diaphragm

For use in Line Replaceable Unit: Reg Shutoff Valve

LRU Part Number: 172625-6,-7

ATA Number: 30-21-01

Eligibility:  737-300 Series, 
               737-400 Series, 
               737-500 Series

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