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   Data updated: 13 Mar 2026. Home |  About Quick Search |  ASSIST |  ASSIST Updates Document Details

Document ID:   MIL-PRF-71185       Scroll down to access document images

Overview
Title:  Dynamic Reference Unit-Hybrid-Replacement (DRU-H-R)
Scope:  This specification covers the Dynamic Reference Unit-Hybrid-Replacement (DRU-H-R). The DRU-H-R is a Line Replaceable Unit (LRU) of the M109A6 self-propelled howitzer (Paladin) and the AN/TPQ-36 and TPQ-37 radars (FireFinder.)
Status:  Active Document Date:  03-MAR-2023      
  Next Review Due:  01-MAR-2028
1220 Doc Category:   Performance Specification  

Responsibilities
Lead Standardization Activity:  OS  Naval Surface Warfare Center Indian Head Division (NSWC IHD)  
  Preparing Activity: AR  US Army Combat Capabilities Development Command, Armaments Center
Coordination:  Limited  
Army Custodian:  AR   US Army Combat Capabilities Development Command, Armaments Center  

Amendments to military specifications or specification sheets issued after August 1, 2003 are incorporated in the modified document.
Revision History Click on column headings for a description of column content.
MediaDocument Part DescriptionDist StmtDocument DatePagesSize
Document ImageRevision A Notice 1 - ValidationA03-MAR-202311.9 KB
Document ImageRevision A Amendment 1 (amendment incorporated)A22-MAR-20161942840.7 KB
Document ImageRevision A A27-AUG-20131862134.7 KB
Document ImageBase Document A30-JUL-19992371096.1 KB

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