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   Data updated: 16 Jan 2026. Home |  About Quick Search |  ASSIST |  ASSIST Updates Document Details

Document ID:   GGG-P-61       Scroll down to access document images

Overview
Title:  Parallels, Steel and Cast-Iron, Precision Ground
Scope:  This specification covers precision-ground, hardened steel, and cast-iron parallels for use in supporting working in inspection, layout, and general machine-shop practice (see 6.1).
Status:  Active Document Date:  07-NOV-2025      
  Next Review Due:  05-NOV-2035
5220 Doc Category:   Federal Specification  

Responsibilities
Lead Standardization Activity:  AR  US Army Combat Capabilities Development Command, Armaments Center  
  Preparing Activity: CQ  DLA Troop Support - Construction and Equipment Items of Supply Standardizat
DoD Interest Level:  / Prepared by DoD activity
Coordination:  Full  
Army Custodian:  AR   US Army Combat Capabilities Development Command, Armaments Center  
Air Force Custodian:  99   Air Force Life Cycle Management Center - Item Reduction Support  
DLA Custodian:  CQ   DLA Troop Support - Construction and Equipment Items of Supply Standardizat  

Projects
 Project Number:     5220-2025-004
Revision History Click on column headings for a description of column content.
MediaDocument Part DescriptionDist StmtDocument DatePagesSize
Document ImageRevision B A07-NOV-20259186.3 KB
Document ImageRevision A Notice 1 - ValidationA28-JUL-202211.9 KB
Document ImageRevision A Amendment 2 A04-JAN-1980298.8 KB
Document ImageRevision A A06-JUL-19667514.3 KB

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