MIL-DTL-3628/53H
DIMENSIONS:
HEIGHT (Overall):
-1, -3: 1 inch (REF)
-2: 5/8 (REF)
WIDTH (Overall):
-1, -3: 31/32 inch (REF)
-2: 19/32 inch (REF)
THICKNESS: (At thickest point)
-1, -3: 0.150 inch + 0.010 inch
-2: 0.095 inch + 0.005 inch
ATTACHING DEVICE:
1. The attaching device shall be prong and clutch type.
2. The prongs shall be located on the vertical center line, equidistant from each end and
3/4 inch + 1/64 inch apart for -1 and -3 and 1/2 inch + 1/64 inch for -2.
NOTES:
1. The term (REF) refers to the measurements taken from the Government furnished hub or
die.
2. A mock forcer may be used to bring up the design of the helmet and the hose.
3. Army items for -1 and -2 may be nickel or rhodium with a Nickel Plated mirror-like
polished finish which shall match TIOH Metal Finish Chip Number 16 for commercial sale
only. For nickel or rhodium plated items, the silver plating requirement shall not apply.
CHANGES FROM PREVIOUS ISSUE: Marginal notations are not used in this revision to
identify changes with respect to the previous issue due to the extent of the changes.
Custodians:
Preparing activity:
Army - IH
Army - IH
Navy - NU
Review activities:
(Project No. 8455-2014-187)
Navy - CG1
DLA - CT
NOTE: The activities listed above were interested in this document as of the date of this document.
Since organizations and responsibilities can change, you should verify the currency of the
information above using the ASSIST Online database at https://assist.dla.mil.
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