MIL-DTL-3628/26K
MATERIAL: (-1 through -8): Red Brass 85/15 (UNS Alloy No.C-230) or Nickel Silver 65/15 (UNS
Alloy No. C-752)
(-9 through -12): Red Brass 85/15 (UNS Alloy No. C-230)
FINISH: (-1 through -8): Nickel Plated (Red Brass only), Silver Plated, Oxidized, Relieved, Matte
Finish and shall match The Institute of Heraldry (TIOH) Metal Finish Chip Number 14.
(-9 through -12): Dull, Flat Black TIOH Metal Finish Chip Number 21.
DIMENSIONS:
HEIGHT (Overall):
-1,-9: 1-1/4 inches (REF)
-5: 13/16 inch (REF)
-3, -4, -11, -12: 1 inch (REF)
-6: 21/32 inch (REF)
-2,-10: 1-1/16 inches (REF)
-7, -8: 5/8 inch (REF)
WIDTH (Overall):
-1, -2, -9, -10: 1-3/32 inches (REF)
-5, -6: 11/16 inch (REF)
-3, -4, -11, -12: 23/32 inch (REF)
-7, -8: 7/16 inch (REF)
THICKNESS: (At face window)
-1 thru -4, -9 thru -12: 0.135 inch + .010 inch
-5 thru -8: 0.095 inch + .005 inch
THICKNESS: (At edge):
-1, -2, -3: 0.075 inch + .005 inch
-4, -5, -6: 0.063 inch + .005 inch
ATTACHING DEVICE:
1. The attaching device shall be prong and clutch type.
2. The prongs for -1, -2, -5, -6, -9, and -10 shall be located on the horizontal center line,
equidistant from each end the distance apart as indicated below.
3. The prongs for -3, -4, -7, -8, -11, and -12 shall be located on the vertical center line,
equidistant from each end and the distance apart as indicated below.
DASH NO.
DISTANCE APART
-1, -2, -9, -10
7/8 inch + 1/64 inch
-3, -4, -11, -12
3/4 inch + 1/64 inch
-5, -6, -7, -8
1/2 inch + 1/64 inch
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