INCH-POUND
MIL-DTL-1563/20B
8 January 2014
SUPERSEDING
MIL-DTL-1563/20A
30 April 1997
DETAIL SPECIFICATION SHEET
INSIGNIA, U.S.M.A., BALL, 30 LIGNE, WITH TACK BACK
This specification is approved for use by all
Departments and Agencies of the Department of Defense
The requirements for acquiring the product described herein shall consist of this specification
sheet and the latest issue of MIL-B-1563.
MATERIAL:
FRONT SHELL: Red Brass 85/15 (UNS Alloy No. C-230)
BACK SHELL: Low Brass 80/20 (UNS Alloy No. C-240) or Red Brass 85/15
(UNS Alloy No.C-230)
FINISH: Gold Plated, Mirror-like Polished.
TEST FOR GOLD PLATING: Quantitative (Average Grains of gold per dozen buttons)
Minimum 3.5 Grains.
DIMENSIONS: 30 Ligne + 1 Ligne. (REF)
AMSC N/A
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FSC 8455
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