A-A-80 Revision D, September 1, 1987
CHALK, MARKING, COLORED
Includes all amendments and changes through Cancellation Notice 1, October 4, 1999
Additional Comments: CNCL NO S/S
The General Services Administration has authorized the use of this commercial item description in preference to Federal Specification SS-C-266, Grade A, Composition III.
This commercial item description covers extruded colored marking chalk that is intended for use in writing on commercial chalkboards.