GG-T-321D (AMENDMENT 2), FEDERAL SPECIFICATION: THERMOMETERS, SELF-INDICATING, LIQUID-IN-GLASS FOR MACHINERY AND PIPING SYSTEMS (17 JUL 1978) [NO S/S DOCUMENT]
GG-T-321D (AMENDMENT 2), FEDERAL SPECIFICATION: THERMOMETERS, SELF-INDICATING, LIQUID-IN-GLASS FOR MACHINERY AND PIPING SYSTEMS (17 JUL 1978) [NO S/S DOCUMENT]., The General Services Administration has authorized the use of this amendment as a valid exception to Federal Specification GG-T-321D, dated July 11, 1977.