MIL-S-24149/1D, MILITARY SPECIFICATION: STUD, WELDING, AND ARC SHIELDS (FERRULES); TYPE I, CLASS 1, 2, 3, AND TYPE II, CLASS 1, 4, 5, 5A, 6, CARBON STEEL, FOR DIRECT ENERGY, ARC WELDING (10-JUN-1988)

MIL-S-24149/1D, MILITARY SPECIFICATION: STUD, WELDING, AND ARC SHIELDS (FERRULES); TYPE I, CLASS 1, 2, 3, AND TYPE II, CLASS 1, 4, 5, 5A, 6, CARBON STEEL, FOR DIRECT ENERGY, ARC WELDING (10-JUN-1988).