Army
First Variation serial numbers 701,348-715,680 (3,000 produced)
Second Variation serial numbers 713,182-740,884 (5,000 produced)
Third Variation serial numbers 745,338-781,415 (4,000 produced)
Fourth Variation serial numbers 801,145-885,126 (31,000 produced)
Fifth Variation serial numbers 887,856-951,629 (32,000 produced)
Fifth Variation Phosphated finish produced near the end of production.
Police
First Variation E/L serial numbers 711,811-787,442 (10,000 produced)
Second Variation E/L serial numbers 788,450-938,075 without 3 lines on the slide. Complete rig with 2 matched mags. (10,000 total produced includes sub variations)
Second Variation E/L serial numbers 788,450-938,075 with 3 lines on slide.
Third Variation E/F serial numbers 946,120-948,703 (2,500 produced)
Navy
Post War