TM 10-8400-201-23 Table 22-2.  Coat, Aircrew BDU, Sizing Instructions and Finished Measurements (In Inches) SIZE SHORT REGULAR LONG Half Chest (1) X-Small 18-3/4 18-3/4 18-3/4 Small 20-3/4 20-3/4 20-3/4 X-Medium 22-3/4 22-3/4 22-3/4 Large 24-3/4 24-3/4 24-3/4 X-Large 26-3/4 26-3/4 26-3/4 Back Length (2) X-Small 28-3/4 30-1/4 31-1/2 Small 29-1/4 30-3/4 32-1/8 Medium 29-3/4 31-1/4 32-5/8 Large 30-1/4 31-3/4 33-1/8 X-Large 30-3/4 32-1/4 33-5/8 Sleeve Length (3) X-Small 23-1/2 24-1/2 25-1/2 Small 24 25 26 Medium 24-1/2 25-1/2 26-1/2 Large 25-1/2 26-1/2 27-1/2 X-Large 26-1/2 27-1/2 28-1/2 (1) Half Chest: Coat front closed, at base of armhole from folded edge to folded edge + 3/4 Inch tolerance. (2) Back Length: At center of back, from collar seam to bottom of coat + 3/4 Inch tolerance. (3) Sleeve  Length:  Along  center  of  top  sleeve  from  top  of  sleeve  to  bottom  edge  of  hem  +  1/2  inch tolerance Table 22-3 Trousers, Aircrew BDU, Sizing Instructions and Finished Measurements (in inches) SIZE 1/2 WAIST (1) INSEAM (2) X-Small-Short 13-3/4 31-3/4 X-Small-Regular 13-3/4 33-3/4 X-Small-Long 13-3/4 35-3/4 Small-Short 15-3/4 31-3/4 Small-Regular 15-3/4 33-3/4 Small-Long 15-3/4 35-3/4 Medium-Short 17-3/4 31-3/4 Medium-Regular 17-3/4 33-3/4 Medium-Long 17-3/4 35-3/4 Change 4 22-9