TM 10-8400-203-23 23-7. REPAIR OF COAT, BODY ARMOR SYSTEM FOR EOD—Continued Table 23-2. Stitching Instructions OPERATION General Bartack, pockets and pocket flaps Overedging Labels, pockets and pocket flaps Hook and pile fastener tape, except all front closure hook and  pile  tapes. (Front closure hook and pile tapes use general stitching instructions) THREAD SIZE STITCH TYPE 301 Bartack 502,503, 504, or 505 301 30 NEEDLE E B B B B Table  23-3.  Coat  Finished  Measurements  (Inches) BOBBIN E B B B B STITCHES PER INCH 8-10 28 per tack 6-10 10-12 8-10 SIZE X-SMALL SMALL MEDIUM LARGE X-LARGE TOLERANCE Across chest, below 21 23 25 27 29 ± 1 /2 armholes from side seam to side seam Across back, below 21 23 25 27 29 ± 1 /2 armholes from side seam to side seam Coat back length¹ 27 27-1/2 28 28-1/2 29 ± 1 /2 Sleeve  (inseam) 19-5/8 19-3/4 19-7/8 20 20-1/8 ±  1/4 Groin² and 12 13 14 15 16 ±1/4 Groin³ 10 10-1/2 11 11-1/2 12 ± 1 /8 1 Measure from neck seam to bottom of coat. 2 Measure across top edge of groin. 3 Measure the center, from top edge to bottom edge of groin. 23-14 Change 4