ARMY TM 10-1670-271-23&P AIR FORCE TO 14D1-2-464-2 MARINE CORPS TM 01136B-23&P/1 Table 2-3.  Stitching and Restitching Specifications Recommended sewing machine Stitches Thread Component (code symbol) per inch size Bridle Loop LHD 5 to 8 6 Gore Section LD 7 to 11 E DN Darn A or E LD ZZ E Pocket Band LD 7 to 11 E Suspension Line MD ZZ 7 to 11 E V-Tab LD 7 to 11 E LD ZZ E Apex Line MD ZZ E Upper Lateral Band MD ZZ E Lower Lateral Band LD ZZ E Radial Seam LD 7 to 11 E Radial Tape LD ZZ 7 to 11 E Riser Assembly LHD 5 to 8 6 Log Record Pocket LD 7 to 11 E Harness Assembly Elastic Slack Retainer Webbing LD 7 to 11 E Canopy Release Pad MD 7 to 11 E Ejector Snap Pad MD 7 to 11 E Horizontal/Diagonal Backstrap LHD 5 to 8 6 Pack Tray DN Darn E or A LD 7 to 11 E Backstrap Keeper LHD 5 to 8 3 Backstrap Retainer LHD 5 to 8 3 Pack Closing Loop LD 7 to 11 E Change 2 2-83