ARMY TM 10-1670-279-23&P AIR FORCE T.O. 13C5-27-2 NAVY NAVAIR 13-1-28 Table 2-3.  Stitching and Restitching Specifications (cont). Component Recommended sewing machine (code symbol) Stitches per inch Thread size Bridle centering line ZZ 7-11 E Suspension line ZZ 7-11 E Vent line ZZ 7-11 E Attachment loop (bridle loop) HD 7-11 3 Pocket band LD 7-11 E Lateral band (upper and lower) HD 7-11 3 MD 7-11 E Radial tape LD 7-11 E ZZ 7-11 FF Deployment Bag MD 5-8 FF Retainer band keeper HD 5-8 3 Bag retaining line ZZ 7-11 FF Retaining line buffer Bag closing loop HD 7-11 FF HD 5-8 3 Parachute inspection MD 7-11 E data pocket Tie cord loop ZZ 7-11 E Tie cord ZZ 7-11 E Retainer band keeper- MD 7-11 FF reinforcement Tie loop reinforcement MD 7-11 FF Safety cord ZZ 7-11 E Tie loop MD 7-11 FF Edge binding MD 7-11 FF Suspension line DN Darn E stowage flap MD 5-8 FF Stowage flap edge MD 7-11 FF reinforcement Main strap MD 7-11 FF Bag panel DN Darn E Adapter Web (5-foot long) HD 5-8 5 Web body HD 5-8 5 Long Buffer HD 5-8 5 2-53