TM 10-1670-299-20&P TO 14D1-2-470-2 NAVAIR 13-1-41 Table 2-3.  STITCHING SPECIFICATION - Continued RECOMMENDED COMPONENT SEWING MACHINE STITCHES THREAD (CODE SYMBOL) PER INCH SIZE Parachutist's Weapons and Individual Equipment Harness General Restitching MD 7 to 11 E Lowering Line Pocket HD 5 to 8 3 General Darning DN/ZZ Darning E Darning long narrow cuts ZZ Darning E Lowering Line Pocket Flap MD 7 to 9 FF Lowering Line Pocket Tie MD 7 to 9 FF Splicing Webbing HD 5 to 8 3 Replace Webbing HD 5 to 8 3 Keeper Pin Strap LD 7 to 11 E Jump Pack, Stinger Missile Pack, Body, Patching HD 7 to 9 FF Darning DN or ZZ 8 to 11 E Plugging Felt HD 7 to 9 FF Binding Tape HD 7 to 9 FF Carrying Handle Strap Handle Assembly MD 7 to 9 FF Attachment to Pack HD 6 to 8 3 O-Ring Chape HD 5 to 7 5 Securing Straps Side HD 6 to 8 3 Aft and Forward HD 5 to 7 5 Hook and Pile Fastener To Pack HD 7 to 9 FF To Webbing MD 7 to 9 FF Lowering Line Darning DN or ZZ 8 to 11 E Binding Tape LD 8 to 11 E Hook and Pile Fastener LD 8 to 11 E Retainer Assembly LD 8 to 11 E Loop Quick Fit Assembly HD 6 to 8 3 Tiedown Assemblies Chape to Pack HD 6 to 8 3 Tiedown Straps MD 8 to 11 E Extension Sling MD 6 to 8 3 Cable Guide Assembly Guide to webbing MD 7 to 9 FF Assembly to Pack HD 6 to 8 3 2-43