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Figure 2-99.  Deployment Bags Showing Maximum Damage and Repair to Suspension Line Stow Loops.
Figure 2-100.  Machine Darning Method

TM-10-1670-271-23P Parachute Personnel Type: 35-Foot Diameter T-10B Troop Back Parachute Assembly NSN 1670-00-091-0720 Manual
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ARMY TM 10-1670-271-23&P AIR FORCE TO 14D1-2-464-2 MARINE CORPS TM 01136B-23&P/1 (b)  Restitching. Proceed as follows 1    Manufactured  woven  stow  loops  that  are  torn  more  than  half  way  through  may  be  stitched  down (making  them  unusable),  provided  a  minimum  of  ten  stow  loops  per  stow  panel  remain.    Use  a medium duty sewing machine with size 3, nylon thread to stitch 7-11 stitches per inch (B, figure 2- 99) 2  If fifty percent of stitching is loose or broken on one rolled stow, restitch the stow loop to the stow loop panel.  If stitching in more than one adjacent rolled stow is broken more than 3/4 inch in either stow, restitch all stow loops on that side (B, figure 2-99).  Use a medium duty sewing machine, size 3 nylon thread and 7 to 11 stitches per inch (5)  Darning. Darning is a sewing procedure used to repair limited size holes, rips, and tears in assorted airdrop  Items  constructed  from  textile  material.    A  darning  repair  may  be  made  either  by  hand  or  sewing machine, depending upon the method preferred and the availability of equipment Refer to paragraph 2-17, and use the following guidelines. NOTE A  darning  machine  should  be  used  to  darn  small  holes  and  tears  where  fabric  is missing (a)  Darn small holes or tears in the main panel, reinforcement panel, side flaps, paddle pocket, locking stow panel, suspension line protector cover, and locking stow loop hood if the holes or tears do not exceed 3/4-inch in length or diameter.  Use size E nylon thread, 7-11 stitches per inch (b)      Darning   of   previously   patched   material   can   be   performed   provided   darning   size   limitations prescribed in (1), above, are not exceeded. (c)  Machine darning Proceed as follows: 1  Using an authorized marking aid of contrasting color, mark a square around the damaged area and ensure that the marking is at least 1/4 Inch back from each edge of the damaged area. 2  Darn the damaged area by sewing the material in a back-and-forth manner. 3  Turn the material and stitch back and forth across the stitching made in step 2, above, until the hole or tear is completely darned (figure 2-100). 4  If applicable, restencil informational data, gore number(s), or identification marks in accordance with paragraph 2-19. (6)  Patching Patch holes in the suspension line protector cover that exceed 3/4-inch in length or diameter. Proceed as follows: (a)  Place the reparable item on a repair table, smooth the fabric around the damaged area, and secure the Item to the table with pushpins.  Do not pin the damaged area. (b)  Using an authorized marking aid of contrasting color, mark a square or rectangle around the area to be patched. 2-139







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