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Riser - TM-10-1670-275-23P_103
Figure 2-63.  Riser Construction Details

TM-10-1670-275-23P Parachute Cargo Type: 12-Foot Diameter High-Velocity Cargo Parachute NSN 1670-00-788-8888 Manual
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ARMY TM 10-1670-275-23&P AIR FORCE TO 13C5-25-2 NAVY NAVAIR 13-1-26 2-31.  Riser (cont). (3)  Restencil.  As required, restencil identification marking using procedures in paragraph 2-19. (4)  Splicing.  Each of the two riser straps may be spliced as follows: NOTE Each of two risers may be spliced one time. (a)    Cut  a  length  of  type  VIII  webbing  long  enough  to  extend  4  inches  beyond  each  side  of damaged area and sear ends (para.  2-18). (b)    Center  webbing  length  over  damaged  area  (figure  2-62).    Using  a  heavy  duty  sewing machine and size 3 nylon thread, secure each end of splice by stitching a 3-inch long, three point  WW  stitch  formation,  1/8  inch  in  from  each  side  edge  of  splice  material.  Overstitch each end of splice material by one stitch on each point of stitch formation. Stitching shall be 5 to 8 stitches per inch. 4706-067 Figure 2-62.  Riser Splicing Details.   b.   Replacement.    Replace  an  unserviceable  riser  by  fabricating  a  replacement  set  as  follows  (refer  to figure 2-63): NOTE Prior   to   disconnecting   the   riser   straps   from   the   suspension   lines,   temporarily secure   each   suspension   line   group   to   prevent   disarrangement   by   passing   a suitable length of 1/4 inch cotton webbing through the loops on the lower end of the suspension lines and tying the webbing ends together. (1)  If inspection data pocket (log record pocket) is serviceable, cut tacking which secures pocket to the left riser strap and remove pocket.  Retain pocket for use on riser which Is to be fabricated. (2)  Cut two 63-inch lengths of type VIII webbing and sear ends in accordance with paragraph 2-18. 2-90







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