ARMY TM 10-1670-279-23&P
AIR FORCE T.O. 13C5-27-2
NAVY NAVAIR 13-1-28
Bridle Centering Line (cont).
Using a zig-zag sewing machine and size E nylon thread, secure each end of bridle centering line to
attaching vent line by stitching a 3/16-inch wide by 4 1/8-inch long row of double-throw zig-zag stitching
from 1 1/2-inch mark made in (3) above to a point 1/8 inch beyond cord end (fig. 2-36). Stitching will be
7 to 11 stitches per inch. Remove the tacking made in (4) above.
Figure 2-36. Bridle Centering Line Details.