ARMY TM 10-1670-276-23&P
AIR FORCE T.O. 13C5-29-2
NAVY NAVAIR 13-1-29
2-17. Sewing Procedures.
This task covers:
a
Basting and Temporary Tacking
c.
Darning
b.
Stitching and Restitching
e
Zig-Zag Sewing
Tools:
Equipment Condition:
Specified in paragraph applicable to the
Unpacked. Canopy with defects recorded and clean.
item being repaired.
Materials/Parts':
Specified in paragraph applicable to the item being repaired.
NOTE
Sewing requirements will vary according to the type of Item being repaired and the type
of repair being made. The type of sewing machine, type of thread, the stitch range, and
the stitch pattern, if applicable, required to accomplish a sewing procedure will be
specified in the paragraph applicable to the item being repaired. All original stitching
that is cut during the performance of a sewing procedure will be removed from the
applicable item. Immediately after the accomplishment of a machine sewing procedure,
trim thread ends to a point as close as possible to the material which has been sewn.
a
Basting and Temporary Tacking. Basting and temporary tacking are hand-sewing methods used to temporarily
hold layers of cloth fabric together while a repair is being performed. The following is a list of procedures which apply to
basting and temporary tacking actions.
(1) Basting and temporary tacking should be made using thread which is of a contrasting color to the material being
worked.
(2) On small cargo parachute canopies, basting will be made using a single strand of size A nylon thread.
(3) When basting, do not tie knots at any point in the thread length The sewing should be made with two stitches per
inch.
(4) Temporary tacking will usually be made using a length of size E nylon thread. However, an alternate type thread
may be specified within the paragraph applicable to the item.
(5) Immediately upon completion of a repair, remove previously made basting or temporary tacking stitches.
2-50
