TM 10-1670-201-23
T.O. 13C-1-41
NAVAIR 13-1-17
provided by a specific item equipment publication.
(1) Place the reparable item on a repair table,
Patching limitations as outlined in paragraph 3-12 shall
smooth the fabric around the damaged area, and secure
be adhered to. The parachute mending cloth patching
the item to the table with pushpins. Do not pin the
method may also be used on the applicable cargo
damaged area.
parachute canopies in lieu of repair by darning. A
(2) Using an authorized marking aid of
complete canopy section replacement will be performed
contrasting color, mark a square or rectangle around the
when an individual section has been patched
area to be patched and insure that one side of the
extensively with parachute mending cloth and a
marked square or rectangle is parallel to the warp or
noticeable stiffening of the section material occurs. This
filling of the fabric.
stiffening may adversely affect the proper layout
(3) Cut the damaged area fabric along the
parachute mending cloth patch is applied to the inside
lines made at (2) above.
Further cut the fabric
and the outside of the parachute canopy to form a
diagonally at each corner to allow a 1/2 inch foldback in
laminate (fig. 3-6). Apply a parachute mending cloth
the raw edges.
patch as follows:
(4) Make a 1/2-inch foldback on each raw
NOTE
edge. Pin and baste each foldback to complete the
The age of parachute mending cloth,
prepared hole. Basting will be performed using the
prior to application, will be less than
procedures in paragraph 3-8.
three years from the date of adhesive
(5) Using the same type material as in
coating marked on each roll of
original construction, mark and cut a patch 2 1/2 inches
mending cloth.
wider and longer than the inside measurements of the
prepared hole. Insure that the patch material is marked
and cut along the warp or filling of the fabric.
(6) Center the patch material over the
prepared hole and insure the warp or filling of the patch
material matches the warp or filling of the fabric being
patched. Pin the patch material in position.
(7) Make a 1/2-inch foldunder on each edge
of the patch material and baste the patch to the
prepared area. Basting will be performed using the
procedures in paragraph 3-8.
(8) Remove the pushpins securing the item to
the repair table and secure the patch by stitching, using
the applicable details in figure 3-4 and the stitching
specifics outlined in the applicable item maintenance
publication. Make the first row of stitching completely
around the patch. Turn the item over and make a
second row of stitching around the prepared hole.
Stitching will be performed in accordance with
(9) If applicable, restencil informational data
or gore number according to procedures in paragraph 3-
5.
b. The Parachute Mending Cloth Patch. A second
method of applying a basic patch is by use of 36-inch-
wide adhesive nylon parachute mending cloth.
However, this method shall only be used on the nylon
canopies of G-11A, G-12C, G-12D, T-7A cargo
parachutes and all personnel parachutes canopies
except the canopies used with the ejection seat system.
Application of this method to other parachute canopies
Figure 3-6. Basic patching details using parachute
or airdrop equipment is prohibited unless exception is
mending cloth.
Change 7 3-8
