TM 10-8340-243-13&P
DIRECT SUPPORT MAINTENANCE
TENT FABRIC ASSEMBLIES
REPAIR
INITIAL SETUP
Tools and Special Tools
Personnel Required
Sewing Machine, Industrial (WP 0046, Item 6)
One
Materials/Parts
References
Tentage fabric (WP 0041, Items 1, 2)
FM 10-16
Wood dunnage
Thread (WP 0041, Items 24 through 27)
Equipment Condition
MCPS struck (WP 0005) and damaged
section removed.
REPAIR
Repairs by machine stitching are preferred to hand stitched field repairs or adhesive patches. Any rips or
tears to fabric over 6 inches in length but under 12 inches must be machine stitched. It is advisable to
conduct additional repair with machine stitching at the earliest practical opportunity after field repairs have
been made.
NOTE
Replace fabric section with rips or tears exceeding 12 inches in length. Repair is not
authorized.
Machine Stitching
All stitch types, except bartacking, shall conform to FED-STD 751. Lock Stitch Type 301 (Figure 1, Item
1) and Chain Stitch 401 (Figure 2, Item 2) stitching requires 5 to 7 stitches per inch. Bartacking shall be
1/8 inch in width and free of thread breaks and loose stitching.
Thread Breaks. Thread breaks in stitching shall be overstitched not less than 1 inch at each break on
stitch type 301 (Figure 1, Item 1), and not less than 1 inches at each break on stitch type 401 (Figure
during inspection must be repaired by overstitching the existing stitching starting from a distance of 1 inch
beyond the break. The ends of repair stitching are not required to be backstitched.
Stitching Ends. The ends of type 301 (Figure 1, Item 1) stitching shall be overstitched not less than 1
inch except where ends, are turned under in a hem or held down by other stitching. Where 301 stitching
performed automatically on stitch patterns such as box, box with cross-stitch, "W" stitching or straight line
tacking, at least three tying, overlapping, or back stitches shall be used to secure the ends of stitching.
Skipped Stitches. Two or more consecutively skipped stitches occurring in type 301 (Figure 1, Item 1)
stitching shall be overstitched not less than 1 inch. Any skipped stitches in type 401 (Figure 2, Item 2)
stitching shall be overstitched not less than 1 inches. Skipped stitches in 401 stitching may be
overstitched with type 301 stitching. Skipped stitches noted during inspection shall be repaired as
specified for thread breaks above.
Automatic Stitching
Automatic stitching machines may be used to perform any of the required stitch patterns provided the
requirements of the stitch pattern, stitches per inch, size and type of thread are met, and at least three or
more overlapping, tying or backstitches secure the ends of the stitching.
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