TM 10-8340-226-13&P
5-6. MACHINE STITCHING - Cont'd.
apart, unless otherwise specified. Bar tacking shall be free of breaks and loose stitching.
a. Thread Breaks. Thread breaks in stitching shall be overstitched not less than 1 inch at each break on
stitch type 301, and not less than 1 1/2" at each break on stitch type 401. Thread breaks in type 401 may be
overstitched with stitch type 301. Thread breaks noted 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.
b. Stitching Ends. The ends of type 301 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 is 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.
c. Skipped Stitches. Two or more consecutively skipped stitches occurring in type 301 stitching shall be
overstitched not less than 1 inch. Any skipped stitches in type 401 stitching shall be overstitched not less than
1 1/2 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 in a., above.
5-7. 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.
5-8. REPAIR FABRIC ASSEMBLIES
This task covers: a. Repair Fabric Assemblies
INITIAL SETUP
Tools:
Sewing Machine (Appendix B, Section III, Item 3)
Materials/Parts:
Refer to Appendix C, Figure BULK
5-2
