MIL-DTL-29112D
TABLE II. Pattern Parts
Material
Computer name
Part name
Number of cut pieces
Cloth, Twill
FRONT
Front
2
BACK
Back
2
RFLYLIN
Right fly lining
1
LEFTFLY
Left fly
1
WAISTBAND
Waistband
1
WSTBANDALT
Waistband alternate
2
LEFTBELT
Left belt
1
RIGHTBELT
Right belt
1
HIPPOCKET
Hip pocket
1
3.6 Construction. Construction of the swimmers trunks shall refer to Figures 2, 3
and 4.
3.6.1 Seams and stitching. Double lapped seams and double stitched seams shall be used for
the crotch and side seams. Seam allowances shall be 1/2 inch for all double lapped and double stitched
seams and 3/8 inch for the waistband, waistband attachment, pocket and belts. The front rise shall be a
mock double needle, double lapped seam. All fly pieces, pocket hem and the fly extension on the fronts
shall be overedged. All belts, waistbands, pocket edges, right fly front and belt loops shall be
edgestitched 1/16 inch from folded edge. All general stitching shall have a minimum of 10-12 stitches
per inch. For overedge stitching, the stitches per inch shall be a minimum of 8-12. Thread breaks and
ends of stitching not caught in another line of stitching shall be backstitched at least 1/2 inch. All thread
ends shall be trimmed to 1/8 inch and all loose thread shall be removed from the trunks. Raw edges are
not acceptable anywhere on the garment, except on the pocket seam allowances.
3.6.2 Hem. The leg hem shall be turned 3/8 inch and turned again 1/2 inch and edged stitched
1/16 from inside fold. The finished hem shall measure 1/2 inch (+ 1/16).
3.6.3 Fly front. The fly piece (on the left front) shall be reinforced with a horizontal line of
stitching centered between buttonholes as marked on the patterns. Stitching shall not extend past the
finished folded edge of the left front. The "J" stitching on the left front shall measure 1-5/8 (+ 1/8)
inches from the front folded edge. The right fly shall have 3 buttons matching corresponding buttonholes
and shall measure 1-1/2 (+ 1/8) inches from finished stitching to finished folded edge of the right front.
The end of the fly closure shall have a bar tack across the double needle double lap stitching through all
plies.
6
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