MIL-DTL-28919B(MC)
TABLE I.
Manufacturing requirements - Continued.
SEAM/
STCH
STCH
BOB/
NO
OPERATION
TYPE
TYPE
STCH/IN
NDL
LPR
a. Bartack both ends of all pocket
Bartack
21-28
0
0
openings. Bartacks for the back
(per
pockets shall be vertical.
bartack
Bartacks for the side pockets shall
)
be horizontal.
b. Bartack the bottom end of the
Bartack
21-28
0
0
fly horizontally through all plies
(per
above the juncture of the crotch
bartack
seam and fly. The bartack shall
)
not extend beyond crotch seam.
35
Bartack trousers.
(cont'd)
c. Bartack the inside front edge
Bartack
21-28
0
0
of right fly to back of left fly
(per
with a vertical bartack, with lower
bartack
)
end of bartack approximately 1/2
inch above the horizontal bartack
at base of fly.
d. Bartacks shall be made 3/8 to
1/2 inch long, and shall be
stitched through all plies of
material at the point of
bartacking.
36
Mark, or gage, and sew buttons.
Finished appearance. The buttons
shall be securely sewn and properly
aligned with buttonholes. Hand
sewn buttons shall be shank wrapped
three times and the ends of the
thread shall be securely tacked
with not less than two stitches.
Machine sewn buttons which are
automatically shanked shall have a
minimum of 10 wraps with three
locking stitches. Shank wrapping
is optional on machine sewn
buttons.
31
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