MIL-DTL-28920C(MC)
Manufacturing requirements - Continued.
TABLE I.
SEAM
STCH
/
BOB/
NO
OPERATION
TYPE
STCH
STCH/I
NDL
LPR
TYPE
N
Join crotch and seat seam.
34
Finished appearance. The crotch
and seat seams shall be joined with
proper tension, resulting in
sufficient elasticity of seam to
counteract strain encountered in
sitting or stooping. In the
joining of the seat seam, the
inseams shall meet.
a. Measure waist to proper size
before joining crotch, seat, and
waist seam.
Join crotch and seat seam. (cont'd)
34
b. Place the left and right
assemblies together with the edges
of the crotch seam aligned with the
waistband on the left assembly,
aligned with the waistband on the
right assembly at the fly opening,
and with the notches at the lower
end of the flies matching.
c. Join the left and right
401
SSa-2
10-14
A
A
assemblies at the crotch and seat
seam from the fly notch to a point
1/2 to 3/4 inch from the top of the
finished waistband with two rows of
stitches not more than 1/32 inch
apart, forming a 1/2 inch V-shaped
opening at back. The left and
right assemblies shall be joined at
the crotch with a 1/2 inch seam.
d. Fold back waistband lining over
301
SSa-1
12-16
A
A
the joining seat seam and single
(each
stitch each end of the outlet 1/4
end)
inch from seat seam, with the lower
corner diagonally folded and caught
in the stitching. Turn and force
out upper corners.
35
Assemble slide fastener.
a. Attach slider and securely
staple bottom of fastener together
with the ends of the chain even and
the head of the staple towards the
outside.
28
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