MIL-DTL-44105C
TABLE VI Stitch and seam requirements
Thread
Stitch
Gage/Margin
Seam
Stitches
Stitch Location/Placement
Bobbin/
Type
(inches)
Type
Per Inch
Needle
Looper
Circumference webbing bartacks
Bartack
28/Bartack
-----------------
------
or 701
28/ tack
36-45
Webbing ends to back seam allowance
101
36-45
36-45
or 301
-----------------
------
36-45
36-45
or 401
31-45
36-45
Center back seam of top and bottom
301 or
1/16 3/32 Margin
SSz-3(b)
10-14
36-45
36-45
sides
401 and
from each seam
10-14
36-45
31-35
301
line side
36-45
36-45
10-14
LSbj-1
3/4 - 1 From
301
Instruction label to left inside side
back raw
lining
edge margin
And
36-45
36-45
10-14
SSa-1
301 or
Center back side lining
31-35
36-45
401
seam joining
SIDES TO CROWN
36-45
36-45
Side lining to crown inside
101 or
SSa-1
10-14
36-45
36-45
10-14
301
SSa-1
36-45
36-45
10-14
or 401
SSa-1
Top side to outside crown
301 or
LSbp-2
10-14
36-45
36-45
401
(a)
36-45
31-35
Raise stitching of top side
301
LSbp-2
10-14
36-45
36-45
(b)
SIDES TO BRIM
Tack stitching of chin strap ends to
301 or
6-14
36-45
36-45
brim underside
401or
36-45
31-35
bartack
Side piece to brim
301 or
LSq-2 (a)
10-14
36-45
36-45
401
36-45
31-35
12
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