MIL-DTL-29478A(MC)
Classification
Examine
Defects
Major
Minor
A
B
2. On inside:
- more than 1/2 inch
234
(except machine felling).
- up to 1/2 inch
316
inclusive (except machine
felling).
- up to 1 inch inclusive
317
(machine felling).
235
- more than 1 inch
(machine felling).
NOTE:
One or more broken stitches; or two or more continuous,
skipped, or runoff stitches constitute an open seam.
Seams and
d. Raw edges:
stitching
1. On outside:
(cont'd)
318
- up to 1/8
inch
inclusive.
236
- more than
1/8 inch but
not more than 1/4
inch.
123
- more than
1/4 inch.
2. On inside:
- more than 1/8 inch but
319
not more than 1/4 inch.
- more than 1/4 inch.
237
NOTE:
Raw edges shall be classified as such when they occur at
places where an edge is required to be turned under.
Raw edges not caught in stitching shall be classified as
an open seam.
e. Runoffs (see classification
of open seams).
f. Stitch tension:
1. Loose tension resulting
124
in loose seam.
2. Loose tension on raised
238
or edge stitching, resulting in
loosely exposed bobbin or top
thread.
3. Tight tension (stitches
125
break when normal strain is
applied).
57
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