MIL-STD-849 Inspection Requirements, Definitions And Classification Of Defects For ParachutesThis standard establishes the inspection requirements and a standard classification of manufacturing and final assembly defects for parachutes.

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MIL-STD-849B

TABLE XII. Classification of defects - pilot chutes for MC-4 and MIRPS

and spring assembly, ejector only - Continued.

Classification No. Defect Major/Critical Minor

Runoff 2 or more stitches into single cloth or beyond seam

or hem margins	117
Tension too loose or too tight
Up to 3 inches per seam		204
Over 3 inches per seam	118
Kinks, intermittent, less than 2 inches apart		205
Stitch pattern lengths not as specified	119
Defective stitching not repaired correctly or exceeding
specified limits	120
Frequency of repairs to stitching exceeding specified limits	121
Resewn stitch patterns and bartacks exceeding specified limits	122

Needle damage (cuts or chews)

Up to 1/8 inch long and 1 per pilot chute

Over 1/8 inch long and more than 1 per pilot chute

123

206

Holes (except necessary drill holes), cuts and tears

124

Darns, any size

125

Ends of webbing, tape, and cord not seared, waxed, scissor cut or serged as specified

207

Identification marking illegible, incorrect or missing

208

10.

Incorrect or defective material

126

11.

Material unclean

127

12.

Searing over stitching

128

13.

Improper assembly or missing component per TDP

129

14.

Spring tension less than required loading per TDP

130

15.

Spring not hand tacked to pilot chute protection cap

131

16.

Dimension out of tolerance with applicable drawing

and/or specification132