MIL-DTL-60525B
4.5.2.1 Chamber, Initiator, Drawing 10520407, covering a detail of Drawing 10520406.
Characteristic
Defect
Method of Inspection
Critical
1
Absence of output port
Visual
Major
101
Pitch diameter of large external thread, min
Gage
102
Major diameter of large external thread, min
Gage
103
Pitch diameter of small external thread, min
Gage
104
Major diameter of small external thread, min
Gage
105
Pitch diameter of internal thread, max
Gage
106
Minor diameter of internal thread, max
Gage
107
Concentricity of datum location with pitch diameter
Gage
of small external thread
108
Concentricity of pitch diameter of large thread
Gage
with cavity
109
Concentricity of large external thread pilot with
Gage
large external thread
110
Concentricity of counterbore with cavity, including
Gage
perpendicularity with base of counterbore
111
Diameter of counterbore
Gage
112
Diameter of large thread pilot
Gage
113
Depth of cavity
Gage
114
Length to datum location
Gage
115
Thickness of wall, min
Gage
116
Metal defective
Visual
117
Protective finish inadequate or defective
Visual
118
Surface finish improper in cavity and angle of gas port
Visual
119
Burr
Visual
120
Foreign matter present
Visual
Minor
201
Pitch diameter of large external thread, max
Gage
202
Pitch diameter of small external thread, max
Gage
203
Pitch diameter of internal thread, min
Gage
204
Diameter of small external thread relief
Gage
205
Diameter of small external thread pilot
Gage
206
Diameter of hole in gas port
Gage
207
Diameter of cavity
Gage
208
Depth of counterbore
Gage
209
Length of gas port
Gage
210
Length of small thread relief
Gage
211
Length from face of gas port to small thread
Gage
212
Length of external thread pilot
Gage
213
Thickness of wall, max
Gage
214
Depth of threaded hole
Measure
215
Diameter of chamfer at internal thread
Measure
216
Total length
Measure
5
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