MIL-DTL-3950J
APPENDIX A
Procedure for Qualification Inspection.
Mounting and Terminal Hardware.
A.1 SCOPE.
A.1.1 Scope. This appendix details the procedure for submission of samples for qualification and
Group B inspection of toggle switches covered by this specification. This appendix also lists mounting
and terminal hardware used with toggle switches covered by this specification. Mounting and terminal
hardware should be of the following design and construction as specified (see 3.1). This appendix is a
mandatory part of this specification. The information contained herein is intended for compliance.
A.2. Samples.
A.2.1 Qualification. For qualification inspection, the sample size shall be as specified in table II and the
tests shall be performed in the sequence shown.
A.2.1.2 Single submission. A sample consisting of the required number of specimens of each switch
shall be submitted. Qualification shall be restricted to the type submitted.
A.2.1.3 Group submission. A sample consisting of the required number of specimens of each basic
switch listed in table A-I shall be submitted and shall be subjected to the qualification test sequence of
table II in the order shown. In addition, two specimens of each of the other switches listed in table A-I
shall be submitted and shall be subjected to the examination of produce and switching characteristics test
of table II.
A.2.2 Group B inspection. Sample units shall be selected at random from lost that have passed group
A inspection.
A.2.2.1 Single submission. The sample size shall be as specified in table V and the tests shall be
performed in the order shown.
A.2.2.2 Group submission. A sample consisting of the required number of specimens of each basic
switch listed in table A-I shall be subjected to the test sequence of table V in the order shown. In addition,
two specimens of each of the other switches listed in table A-I shall be submitted and shall be subjected
to the examination of product and switching characteristic test of table V. If the basic switches of a group
are not in production at the time of selection of samples, other switches of the same group may be
submitted, but maintained action switches shall not be substituted for momentary action switches.
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