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MIL-S-24317/12B
Qualification inspection: At the request of the manufacturer, group C testing may be suspended with the
qualifying activity's approval if it can be demonstrated that these test have been performed three
consecutive times with zero failures. If the design, material, construction, or processing is changed or if
there are any quality problems or failures, or at their discretion the qualifying activity may require
resumption of the original testing requirement. Suspension of testing does not relieve the manufacturer
from meeting the group C test requirements.
Extent of qualification: The multistation switch/ indicator assembly to be used for qualification inspection
shall be the 3-station unit (1 X 3 matrix). Qualification of the 3-station units shall qualify all multistation
units up to and including the 20-station unit. The 3-station units shall contain the following items:
Item
PIN
Description
Quantity
1
M24317/12-223
1 X 3 matrix frame (EMI/RFI shielded, dress bezel)
1
2
M22885/105-009
2 PDT momentary switch module
1
3
M22885/105-011
4 PDT alternate switch module
1
4
M22885/105-003
Indicator module
1
5
M22885/104-001
Pushbutton (color and legend optional)
3
6
MIL-DTL-6363/6
Lamp, T-1 midget flange base
12
TABLE II. Qualification inspection (group submission).
Qualification inspection table of MIL-DTL-24317
Assembly
Extent of approval
Group
Number of sample units
I
8
4 from group I
II
All 3/
1 X 3 Matrix
2 from group II 2/
III 1/
1/ Dielectric withstanding voltage after salt spray not applicable.
2/ Sample shall be subjected to EMI/RFI test of MIL-PRF-22885/103
3/ Qualification will be extended to each applicable style (S, L, W, C or I) previously qualified to
MIL-PRF-22885/103.
Quality conformance inspection:
Group B inspection:
EMI/RFI shielding: Only positive grounding test need to be performed.
Group A inspection: Do not exceed 6 V dc or peak ac, 10 milliamperes during group A inspection.
13

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