MIL-T-23824 Torpedo Beacon Light \(For Torpedo Mark 37 Mods O, 2, And 3\)This specification establishes the minimum requirements for the procurement of a Torpedo Beacon Light, NAVORD Drawing 695202, which is used in the exercise section of the Torpedo Mk 37 Mods 0. 2, and 3 to aid in the postrun location and recovery of the torpedo at the end of a night-time exercise run.

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MIL-T-23824A(OS)

4.4.4.2.2 Flash rate and flash tube output

4.4.4.2.2.1 Remove flashhead assembly from test fixture and connect

to power pack.

4.4.4.2.2.2 Connect power pack to power source (4.4.3.2) through

SPST switch.

4.4.4.2.2.3 Simultaneously throw switch on and start stopwatch

(4.4.3.3). Over a 5-minute period, determine flash rate and measure

flashtube output, using light meter (4.4.3.1). The torpedo beacon

light shall meet the requirements of 3.4.5.

4.4.4.2.3 polarity reversal. Reverse the input leads to the power

pack and throw SPST switch on and then off. Return input leads to

original positions, and repeat the procedures specified in 4.4.4.2.2.

The torpedo beacon light shall meet the requirements of 3.4.5.

4.4.4.3 Visual and dimensional examinations. Each beacon light

shall be examined to determine conformance with the requirements for

workmanship and dimensions,

4.4.4.4 Packaging, packing, and marking. Packaging, packing, and

marking shall comply with the requirements of Section 5.

4.5 Reproduction and pe riodic production inspection. The prepro-

duction and periodic production samples, after satisfactorily passing

the quality conformance inspections detailed in 4.4, shall be subjected

to the following tests and examinations. Certified inspection data

covering the results of preproduction and periodic production inspec-

tions shall be forwarded to the procuring activity.

4.5.1 Vibration

4.5.1.1 Mounting. The beacon light, less pack or packaging, shall

be mounted in a manner simulating actual installation in the torpedo

and tested as specified in 4.5.1.2 and 4.5.1.3.

4.5.1.2 Vibration, nonoperating. The beacon light shall be subjected

to the "Vibration, nonoperating" test of MIL-E-82590 and thereafter shall

meet the requirements of 3.5.1.1.

4.5.1.3 Vibration, operating. The beacon light shall be subjected

to the "Vibration, operating" test of MIL-E-82590 and during and there-

after shall meet the requirements of 3.5.1.2.