MIL-G-50351A (AR)
4.7
Methods of inspection.
4.7.1 Environmental. Environmental tests shall be
conducted in accordance with the test conditions, general test
performance guidance, and individual test methods of MIL-STD-810,
except as specified herein. Test facilities, chambers and
-
apparatus used in conducting the tests contained in this
specification shall be capable of meeting the conditions
required.
4.7.1.1 Vibration. The test shall be performed as
specified in MIL-T-28800 for Type I, Class 3, Style F test
equipment with the exception that Step 4.c Resonance Dwell does
not apply.
The fine pulse delay assembly shall be attached to
the vibration generator directly or with a fixture, and securely
held by its normal means of attachment. After vibration, the
fine pulse delay shall be tested as specified in 4.7.2 and 4.7.3
herein to determine compliance with 3.3.1.
4.7.1.2 Shock.
This test shall be performed as specified
in procedure I, Section II of Method 516 of MIL-STD-810 except
that :
a. The post test functional check (Step 5 of
Procedure I) need not be conducted until completion of all shock
impulses.
b. The shock pulses shall be 15 g's
10% amplitude
and 11 ms
10% duration.
c.
The maximum g shall occur at 5.5 milliseconds
* 10%.
d. The shock measuring system shall have a flat
frequency response within
10% from 20 to 2,000 hertz.
After the application of all the shock impulses, the fine pulse
delay shall be tested as specified in 4.7.2 and 4.7.3 to
determine compliance with 3.3.2.
4.7.1.3
Altitude (operating). This test shall be performed
as specified in Procedures II, Method 500 of MIL-STD-810. The
operational checkout shall be as specified in 4.7.2 and 4.7.3 for
compliance with 3.3.3.
11
For Parts Inquires call Parts Hangar, Inc (727) 493-0744
© Copyright 2015 Integrated Publishing, Inc.
A Service Disabled Veteran Owned Small Business