MIL-PRF-83041C
3.6.18 Ground rod. A 5 foot ground rod shall be provided in accordance with A-A-55804 (Type II,
style 1). The ground terminal shall be bolted to the base forming an electrical continuity with a
maximum resistance of 0.5 ohm. Provisions shall be incorporated for storing and retaining the ground
rod with the cable attached.
3.6.19 Sight gauge. A 0.50 inch armored, clear viewing liquid level gauge shall be provided for
observing the water accumulation in the sump. The gauge shall be fabricated from a transparent
material and contain a colored density-sensitive ball.
3.6.20 Cleaning. Components of the filter separator shall be cleaned prior to delivery to remove dirt;
excess soldering; brazing and welding flux; welding slag; loose, spattered or excess solder; metal chips;
and other foreign materials during and after assembly.
3.6.21 Finishing. The unit shall be corrosion resistant to weathering elements and be primed and
finished in accordance with best commercial practices. The color shall be Forest Green, No. 24052, as
designated in the FED-STD-595.
3.7 Operating environment requirements. The filter separator shall operate under the following
environmental conditions without degradation in performance:
3.7.1 Operating temperature. The equipment shall meet its performance and accuracy requirements in
an operating environment of -40° to +125°F and after tested in accordance with 4.5.4.1.
3.7.2 Humidity. The equipment shall meet its performance and accuracy requirements in an operating
environment of less than 98% relative humidity and tested in accordance with 4.5.4.2.
3.7.3 Air transportability test. The filter separator shall withstand transport loads outlined in 4.5.4.3
and 3.7.3.1.
3.7.3.1 Restraint criteria. Cargo items in their shipping configuration shall be capable of being
restrained to and withstanding, as follows:
a. Without the loss of serviceability, the forces applied statically and independently, see Table I.
TABLE I. Applied forces
Direction
Load Factor
Up
2.0G (3.7G for nuclear cargo)
Down
4.5G
b. Without loss of structural integrity, the acceleration forces applied statically and independently. , see
Table II.
TABLE II. Acceleration forces
Direction
Load Factor
Forward
3.0G
Aft
1.5G
Lateral
1.5G
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