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MIL-PRF-11588 Hose Assemblies, Rubber, Synthetic, Liquid Petroleum Fuels, Dispensing, Collapsible, Standard And Low TemperatureThis specification defines the requirements for collapsible, synthetic rubber, discharge hose assemblies for use in all ambient temperatures between minus \(-\) 25 and plus \(+\) 160 degrees Fahrenheit \(Degrees F\) for standard temperature hose and -60 and +95 Degrees F for low temperature hose.

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MIL-PRF-11588H
3.5 Performance characteristics.
3.5.1 Hydrostatic pressure. Each type of hose assembly shall withstand the following
pressure in pounds per square inch gage [psig] as shown in table II. The hose with couplings
attached shall not leak or show any imperfections (see 4.5.3).
TABLE II. Hydrostatic pressure.
Type hose
Psig hydrostatic
assembly
In. size
test pressure
I
All
100
II
All
175
III
1 thru 2.50
200
III
3
250
III
4
250
IV
200
1 thru 2.50
250
IV
3
250
IV
4
3.5.2 Length change and twist. The length of the hose shall not deviate + or - three % of
the original length and shall not twist clockwise or counterclockwise more than 180 degrees (°)
in 25 ft when tested (see 4.5.4).
3.5.3 Burst. Each type of hose assembly shall have a minimum burst pressure as shown
in table III (see 4.5.5).
TABLE III Burst pressure.
Hose
Psig (min)
Psig
assembly
Size
burst
working
type
I.D. (in.)
pressure
pressure
I
All
200
50
II
All
350
88
III
1 thru 2.50
400
100
III
3
500
125
III
4
600
150
IV
1 thru 2.50
80
400
IV
3
100
500
IV
4
120
600
8



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