MIL-PRF-11588H
3.4.3 Coupling caps. Couplings used on types I, II and III hose assemblies shall be
provided with the type IX dust cap or the type X dust plug conforming to A-A-59326. Couplings
used on type IV hose assemblies shall be provided with protective, closed-end, reusable, threaded
metal or plastic caps or plugs of suitable thickness and composition that shall not be affected by a
hard-film corrosion-preventive compound. The caps and plugs shall be made captive to the
couplings by means of a chain or similar attachment (see 4.5.2).
3.4.4 Hose clamps. Each cam-locking-type coupling half shall be banded to the hose
with 2 hose clamps. The clamps shall conform to A-A-52506, type H. The hose clamps shall be
non-reflective (see 4.5.2).
3.4.5 Size and weights. The hose shall be furnished in the diameters and weights shown
in table I.
TABLE I. Diameters and weights.
Inside diameter
Outside diameter
Weight
inches (in.) 1/
Type
inches (in.) (max) pounds/foot (lbs/ft)(max)
1.000
1.500
0.625
1.250
1.750
0.875
I
1.500
2.000
1.000
and
2.000
2.500
1.125
II
2.500
3.000
1.500
3.000
3.500
1.750
4.000
4.500
2.500
1.000
1.563
0.750
1.250
1.813
1.000
1.500
2.063
1.125
III
2.000
2.563
1.250
and
2.500
3.063
1.750
IV
3.000
3.625
2.000
4.000
4.750
2.625
1/ +0.063 inches
3.4.6 Gasket. For the style LT hose, the gaskets normally supplied with quick-disconnect
couplings shall be replaced with gaskets conforming to Drawing 13228E1768. Where tolerances
could cumulatively result in incorrect fits, the contractor shall provide tolerances within those
prescribed on the drawing to insure correct fit and operation.
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