A-A-59567/2
Hose. Hose shall be in accordance with A-A-59567.
Hose grade dash number:
-1 -
Commercial hose
-3 -
Weather and ozone-resistant hose
Class dash number:
-1 -
General non-potable water inner tube
-2 -
Potable water inner tube
Grade 1, class 1. Grade 1, class 1 hose is intended for general water discharge services.
Grade 3, class I or class 2. Grade 3, class 1 or class 2 hose is intended for water applications where
resistance to deterioration by weather and ozone is required.
Class 2 inner tube. Grade 1 or grade 3 hose with class 2 inner tube is for use with potable water.
Hose assemblies. Hose assemblies shall be furnished with a male and female ends of the same type
style, class, and material as specified in the PIN.
Working pressure. Working pressure shall be in accordance with A-A-59567.
Interface and physical dimensions. Hose assemblies supplied to this CID specification sheet shall meet
the general requirements specified in A-A-59567 and be as specified herein.
Hose assembly size codes. Hose assembly size code shall be in accordance with table I.
Length of hose assembles. Length of hose assembles shall be measured in feet in accordance with
A-A-59567. Examples: 080 for 80 feet and 250 for 250 feet.
Class A couplings. When attached to hose, class A couplings (garden hose) shall be able to withstand an
internal hydrostatic pressure of 100 psi for at least one minute without showing any signs of leakage. See
table I for hose assembly sizes available.
Class AA couplings. When attached to hose, class AA couplings shall be able to withstand an internal
hydrostatic pressure of 300 psi for sizes .50 through 1 inch, 250 psi for sizes 1.25 and 1.50 inch, and 200
psi for sizes 2.00 through 4.00 inch, for at least one minute without showing any signs of leakage. See
table I for hose assembly sizes available.
NOTE: Hose assemblies for this CID are not intended to meet the pressure requirements of the
couplings.
Threads. Threads shall be either NHR (rolled) or NH (cut or cast) see A-A-59614/5 or A-A-59614/6.
Tightening provisions. Wrenching surfaces may be octagon, hexagon, ridged, or knurled and shall be
located on the swivel nut only, see figure 1 or 2.
Ferrules. Ferrules shall be manufactured from sheet, tubing, or locking straps of coper alloy (brass),
corrosion resistant steel, or zinc-coated steel. Ferrules shall be of the same type of material as the
couplings, see table III.
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