MIL-H-23799 (Wep)
Officer, Naval Supply Depot (Code DCI), 5801 Tabor Avenue, Philadelphia 20,
Pennsylvania, All other documents should be obtained from the procuring
activity or as directed by the contracting officer.)
3.
REQUIREMENTS
Qualification - The hose assembly furnished under this
3.1
specification shall be a product which has been tested, and passed the quali-
fication tests specified herein, and has been listed on or approved for listing
on the applicable qualified products list.
3.2
Selection of specification and standards - Specifications
and standards for necessary commodities and services not specified herein
shall be selected in accordance with Standard MIL-STD-143.
Materials - Materials shall conform to applicable specifi-
3.3
cations and shall be as specified herein and on applicable drawings. Materials
which are not covered by specifications. or which are not specifically described
herein. shall be of the best quality. of the lightest practicable weight, and suit-
able for the purpose intended.
Metal parts - All metal parts shall be of a corrosion-
3.3.1
resistant material or treated in a manner to render them adequately resistant
to corrosion.
3.3.1.1
Dissimilar metals - Unless suitably protected against elec-
trolytic corrosion, dissimilar metals shall not be used in intimate contact with
each other. Dissimilar metals are defined in Standard MS33586.
3.3.2
Nonmetallic materials - Any nonmetallic material that is
adversely affected by continued use with liquid oxygen shall not be used.
Protective treatment - When materials are used in the con-
3.3.3
struction of the hose assembly that fire subject to deterioration when exposed
to environmental conditions likely to occur during service usage, they shall be
protected against such deterioration in a manner that will in no way prevent
compliance with the performance requirements of this specification. Protec-
tive coating which might crack, chip, or scale during normal service life or
under extremes of environmental conditions shall not be used.
3.4
Design and construction - The design and construction of
the hose assembly shall be in accordance with ACEL Drawings 33H1261 and
33C1262.
3
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