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|  MIL-R-48442(MU)
3.
REQUIREMENTS
3.1 Fabrication .- This Regulator shall be manufactured in
accordance with Drawing D11733468 and all drawings pertaining thereto,
and shall conform to the requirements of 3.3 through 3.3.2 inclusive.
3.2 Materials.- Materials shall be in accordance with drawings,
material specifications and general specifications forming a part of
this specification.
3.2.1 Nonflammable materials.- External parts and coatings of the
regulator shall be of nonflammable material.
Regulator external parts shall
3.2.2 Fungus resistant material.-
be inherently nonnutrient of fungus.
3.2.3 Inclosure.- The regulator shall be inclosed in a metallic
case which shall be insulated from one input terminal and one output
terminal and one battery contact.
3.2.4 External surfaces.- Surfaces shall exhibit no evidence of
peeling, flaking, chipping, cracking, crazing, or other impairment of
the coating subsequent to meeting the requirements specified herein.
3.3 Construction.- The regulator shall be manufactured in
accordance with Drawing D11733458. Where specific manufacturing
processes are not specified, good commercial methods consistent with
the present state of the art shall be employed.
3.3.1 Internal wiring.- Internal dress of wires shall assure
that no electrical short circuits occur under mechanical shock and
vibration.
3.3.2 Internal components.- Components in the regulator shall
be rigidly secured to prevent permanent change in their relative
position. Mounting methods shall not depend on solder alone for
mechanical strength. Potting compound alone may be used to prevent
movement of internal components, providing the compound does not flow
at the specified maximum operating temperature (see 3.5.2).
3.4 General specification.- The contractor shall be responsible
for adherence to and compliance with the following requirements of
Specification MIL-F-13926:
(a)
Order of precedence.
(b)
Dimension-s and tolerances.
(c)
Inorganic protective surface finishes.
(d)
Part identification and marking.
(e)
Workmanship.
2
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