 |
|||
|
Page Title:
Finishes, coatings, construction, and dimensions |
|
||
| ||||||||||
|
|  MIL-T-22913C(OS)
production testing), or by applicable documents referenced In Section 2,
unless specified in the contract or order (see 6.2).
3.2.2 Preproduction sample. Unless otherwise specified in the con-
tract or order, preproduction samples of the timer shall be manufactured
using the methods and procedures proposed for the production lot. These
units shall be tested as specified in Section 4 herein and are for the
purpose of determining, prior to starting production, that the contrac-
tor's production methods are capable of producing timers that comply with
the technical requirements of the contract. See 403.1.
3.2.3 Materials. Unless otherwise specified In the contract, requi-
sition, or order, all materials and purchased parts entering into the
final assembly of the timer shall conform to the detailed requirements
indicated on NAVORD Drawing 2209071 and to this specification.
3.2.3.1 Hookup wire. Unless otherwise specified, all hookup wire used
in the timer shall conform to MIL-W-16878.
3.2.3.2 Mercury and silicones. Materials capable of giving off either
mercury or silicone vapor, when subjected to temperatures within the op-
erating range of the timer, shall not be used.
3.2.4 Finishes, coatings, construction, and dimensions. Finishes,
coatings, construction, and dimensions for the timer shall be in accord-
ance with the applicable drawings, specifications, and publications listed
in NAVORD Drawing 2209071.
3.2.4.1 Aluminum alloy parts. Aluminum and aluminum alloys, if used,
shall be anodized in accordance with MIL-A-8625, Type I.
3.2.4.2 Magnesium alloy parts. Magnesium and magnesium alloys, if
used, shall be treated in accordance with MIL-M-3171, Type III, followed
by two coats of priming per MIL-P-8585.
3.2.5 Moisture, fungus, and corrosion. The timer shall be rendered
moisture, fungus, and corrosion resistant as required by OS 6341.
3.2.5.1 Ferrous metal parts. Electrical sheet steel assemblies shall
be processed by accepted commercial methods to provide protection against
corrosion. Where other noncorrosion resistant ferrous metals must be used,
the exposed surfaces shall be zinc plated in accordance with
Type
II, Class 3.
3.2.6 Marking. Marking of assemblies, subassemblies, and parts shall
be in accordance with the applicable drawings listed in NAVORD Drawing
2209071.
4
|
|
Privacy Statement - Press Release - Copyright Information. - Contact Us |
Click
here for thousands of PDF manuals