MIL-DTL-12211G
5. PACKAGING
5.1 Packaging. For acquisition purposes, the packaging requirements shall be as specified in the
contract or order (see 6.2). When packaging of materiel is to be performed by DoD personnel or in-house
contractor personnel need to contact the responsible packaging activity to ascertain packaging
requirements. Packaging requirements are maintained by the Inventory Control Point's packaging
activities within the Military Service or Defense Agency, or within the military service's system command.
Packaging data retrieval is available from the managing Military Departments or Defense Agency's
automated packaging files, CD-ROM products, or by contacting the responsible packaging activity.
6. NOTES
(This section contains information of a general or explanatory nature that may be helpful, but is not
mandatory.)
6.1 Intended use. Pressure switches covered by this specification are intended primarily to actuate
warning lamps or other warning devices to indicate abnormal oil pressures in internal combustion
engines, changes of air pressure in brake systems and hydraulic brake stoplight switches. The switches
may also be used with other fluids to monitor torque converters, lubricating systems, and control
mechanism of automatic and semi-automatic transmissions.
6.2 Ordering data. Acquisition documents should specify the following:
a.
Title, number, and date of this specification.
Type and class of switch required (see 1.2).
b.
Applicable MS standard or drawing (see 3.3).
c.
If responsibility for inspection equipment should be other than as specified (see 4.1.2).
d.
Selection of applicable level and packaging requirements (see 5.1).
e.
6.3 Qualification. With respect to products requiring qualification, awards will be made only for
products which are, at the time of award of contract, qualified for inclusion in Qualified Products List QPL
whether or not such products have actually been so listed by that date. The attention of the contractors is
called to these requirements, and manufacturers are urged to arrange to have the products that they
propose to offer to the Federal Government tested for qualification in order that they may be eligible to be
awarded contracts or orders for the products covered by this specification. Information pertaining to
qualification of products may be obtained from (insert name, mailing address, and email of qualifying
activity). An online listing of products qualified to this specification may be found in the Qualified Products
Database (QPD) at https://assist.daps.dla.mil.
6.4 Classes. Class 1 switches are provided for high load vibration requirements (50 g's at 3,400 Hz)
most often encountered in tracked vehicles. Class 2 switches are provided for low vibration load
environments (10 g's at 500 Hz) and are generally adequate for wheeled vehicles.
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