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|  MIL-C-24224B(SH)
UNIFORM CLASSIFICATION COMMITTEE AGENT
Uniform Freight Classification Ratings, Rules, and Regulations.
(Application for copies should be addressed to the Uniform Classification
Committee Agent, Tariff Publication Officer, Room 1106, 222 South Riverside Plaza,
Chicago, IL 60606.)
(Nongovernment standards and other publications are normally available
from the organizations which prepare or which distribute the documents. These
documents also may be available in or through libraries or other informational
services.)
2.3 Order of precedence. In the event of a conflict between the text of
this specification and the references cited herein (except for associated detail
specifications, specification sheets or MS standards), the text of this specifi-
cation shall take precedence. Nothing in this specification, however, shall
supersede applicable laws and regulations unless a specific exemption has been
obtained.
3.
REQUIREMENTS
3.1 Material. The use of dissimilar metals in contact, which tends toward
electrolytic corrosion (particularly brass, copper, or steel in contact with
aluminum alloy), is not acceptable. However, metal plating or metal spraying
of dissimilar base metals to provide similar or suitable abutting surfaces is
permissible. When class 2 cartridges are specified (see 6.2.1), the average
magnetic permeability per unit volume shall not exceed 2.0 when complete with
cartridge seal.
3.1.1 Recovered materials. Unless otherwise specified herein, all equip-
ment, material, and articles incorporated in the products covered by this specifi-
cation shall be new and may be fabricated using materials produced from recovered
materials to the maximum extent practicable without jeopardizing the intended use.
The term "recovered materials" means materials which have been collected or
recovered from solid waste and reprocessed to become a source of raw materials,
as opposed to virgin raw materials. None of the above shall be interpreted to
mean that the use of used or rebuilt products is allowed under this specification
unless otherwise specifically specified.
3.2 Construction. Gas pressure cartridge shall be constructed to facilitate
installation in dry chemical extinguishers conforming to MIL-E-24091. The cart-
ridge shall be of the refillable type, and shall conform to the Department of
Transportation (DoT) Specification 3E1800 of title 49 of the Code of Federal
Regulations in matters of construction, tests and marking. Critical dimensions
shall be as shown on figure 1. The cartridge shall consist of the following
parts:
3
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