BB-E-2879A
(Private sector and civil agencies may purchase copies of these voluntary standards from the
American Society for Testing and Materials, 100 Barr Harbor Dr., West Conshohocken, PA
19408-2959.)
AMERICAN SOCIETY FOR QUALITY (ASQ)
ASQC-Z1.4 - Sampling Procedures for Tables for Inspection by Attributes. (DoD
Adopted)
(Private sector and civil agencies may purchase copies of this voluntary standard from the
American Society for Quality, 611 East Wisconsin Avenue, Milwaukee WI 53202.)
3. REQUIREMENTS
3.1 First article. When specified (see 6.2), samples shall be subjected to first article
inspection in accordance with 4.3.
3.2 Material.
3.2.1 Cylinder. The cylinder shall be constructed from aluminum, steel, or a composite
material that meets all the requirements of this specification.
3.2.2 Mounting bracket. The mounting bracket shall be made of a material that meets the
applicable requirements of this specification.
3.3 Design and construction. Unless otherwise specified herein, the fire extinguisher
assembly design and construction shall conform to UL154. The bracket design shall permit flush
mounting. When properly installed in the mounting bracket, the cylinder shall not contact the
mounting fasteners.
3.4 Assembly. The assembly shall consist of the extinguisher cylinder, delivery system, horn,
identification and instruction labels, and mounting bracket. The dimensions of the assembly shall
be as shown on figure 1 (see 4.5.1). The entire assembly, including the fully charged cylinder and
bracket, shall weigh not greater than 9.25 pounds.
3.4.1 Cylinder contents. The cylinder shall contain 2.5 lb +2 ounces, -0 ounce of CO2
conforming to BB-C-101.
3.4.2 Mounting bracket latch. The bracket shall have one latch that permits easy removal of
the extinguisher from any mounted position when the latch is released. The unlatching process
shall not require greater than two motions and one hand to release the extinguisher from the
fastening mechanism. Once unfastened, the bracket parts shall not interfere with quick removal of
the extinguisher from any position. Additionally, when a cotter pin is used as the latching
mechanism, it shall be attached to the bracket to prevent foreign object damage. The overall
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