MIL-PRF-45316J
3.4.3 Recycled, recovered, or environmentally preferable materials. Recycled,
recovered, or environmentally preferable materials should be used to the maximum extent
possible, provided that the material meets or exceeds the operational and maintenance
requirements, and promotes economically advantageous life cycle costs.
3.5 Design and construction. The trailer design and construction shall be in accordance
with applicable Drawings 8750052 and 12269886. The trailer shall be equipped with a bracket
to allow heating with the standard M67 immersion heater (see 6.2). The water trailer braking,
towing and electrical systems shall interface with the M756A2, 2-1/2 ton, 6x6, towing vehicle,
Drawing 8736769, to insure full compatibility. If more than one unit of a particular component
is used in the water tank design, the component used shall be identical in make, material and
quality. Riveting, welding practices and quality shall be the same on each unit. Asbestos
materials shall not be used in any form in any part of the water trailer.
3.5.1 Seals. Seals shall restrict leaking of lubricants from bearings when fording or
operating in mud, sand or snow and prevent entrance of contaminants into bearings (see 4.6.1.1).
3.5.2 Electrical.
3.5.2.1 Electrical circuits. Electrical circuits shall maintain continuity without evidence
of internal or external shorts during all trailer operating conditions (see 4.6.1.2).
3.5.2.2 Tail lamps and stop lamps. Tail lamps and stop lamps shall be capable of
operation throughout all trailer operating conditions and shall meet the requirements of
SAE J585 and SAE J2261, respectively (see 4.6.1.3).
3.5.3 Controls. Electrical, mechanical, and hydraulic controls shall operate without
malfunction, throughout all ranges of operation (see 4.6.1.4).
3.5.4 Adjustment mechanisms. Adjustment mechanisms shall function properly and
maintain adjustment settings during all trailer operating conditions (see 4.6.1.5).
3.5.5 Welding. Welding shall conform to AWS B2.1 practices. The welds shall be in
accordance with good commercial practices (see 4.6.1.6).
3.5.5.1 Welding repairs. Welding repairs of any type or class shall be made only when
specifically authorized by the acquisition activity (see 4.6.1.6).
3.5.6 Wheels, rims, tires and inner tubes. The trailer shall be equipped with single
wheels. Rim and tire ratings shall conform to Tire and Rim Association recommendations for
the type, size and ply of the tires furnished.
3.5.6.1 Tires. Tube type, bias ply, standard profile tires with sufficient load carrying
capacity for the trailer gross vehicle weight (GVW) shall be furnished. Tires shall have
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