MIL-DTL-1716J
3.2.7 Primer. Primer shall conform to TT-P-664.
3.2.8 Enamel. Enamel shall conform to TT-E-529, except the color shall be No. 24084 of
FED-STD-595.
3.2.9 Rubber, synthetic. Synthetic rubber shall conform to the following properties before
and after aging 24 hours at 212o F in accordance with Method 7221 of FED-STD-601:
(a)
Minimum tensile strength of 1200 psi in accordance with ASTM D 412.
(b)
Ultimate elongation of 500 (+ 20) percent in accordance with ASTM D 412.
(c)
Minimum 600 psi at 300 percent elongation in accordance with ASTM D 412.
(d)
Tension set at break of 20 (+ 2) percent in accordance with ASTM D 412.
(e)
Shore A Durometer hardness of 60 (+ 5) in accordance with ASTM D 2240.
Low temperature stiffness at minus 65o F with exposure time of 10 minutes and
(f)
coolant of dry ice cooled methanol in accordance with ASTM D 1053, using routine
inspection and acceptance procedure.
3.2.10 Powder coating. As an alternate to the primer and enamel specified, the tent poles
may be coated with a commercial powder coating. It shall be applied in accordance with the
manufacturers instructions. Any coating damaged during assembly of the pole or during
examination shall be touched up. The color shall be as specified in para. 3.2.8.
3.2.11 Enamel Acrylic. As an alternate to the coating requirements specified in 3.2.8 and
3.2.10, enamel conforming to Duracon Super 600 acrylic or equal may be used to coat the
tent pole.
3.3 Construction. The construction of all components and assembly of the pole covered
herein shall conform to the requirements of this specification and as shown on the drawings
listed in section 2.2. The lock retaining sleeve shall be fabricated from material specified in
3.2.9.
3.3.1 Top, center and bottom tubular sections. Top, center and bottom tubular sections shall
be fabricated from material specified in 3.2.2.1.
3.3.2 Plug. Plug shall be fabricated from material specified in 3.2.2.2 or 3.2.3.
3.3.3 Spindle. Spindle shall be fabricated from material specified in 3.2.3.
3.3.4 Locks.
3.3.4.1 Body. The body of the locks shall be fabricated from material specified in 3.2.4.1.
As an alternate; alloy steel wire as specified in 3.2.4.4. may be used in lieu of the alloy steel
strip. Prior to assembly with the nib filler, the body of the locks shall be heat treated to a
Rockwell hardness of C40-C45. When tested as specified in 4.4., the Rockwell hardness shall
be within the limits of a minimum of C40 and a maximum of C45.
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