MIL-DTL-16377/27C(SH)
INCANDESCENT REQUIREMENTS:
CLASSIFICATION:
Type:
II
Class:
2
SYMBOL NUMBERS:
92.2:
Complete lighting fixture assembly, standard mounting, with one 50-watt white incandescent lamp
and white (clear transparent) diffusing globe.
93.2:
Complete lighting fixture assembly, standard mounting, with one 50-watt white incandescent lamp
and red (transparent diffusing) globe.
93.4:
Complete lighting fixture assembly, standard mounting, with one 50-watt white incandescent lamp
and blue (transparent diffusing) globe.
93.5:
Complete lighting fixture assembly, standard mounting, with one 50-watt white incandescent lamp
and yellow (transparent diffusing) globe.
DESIGN:
Electrical rating:
50 watts, 120 volts, 60 hertz.
Dimensions and configuration:
Enclosure assembly
(includes box, threaded flange,
See figure 8. Material shall be brass, or a gray plastic, Type MAI-60 in
tapped pads, and support plate):
accordance with ASTM D5948.
Insulator for brass box assembly only: Plastic.
Gasket:
Rubber, ¼-inch square cross section by 4-inch inside diameter (id) by
4½-inch outside diameter (od).
Lampholder:
UL 496, SUPP. SA, FIG.SA3.6, two-contact.
Shock mounts:
Brass, MIL-F-16377/41-012, or MIL-F-16377/41-015.
Centering gasket:
Molded rubber, see figure 5.
Globes:
Symbol 92.2:
White (clear transparent) diffusing, see figure 9.
Symbol 93.2:
Red transparent diffusing, see figure 9.
Symbol 93.4:
Blue transparent diffusing, see figure 9.
Symbol 93.5:
Yellow transparent diffusing, see figure 9.
Brass, 49/16-inch od by 41/16-inch id by 1/32 inch thick.
Slip ring:
Securing ring:
Cast brass, bronze, or gray plastic, Type MAI-60 in accordance with
ASTM D5948.
Bulkhead mounting bracket:
When specified, a brass, corrosion-resistant steel, or gray plastic Type
MAI-60 mounting bracket in accordance with ASTM D5948. The
metal brackets shall be as shown on figure 3. Plastic brackets shall
have mounting dimensions as shown on figure 3. Thickness of material
shall be as necessary to meet the requirements specified herein. Metal
inserts are required on the mounting holes of plastic brackets.
Lamp:
Fixtures shall accommodate a 50-watt white lamp conforming to
A-A-50449. Lamp is not furnished.
Distribution curves (Symbol 92.2):
Candlepower (see figure 11).
Weight (Symbols 92.2 and 93.2):
2 pounds 13 ounces maximum.
10
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