734251-303

Electrical-electronic eq chassis

Features

Chassis has rounded rectangular cutouts centered along top and bottom/short edges, 2.800 w x 1.000 h with inner corners rounded to radius of 0.500 in. And 8 outer corners chamfered 45 degrees x 0.190 in; has 4 holes 0.221 in, c'bored 0.385 in. Along lines 1.000 and 3.000 in. From left edge, 4.500 and 6.750 in. From bottom edge; marked "a 1 2 3 4" above top row of holes and "b 1 2 3 4" below other row

Properties of 734251-303

Mounting Hole Diameter:
0.281 inches
Mounting Provision:
Unthreaded hole
Overall Depth:
8.800 inches
Overall Width:
4.800 inches
Material Thickness:
0.190 inches
Mounting Hole Quantity:
4
Center To Center Distance Between Mounting Holes Along Length:
7.800 inches
Center To Center Distance Between Mounting Holes Along Width:
3.800 inches
End Application:
Awg9 otps
Features Provided:
Bracket
Component Mounting Facility Type And Quantity:
4 unthreaded hole
Design Feature:
Punched holes
Part Name Assigned By Controlling Agency:
Chassis assembly, upper paa
Material:
Aluminum alloy 6061
Material Specification:
Qq-a-250/11, alloy 6061-t6 federal specification single material response
Surface Treatment:
Conversion coat
Surface Treatment Specification:
Mil-c-5541, class 1a military specification single treatment response
Style Designator:
Flat
Supplementary Features:
Bracket is l-shaped: side that mounts on chassis is 1.250 in. High x 4.800 in. Wide, other leg is same width and is 2.000 in. High; this leg has 2 rectangual cutouts, 1 is 1.110 w x 0.883 h, other is 1.270 w x 1.355 h; outer corners are chamfered 45 degrees x 0.25 in.; bracket is attached with mounting leg toward top of chassis, and underside 2.750 inches from bottom of chassis
NSN:
5975-01-528-0696
Description:
Chassis,electrical-electronic Eq
Cage Code:
20418

Definition Electrical-electronic Eq Chassis

A box, frame, or plate fabricated of electrically conductive material designed to mount, but which does not include, electronic components and their associated circuitry. it may have facilities for attachment to a rack or cabinet or to accommodate specially designed components. it may include a shielding function, integral wiring, and mounting hardware as part of the item. excludes mounting base, electrical equipment.

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Last modified 09/21/2024