For Parts Inquiries call (727) 344-9615
A Service Disabled Veteran Owned Small Business
© Copyright 2015 Integrated Publishing, Inc.

MIL-PRF-85726 Enclosure, Standard Avionics, Forced Air-Cooled, Specification ForThis specification covers forced air-cooled standard avionics enclosures, hereinafter referred to as enclosures. The enclosures accommodate Standard Electronic Modules \(SEMs\) Format B Span 2, Format C, and Format E, and a standard backplane.

Pages 1 - 2 - 3 - 4 - 5 - 6 - 7 - 8 - 9 - 10 - 11


img
MIL-PRF-85726B(AS)
TABLE I. Standard MCU dimensions (see figure 1).
Width (W)
Height (H)
Length (L) 1/
MCU
Inches
mm
Inches
mm
Inches
mm
size
+0.02
+0.5
+0.0, -0.04
+0.0, -1.0
L1 12.52 ± 0.04  L1 318 ± 1.0
2
2.29
58.3
7.64
194
L2 12.76 max
L2 324 max
L1 12.52 ± 0.04  L1 318 ± 1.0
4
4.88
124.0
7.64
194
L2 12.76 max
L2 324 max
L1 12.52 ± 0.04  L1 318 ± 1.0
6
7.50
190.5
7.64
194
L2 12.76 max
L2 324 max
L1 12.52 ± 0.04  L1 318 ± 1.0
8
10.09
256.3
7.64
194
L2 12.76 max
L2 324 max
L1 12.52 ± 0.04  L1 318 ± 1.0
10
12.69
322.3
7.64
194
L2 12.76 max
L2 324 max
L1 12.52 ± 0.04  L1 318 ± 1.0
12
15.29
388.4
7.64
194
L2 12.76 max
L2 324 max
1/ When a deviation to the standard lengths is unavoidable, the following values shall
be
used, but only with approval from the acquiring activity:
Alternates (L1):
Alternates (L2):
19.53 ±0.04 in (496 ±1.0 mm)
9.76 in (502 mm) max (Ref)
7.56 ±0.04 in (192 ±1.0 mm)
7.78 in (198 mm) max (Ref)
3.3.3 Backplane interface. The mechanical interface of the backplanes used to interconnect
the modules shall be in accordance with the dimensions on figure 2. This applies to both
multilayer and wire wrap backplanes.
5



For Parts Inquires call Parts Hangar, Inc (727) 493-0744
© Copyright 2015 Integrated Publishing, Inc.
A Service Disabled Veteran Owned Small Business

© Copyright 2015 Integrated Publishing, Inc. Site Design & Marketing by Strategico.