INCH-POUND
MIL-PRF-27/39C
23 September 2009
SUPERSEDING
MIL-PRF-27/39B
7 February 1984
PERFORMANCE SPECIFICATION SHEET
TRANSFORMERS, POWER, 3 VOLT AMPERES, 400 HZ,
This specification is approved for use by all Depart-
ments and Agencies of the Department of Defense.
The requirements for acquiring the transformer described herein
shall consist of this specification sheet and MIL-PRF-27.
1.09 MAX.
1.09 MAX.
.800
.800
.600
.600
2
2
3
3
1
4
1
4
1.09
MAX
1.09
.600
.600
MAX
.800
.800
5
5
6
6
.138-32 UNC-2B
.138-32 UNC-2B
X .25 DEPTH MIN.
.032 DIA
.032 DIA
X .25 DEPTH MIN.
± .002 TYP
± .002 TYP
.03
.02
.25
.25
.13
.13
.59
.59
MAX.
MAX.
Inches
mm
.002
0.05
.02
0.5
.03
0.8
CONFIGURATION
CONFIGURATION
.032
0.81
.13
3.3
3
1
"X" VOLTAGE CT
.138
3.51
115 V
4
400 HZ
.25
6.4
"X" mA OR A
5
2
.59
15.0
.600
15.24
MAX W.V. , "X"V"
.75
19.1
MAX ALT 70 .000
.800
20.32
(SEE TABLE I FOR VALUE OF
1.09
27.2
CIRCUIT DIAGRAM AND MARKING
NOTES:
1. Dimensions are in inches.
2. Metric equivalents are given for general information only.
3. Tolerance on terminal position dimensions is ±.005 (0.13 mm).
4. Marking shall be on the side of the case.
5. A white dot shall be marked on the side opposite the terminals, over terminal 1,
in addition to the terminal marking shown.
6. Secondary electrical values shall be marked as specified in table I, as applicable.
FIGURE 1. Dimensions and configurations
AMSC N/A
FSC 5950
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