--
--1
IL__
-~
008 -.
012
x 450 ±20
.317
±,005 L
l +.016
.03 - .005
STY
LE P
INCH-POUND
MS27478G
13 April 2012
SUPERSEDING
MS27478
F
12 July 2002
DETAIL SPECIFICATION SHEET
CONNECTORS, RECEPTACLE, ELECTRICAL, SOLDER
MOUNTING, SOLDER TYPE, HERMETIC SEAL, SERIES II
Reactivated after 24 May 2004 and may be used
for new and existing designs and acquisitions.
This specification is approved for use by all Depart ments
and Agencies of the Department of Defense.
The requirements for acquiring the product described herein
shall consist of this specification sheet and MIL-DTL-38999.
FIGURE 1. Receptacle, class Y.
AMSC N/A FSC 5935
.008
-.012-
x
45°
±2°
V
m
359
MAX
428
±:005----i
+.016
----
--i I I o31_.
oo5
TT
V
DIA
J
FOR
DETAILS
OF
CONNECTOR
FRONT
END
CONFIGURATION
SEE
PROCUREMENT
SPECIFICATION
STYLES
MS27478G
Shell
size
Q
+.011
-.010
dia
V
+.001
-.005
dia
XX
max
8
.687
.562
.125
10
.797
.672
12
.906
.781
14
1.031
.906
16
1.156
1.031
18
1.281
1.156
20
1.375
1.250
22
1.500
1.375
.156
24
1.625
1.500
FIGURE 1. Receptacle, class Y – Continued.
2
MS27478G
Inches
mm
Inches
mm
Inches
mm
Inches
mm
.001
0.03
.016
0.41
.359
9.12
.906
23.01
.003
0.08
.031
0.79
.375
9.53
1.031
26.19
.005
0.13
.053
1.35
.428
10.87
1.156
29.36
.007
0.18
.116
2.95
.562
14.27
1.250
31.75
.008
0.20
.125
3.18
.672
17.07
1.281
32.54
.010
0.25
.156
3.96
.687
17.45
1.375
34.93
.011
0.28
.238
6.05
.781
19.84
1.500
38.10
.012
0.30
.317
8.05
.797
20.24
1.625
41.28
NOTES:
1. Dimensions are in inches.
2. Met ric equivalent s are given for inf ormati on only.
3. For main keyway polarization and keyway positions, see MIL-DTL-38999.
FIGURE 1. Receptacle, class Y – Continued.
3
___
-I.
J
--
-
--
-
MS27478G
REQUIREMENTS:
Dimensions and configuration: See figure 1. Interface dimensions shall conf orm to MIL-DTL-38999.
This receptacle mates with MS27473, M S27480, MS27484 and MS27500.
Insert arrangements: See MIL-STD-1560.
Part or Identifyi ng Number (PI N) example:
MS27478 Y 24 E61 P A
MS number
Class
Shell size
Finish
Insert arrangement
Contact style
Polarizing positions
(No letter is required for normal)
Changes from previous issue. Marginal notations are not used in this revision to identify changes with
respect to the previous issue, due to t he extent of the changes.
Referenced documents. In addition to MIL-DTL-38999, this document references the fol lowing:
MIL-STD-1560
MS27473
MS27480
MS27484
MS27500 CONCLUDING MATERIAL
Custodians: Preparing activity:
Army –CR DLA –CC
Navy – AS
Air Force -85 (Project: 5935-2012-038)
DLA – CC
Review activities:
Army – AR, MI
Navy – EC, MC, OS
Air Force – 19, 99
DLA – IS
NOTE: The activ i ties listed above were interested in this document as of the date of this document.
Since organizations and responsibilities can change, you should veri fy the currency of the inf orm ation
above using the ASSIS T O nl ine database at https://assist.daps.dla.mil.
4
