MIL-C-28748/7/8
Vishay Dale
Rack and Panel Connectors Military, MIL-C-28748/7/8 Qualified
Microminiature Rectangular with Optional Hoods
FEATURES
• Qualified to MIL-C-28748/7/8
• Solder cup contacts
• Fixed and turnable screwlocks
• Closed entry socket contacts
• Group A, B testing per MIL-C-28748
APPLICATIONS
Especially suited for use in airborne, instrumentation and
portable equipment applications or wherever the following
requirements must be met: Minimum space and weight
without sacrifice of performance, high quality materials, long
service life, high vibration and shock resistance and positive
locking.
ELECTRICAL SPECIFICATIONS
Current Rating:
Model MM22 = 5 A
Breakdown Voltage:
At sea level: 2000 V
RMS
At 70 000 feet: 500 V
RMS
MATERIAL SPECIFICATIONS
Contact Pin:
Phosphor bronze
Contact Socket:
Phosphor bronze
Contact Plating:
Gold 50 micro-inches per ASTM B488
Screwlocks:
Stainless steel, passivated
Guides:
Stainless steel, passivated
Standard Body:
Glass-filled diallyl phthalate per
ASTM D5948, Model SDG-F, green
DIMENSIONS
in inches [millimeters]
/8
With Solder Cup Contacts
/7
With Solder Cup Contacts
0.030 ± 0.0005
0.110 [2.79]
Typ.
0.034 [0.864] Dia.
Solder Cup
0.140
[3.56]
/8
With Fixed Guides 00G1A
0.230
[5.84]
0.620
[15.75]
0.140
[3.56]
0.040
[1.02]
Typ.
/7
With Fixed Guides 00G1A
“A”
End of
Connector
0.590
[14.99]
0.250
[6.35]
0.034
[0.864]
Dia.
Solder Cup
#22
AWG Max.
0.030
[0.762]
Typ.
0.125
Sockets
Pins
0.110 [2.79]
0.078
2-56 UNC-2A
Typ.
Document Number: 36009
Revision: 22-Nov-10
For technical questions, contact:
connectors@vishay.com
www.vishay.com
1
MIL-C-28748/7/8
Vishay Dale
Rack and Panel Connectors Military, MIL-C-28748/7/8
Qualified Microminiature Rectangular with Optional Hoods
DIMENSIONS
in inches [millimeters]
Short Turnable
Screwlocks 00E1A
0.540
[13.72]
0.160 [4.06]
0.030 [0.762]
Wide
x
0.040 [1.02]
Deep
Typ.
0.140
[3.56]
0.046 [1.17] Wide x
0.062 [1.57] Deep
Typ.
0.187
[4.75]
Dia.
0.110 [2.79]
0.110
[2.79]
0.500
[12.70]
0.910
[23.11]
0.250
[6.35]
0.590
Turnable
Screwlocks 00S1A
0.950
[24.13]
Fixed
Screwlocks 00F1A
0.620
[15.75]
0.230
[5.84]
0.140
[3.56]
0.034 [0.864]
Dia.
Solder Cup
#22
AWG Max.
0.110
[2.79]
0.124
[3.15]
Dia.
HARDWARE MATING CHART
HARDWARE MODEL
00S1A
00E1A
MATES WITH HARDWARE MODEL
00F1A
00F1A
NOTE:
Either /7 or /8 connectors may be ordered with any type of hardware
shown
EXAMPLE:
/8 with 00F1A hardware would mate with an MMP with 00S1A or 00E1A
hardware
DIMENSIONS
in inches [millimeters]
NOTE:
The views below show the wiring side of a pin model connector (female is opposite). Socket hardware assembled at “A” contact
end of a pin model connector
0.210 ± 0.020
[5.33 ± 0.508]
0.105 [2.67]
A
C
E
H
A
0.270
[6.86]
0.135
[3.43]
B
E
C
F
K
N
R
B
D
F
0.562
[14.27] 0.790
[20.07]
D
H
J
L
M
P
0.625
[15.88]
0.880
[22.35]
B CONTACTS (7)
C CONTACTS (14)
0.270
[6.86]
0.135
[3.43]
A
D
H
L
P
T
W
B
E
J
M
R
U
C
F
K
N
S
V
X
0.270
[6.86]
0.135
[3.43]
A
D
H
B
E
J
C
F
K
N
S
V
Y
b
d
0.380
[9.65]
0.380
[9.65]
0.190
[4.83]
A
C
E
H
M
D
J
K
P
U
Y
CC
HH
MM
PP
UU
YY
SS
N
T
X
BB
FF
LL
RR
VV
V
Z
DD
JJ
NN
TT
XX
B
F
L
R
0.380
[9.65]
0.190
[4.83]
C
M
S
W
0.190
[4.83]
A
E
H
K
P
U
Y
b
c
h
k
r
v
z
n
t
x
BB
f
m
s
w
AA
EE
D
J
N
T
X
B
F
L
R
V
Z
d
j
p
u
y
CC
HH
A
C
D
E
J
K
M
S
W
AA
EE
KK
P
T
U
Y
CC
HH
X
BB
FF
LL
MM
N
H
B
F
L
R
V
Z
DD
JJ
NN
0.814
[20.68]
1.06
[26.92]
L
M
P
R
T
U
W
X
Z
a
c
1.0
[25.40]
1.25
[31.75]
S
1.03
[26.16]
1.25
[31.75]
W
AA
EE
KK
1.28
[32.51]
1.50
[38.10]
a
e
1.41
[35.81]
1.62
[41.15]
WW
DD
FF
ZZ
D CONTACTS (20)
E CONTACTS (26)
F CONTACTS (34)
G CONTACTS (44)
H CONTACTS (50)
www.vishay.com
2
For technical questions, contact:
connectors@vishay.com
Document Number: 36009
Revision: 22-Nov-10
MIL-C-28748/7/8
Rack and Panel Connectors Military, MIL-C-28748/7/8
Qualified Microminiature Rectangular with Optional Hoods
PANEL CUTOUT
in inches [millimeters]
A
Vishay Dale
NUMBER OF
CONTACTS
B (7)
A
0.210 [5.33]
0.270 [6.86]
0.270 [6.86]
0.270 [6.86]
B
C
NUMBER OF
CONTACTS
F (34)
G (44)
H (50)
A
0.380 [9.65]
0.380 [9.65]
0.380 [9.65]
B
1.03 [26.16]
1.28 [32.51]
1.41 [35.81]
C
0.910 [23.11]
1.16 [29.46]
1.28 [32.51]
0.562 [14.27] 0.440 [11.18]
0.625 [15.88] 0.500 [12.70]
0.814 [20.68] 0.690 [17.53]
1.0 [25.40]
0.870 [22.10]
B C
0.050
[1.27]
R Typ.
C (14)
D (20)
0.093 [2.36]
E (26)
HOOD VARIATIONS
in inches [millimeters]
10G1A
2-56 UNC-2A
0.090
[2.29]
0.090 [2.29]
0.268 ± 0.016
[6.81 ± 0.406]
0.610 ± 0.030
[15.49 ± 0.762]
2-56 UNC-2A
0.348 ± 0.016
[8.84 ± 0.406]
2-56 UNC-2A
0.090
[2.29]
0.452 ± 0.016
[11.48 ± 0.406]
0.640
[16.26]
0.640
[16.26]
D
A
E
D
A
0.300
[7.62]
E
A
D
E
0.300
[7.62]
0.300
[7.62]
B
B
B
0.220 [5.59]
C
C, D, E CONTACTS (14, 20, 26)
C
0.220 [5.59]
C
B CONTACTS (7)
0.220 [5.59]
F, G, H CONTACTS (34, 44, 50)
10L1A
2-56 UNC-2A
0.090
[2.29]
0.268 ± 0.016
[6.81 ± 0.406]
0.610 ± 0.030
[15.49 ± 0.762]
D
A
0.046
[1.17]
0.092
[2.34]
0.300
[7.62]
B
0.570 ± 0.030
[14.48 ± 0.762]
0.092
[2.34]
D
E
0.046
[1.17]
A
0.570 ± 0.030
[14.48 ± 0.762]
0.092
[2.34]
0.300
[7.62]
E
0.090
[2.29]
2-56 UNC-2A
0.348 ± 0.016
[8.84 ± 0.406]
0.640
[16.26]
2-56 UNC-2A
0.090
[2.29]
0.452 ± 0.016
[11.48 ± 0.406]
0.640
[16.26]
D
A
0.046
[1.17]
E
0.570 ± 0.030
[14.48 ± 0.762]
0.300
[7.62]
B
B
0.220 [5.59]
0.220 [5.59]
C
C, D, E CONTACTS (14, 20, 26)
0.220 [5.59]
C
B CONTACTS (7)
C
F, G, H CONTACTS (34, 44, 50)
NUMBER
OF CONTACTS
B (7)
C (14)
D (20)
E (26)
F (34)
G (44)
H (50)
Document Number: 36009
Revision: 22-Nov-10
A
± 0.016 [0.406]
0.780 [19.81]
0.870 [22.10]
1.06 [26.92]
1.25 [31.75]
1.25 [31.75]
1.50 [38.10]
1.62 [41.15]
B
± 0.030 [0.76]
0.650 [16.51]
0.650 [16.51]
0.650 [16.51]
0.650 [16.51]
0.650 [16.51]
1.17 [29.72]
1.17 [29.72]
C
0.562 [14.27]
0.625 [15.88]
0.814 [20.68]
1.00 [25.40]
1.03 [26.16]
1.28 [32.51]
1.41 [35.81]
D
± 0.016 [0.406]
0.440 [11.18]
0.500 [12.70]
0.620 [15.75]
0.620 [15.75]
0.500 [12.70]
0.500 [12.70]
0.620 [15.75]
“E” CABLE OPENING
INCH
2
[mm
2
]
0.037 [0.940]
0.076 [1.930]
0.105 [2.667]
0.105 [2.667]
0.160 [4.064]
0.190 [4.826]
0.202 [5.131]
www.vishay.com
3
For technical questions, contact:
connectors@vishay.com
MIL-C-28748/7/8
Vishay Dale
Rack and Panel Connectors Military, MIL-C-28748/7/8
Qualified Microminiature Rectangular with Optional Hoods
ORDERING INFORMATION
CONNECTOR
M28748/7
C
MM
P
22
G5
-
NUMBER OF
CONTACTS
HARDWARE
OPTIONS
HOODS
CONTACTS MODEL
CONTACT CONTACT PLATING
STYLE
SIZE
P = Pin
S = Socket
HARDWARE
HOODS
Microminiature
(Omit if no hood desired.)
10G1A = Hood (Top cable
opening) with fixed guides
10L1A = Hood (Top cable
opening) with long
SK-model turnable
screwlocks (2-56 NF)
and knobs
22 AWG = 0.030"
[0.762 mm] diameter
G5 = Gold (0.00005 thick)
over nickel
Closed entry socket contacts
B (7)
C (14)
D (20)
E (26)
F (34)
G (44)
H (50)
M28748/8 same as /7
00G1A =
00F1A =
00S1A =
00E1A =
Long
slotted cres guides 0.078" [1.98 mm] diameter
Chassis mounted fixed screwlocks
long
(2-56 thread)
Cable mounted - turnable screwlocks (2-56 thread)
Cable mounted - turnable screwlocks (2-56 thread)
with short knobs
www.vishay.com
4
For technical questions, contact:
connectors@vishay.com
Document Number: 36009
Revision: 22-Nov-10
MIL-C-28748/7/8
Rack and Panel Connectors Military, MIL-C-28748/7/8
Qualified Microminiature Rectangular with Optional Hoods
MIL-C-28748 CROSS REFERENCE
for Vishay Dale Connectors
MIL MODEL #
M28748/7-B00E1A
M28748/7-B00F1A
M28748/7-B00G1A
M28748/7-B00S1A
M28748/7-B10G1A
M28748/7-B10L1A
M28748/7-C00E1A
M28748/7-C00F1A
M28748/7-C00G1A
M28748/7-C00S1A
M28748/7-C10G1A
M28748/7-C10L1A
M28748/7-D00E1A
M28748/7-D00F1A
M28748/7-D00G1A
M28748/7-D00S1A
M28748/7-D10G1A
M28748/7-D10L1A
M28748/7-E00E1A
M28748/7-E00F1A
M28748/7-E00G1A
M28748/7-E00S1A
M28748/7-E10G1A
M28748/7-E10L1A
M28748/7-F00E1A
M28748/7-F00F1A
M28748/7-F00G1A
M28748/7-F00S1A
M28748/7-F10G1A
M28748/7-F10L1A
M28748/7-G00E1A
M28748/7-G00F1A
M28748/7-G00G1A
M28748/7-G00S1A
M28748/7-G10G1A
M28748/7-G10L1A
M28748/7-H00E1A
M28748/7-H00F1A
M28748/7-H00G1A
M28748/7-H00S1A
M28748/7-H10G1A
M28748/7-H10L1A
VISHAY MODEL #
MMP22G5-7SK2030
MMP22G5-7SL2L
MMP22G5-7027L
MMP22G5-7SK2
MMP22G5-7027H
MMP22G5-7SK2H
MMP22G5-14SK2030
MMP22G5-14SL2L
MMP22G5-14027L
MMP22G5-14SK2
MMP22G5-14027H
MMP22G5-14SK2H
MMP22G5-20SK2030
MMP22G5-20SL2L
MMP22G5-20027L
MMP22G5-20SK2
MMP22G5-20027H
MMP22G5-20SK2H
MMP22G5-26SK2030
MMP22G5-26SL2L
MMP22G5-26027L
MMP22G5-26SK2
MMP22G5-26027H
MMP22G5-26SK2H
MMP22G5-34SK2030
MMP22G5-34SL2L
MMP22G5-34027L
MMP22G5-34SK2
MMP22G5-34027H
MMP22G5-34SK2H
MMP22G5-44SK2030
MMP22G5-44SL2L
MMP22G5-44027L
MMP22G5-44SK2
MMP22G5-44027H
MMP22G5-44SK2H
MMP22G5-50SK2030
MMP22G5-50SL2L
MMP22G5-50027L
MMP22G5-50SK2
MMP22G5-50027H
MMP22G5-50SK2H
MIL MODEL #
M28748/8-B00E1A
M28748/8-B00F1A
M28748/8-B00G1A
M28748/8-B00S1A
M28748/8-B10G1A
M28748/8-B10L1A
M28748/8-C00E1A
M28748/8-C00F1A
M28748/8-C00G1A
M28748/8-C00S1A
M28748/8-C10G1A
M28748/8-C10L1A
M28748/8-D00E1A
M28748/8-D00F1A
M28748/8-D00G1A
M28748/8-D00S1A
M28748/8-D10G1A
M28748/8-D10L1A
M28748/8-E00E1A
M28748/8-E00F1A
M28748/8-E00G1A
M28748/8-E00S1A
M28748/8-E10G1A
M28748/8-E10L1A
M28748/8-F00E1A
M28748/8-F00F1A
M28748/8-F00G1A
M28748/8-F00S1A
M28748/8-F10G1A
M28748/8-F10L1A
M28748/8-G00E1A
M28748/8-G00F1A
M28748/8-G00G1A
M28748/8-G00S1A
M28748/8-G10G1A
M28748/8-G10L1A
M28748/8-H00E1A
M28748/8-H00F1A
M28748/8-H00G1A
M28748/8-H00S1A
M28748/8-H10G1A
M28748/8-H10L1A
VISHAY MODEL #
CMMS22G5-7SK2030
CMMS22G5-7SL2L
CMMS22G5-7027L
CMMS22G5-7SK2
CMMS22G5-7027H
CMMS22G5-7SK2H
CMMS22G5-14SK2030
CMMS22G5-14SL2L
CMMS22G5-14027L
CMMS22G5-14SK2
CMMS22G5-14027H
CMMS22G5-14SK2H
CMMS22G5-20SK2030
CMMS22G5-20SL2L
CMMS22G5-20027L
CMMS22G5-20SK2
CMMS22G5-20027H
CMMS22G5-20SK2H
CMMS22G5-26SK2030
CMMS22G5-26SL2L
CMMS22G5-26027L
CMMS22G5-26SK2
CMMS22G5-26027H
CMMS22G5-26SK2H
CMMS22G5-34SK2030
CMMS22G5-34SL2L
CMMS22G5-34027L
CMMS22G5-34SK2
CMMS22G5-34027H
CMMS22G5-34SK2H
CMMS22G5-44SK2030
CMMS22G5-44SL2L
CMMS22G5-44027L
CMMS22G5-44SK2
CMMS22G5-44027H
CMMS22G5-44SK2H
CMMS22G5-50SK2030
CMMS22G5-50SL2L
CMMS22G5-50027L
CMMS22G5-50SK2
CMMS22G5-50027H
CMMS22G5-50SK2H
Vishay Dale
Document Number: 36009
Revision: 22-Nov-10
For technical questions, contact:
connectors@vishay.com
www.vishay.com
5
