Document Number: 36009 For technical questions, contact: connectors@vishay.com www.vishay.com
Revision: 22-Nov-10 1
Rack and Panel Connectors Military, MIL-C-28748/7/8 Qualified
Microminiature Rectangular with Optional Hoods
MIL-C-28748/7/8
Vishay Dale
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 VRMS
At 70 000 feet: 500 VRMS
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
0.034 [0.864] Dia.
Solder Cup
0.110 [2.79]
Typ.
0.030 ± 0.0005
0.140
[3.56]
Sockets Pins
0.040
[1.02]
Typ.
0.620
[15.75]
0.230
[5.84]
0.140
[3.56]
0.110 [2.79]
0.034
[0.864]
Dia.
Solder Cup
#22
AWG Max.
0.030
[0.762]
Typ.
/8
With Fixed Guides 00G1A
2-56 UNC-2A
Typ.
0.590
[14.99]
0.250
[6.35]
“A”
End of
Connector
/7
With Fixed Guides 00G1A
0.125
0.078
www.vishay.com For technical questions, contact: connectors@vishay.com Document Number: 36009
2Revision: 22-Nov-10
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]
HARDWARE MATING CHART
HARDWARE MODEL MATES WITH HARDWARE MODEL 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
00S1A 00F1A
00E1A 00F1A
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
Short Turnable
Screwlocks 00E1A
0.500
[12.70]
0.160 [4.06]
0.540
[13.72]
0.030 [0.762]
Wide
x
0.040 [1.02]
Deep
Typ.
0.110
[2.79]
0.140
[3.56]
0.124
[3.15]
Dia.
Turnable
Screwlocks 00S1A
0.110 [2.79]
0.950
[24.13]
0.910
[23.11]
0.046 [1.17] Wide x
0.062 [1.57] Deep
Typ.
0.187
[4.75]
Dia.
Fixed
Screwlocks 00F1A
0.034 [0.864]
Dia.
Solder Cup
#22
AWG Max.
0.140
[3.56]
0.230
[5.84]
0.110
[2.79]
0.620
[15.75]
0.590
0.250
[6.35]
B CONTACTS (7) C CONTACTS (14)
0.880
[22.35]
0.270
[6.86]
0.625
[15.88]
0.135
[3.43]
ABC
DEF
HJK
L
MN
R
P
0.210 ± 0.020
[5.33 ± 0.508]
0.790
[20.07]
0.562
[14.27]
0.105 [2.67]
AB
C
ED
F
H
D CONTACTS (20)
1.06
[26.92]
0.814
[20.68]
0.135
[3.43]
0.270
[6.86]
ABC
DEF
HJK
LMN
PRS
TUV
WX
G CONTACTS (44)
0.190
[4.83]
1.50
[38.10]
0.380
[9.65]
1.28
[32.51]
AB
CD
EF
J
HKL
MN
PR
ST
UV
WX
YZ
AA BB
CC DD
EE FF
HH JJ
KK LL
MM NN
PP RR
SS TT
UU VV
WW XX
YY ZZ
E CONTACTS (26)
1.25
[31.75]
1.0
[25.40]
0.135
[3.43]
0.270
[6.86]
BC
DEF
HJK
LMN
PRS
TUV
a
Z
Y
Xb
d
W
c
A
F CONTACTS (34)
0.190
[4.83]
1.03
[26.16]
1.25
[31.75]
0.380
[9.65]
AB
CD
EF
HJ
KL
MN
PR
ST
UV
W
YZ
AA
X
BB
CC DD
EE FF
HH JJ
KK
LL
MM NN
H CONTACTS (50)
0.190
[4.83]
1.41
[35.81]
1.62
[41.15]
0.380
[9.65]
AB
CD
EF
HJ
KL
MN
a
PR
ST
UV
W
AA
X
YZ
BB CC
DD EE
FF HH
b
cd
ef
hj
km
np
rs
tu
vw
xy
z
Document Number: 36009 For technical questions, contact: connectors@vishay.com www.vishay.com
Revision: 22-Nov-10 3
MIL-C-28748/7/8
Rack and Panel Connectors Military, MIL-C-28748/7/8
Qualified Microminiature Rectangular with Optional Hoods Vishay Dale
PANEL CUTOUT in inches [millimeters]
NUMBER OF
CONTACTS A B C NUMBER OF
CONTACTS ABC
B (7) 0.210 [5.33] 0.562 [14.27] 0.440 [11.18] F (34) 0.380 [9.65] 1.03 [26.16] 0.910 [23.11]
C (14) 0.270 [6.86] 0.625 [15.88] 0.500 [12.70] G (44) 0.380 [9.65] 1.28 [32.51] 1.16 [29.46]
D (20) 0.270 [6.86] 0.814 [20.68] 0.690 [17.53] H (50) 0.380 [9.65] 1.41 [35.81] 1.28 [32.51]
E (26) 0.270 [6.86] 1.0 [25.40] 0.870 [22.10]
HOOD VARIATIONS in inches [millimeters]
NUMBER
OF CONTACTS
A
± 0.016 [0.406]
B
± 0.030 [0.76] CD
± 0.016 [0.406]
“E” CABLE OPENING
INCH2 [mm2]
B (7) 0.780 [19.81] 0.650 [16.51] 0.562 [14.27] 0.440 [11.18] 0.037 [0.940]
C (14) 0.870 [22.10] 0.650 [16.51] 0.625 [15.88] 0.500 [12.70] 0.076 [1.930]
D (20) 1.06 [26.92] 0.650 [16.51] 0.814 [20.68] 0.620 [15.75] 0.105 [2.667]
E (26) 1.25 [31.75] 0.650 [16.51] 1.00 [25.40] 0.620 [15.75] 0.105 [2.667]
F (34) 1.25 [31.75] 0.650 [16.51] 1.03 [26.16] 0.500 [12.70] 0.160 [4.064]
G (44) 1.50 [38.10] 1.17 [29.72] 1.28 [32.51] 0.500 [12.70] 0.190 [4.826]
H (50) 1.62 [41.15] 1.17 [29.72] 1.41 [35.81] 0.620 [15.75] 0.202 [5.131]
A
C
B
0.093 [2.36]
0.050
[1.27]
R Typ.
10G1A
B CONTACTS (7)
0.090
[2.29]
D
A
E
2-56 UNC-2A
0.220 [5.59]
C
0.300
[7.62]
B
0.268 ± 0.016
[6.81 ± 0.406]
0.610 ± 0.030
[15.49 ± 0.762]
C, D, E CONTACTS (14, 20, 26)
B
0.640
[16.26]
0.090 [2.29]
E
A
2-56 UNC-2A
D
0.220 [5.59]
C
0.300
[7.62]
0.348 ± 0.016
[8.84 ± 0.406]
F, G, H CONTACTS (34, 44, 50)
C
0.090
[2.29]
2-56 UNC-2A
D
A
E
0.640
[16.26]
0.220 [5.59]
0.300
[7.62]
B
0.452 ± 0.016
[11.48 ± 0.406]
B CONTACTS (7)
10L1A
0.220 [5.59]
C
B
0.300
[7.62]
0.046
[1.17]
0.092
[2.34]
A
D
0.268 ± 0.016
[6.81 ± 0.406]
0.610 ± 0.030
[15.49 ± 0.762]
0.570 ± 0.030
[14.48 ± 0.762]
E
0.090
[2.29]
2-56 UNC-2A
C, D, E CONTACTS (14, 20, 26)
0.300
[7.62]
0.092
[2.34]
C
0.220 [5.59]
B
0.046
[1.17]
0.090
[2.29]
A
0.640
[16.26]
E
D
2-56 UNC-2A 0.348 ± 0.016
[8.84 ± 0.406]
0.570 ± 0.030
[14.48 ± 0.762]
F, G, H CONTACTS (34, 44, 50)
0.300
[7.62]
0.220 [5.59]
0.092
[2.34]
B
0.046
[1.17]
C
E
0.640
[16.26]
D
0.090
[2.29]
A
2-56 UNC-2A
0.452 ± 0.016
[11.48 ± 0.406]
0.570 ± 0.030
[14.48 ± 0.762]
www.vishay.com For technical questions, contact: connectors@vishay.com Document Number: 36009
4Revision: 22-Nov-10
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
Document Number: 36009 For technical questions, contact: connectors@vishay.com www.vishay.com
Revision: 22-Nov-10 5
MIL-C-28748/7/8
Rack and Panel Connectors Military, MIL-C-28748/7/8
Qualified Microminiature Rectangular with Optional Hoods Vishay Dale
MIL-C-28748 CROSS REFERENCE for Vishay Dale Connectors
MIL MODEL # VISHAY MODEL # MIL MODEL # VISHAY MODEL #
M28748/7-B00E1A MMP22G5-7SK2030 M28748/8-B00E1A CMMS22G5-7SK2030
M28748/7-B00F1A MMP22G5-7SL2L M28748/8-B00F1A CMMS22G5-7SL2L
M28748/7-B00G1A MMP22G5-7027L M28748/8-B00G1A CMMS22G5-7027L
M28748/7-B00S1A MMP22G5-7SK2 M28748/8-B00S1A CMMS22G5-7SK2
M28748/7-B10G1A MMP22G5-7027H M28748/8-B10G1A CMMS22G5-7027H
M28748/7-B10L1A MMP22G5-7SK2H M28748/8-B10L1A CMMS22G5-7SK2H
M28748/7-C00E1A MMP22G5-14SK2030 M28748/8-C00E1A CMMS22G5-14SK2030
M28748/7-C00F1A MMP22G5-14SL2L M28748/8-C00F1A CMMS22G5-14SL2L
M28748/7-C00G1A MMP22G5-14027L M28748/8-C00G1A CMMS22G5-14027L
M28748/7-C00S1A MMP22G5-14SK2 M28748/8-C00S1A CMMS22G5-14SK2
M28748/7-C10G1A MMP22G5-14027H M28748/8-C10G1A CMMS22G5-14027H
M28748/7-C10L1A MMP22G5-14SK2H M28748/8-C10L1A CMMS22G5-14SK2H
M28748/7-D00E1A MMP22G5-20SK2030 M28748/8-D00E1A CMMS22G5-20SK2030
M28748/7-D00F1A MMP22G5-20SL2L M28748/8-D00F1A CMMS22G5-20SL2L
M28748/7-D00G1A MMP22G5-20027L M28748/8-D00G1A CMMS22G5-20027L
M28748/7-D00S1A MMP22G5-20SK2 M28748/8-D00S1A CMMS22G5-20SK2
M28748/7-D10G1A MMP22G5-20027H M28748/8-D10G1A CMMS22G5-20027H
M28748/7-D10L1A MMP22G5-20SK2H M28748/8-D10L1A CMMS22G5-20SK2H
M28748/7-E00E1A MMP22G5-26SK2030 M28748/8-E00E1A CMMS22G5-26SK2030
M28748/7-E00F1A MMP22G5-26SL2L M28748/8-E00F1A CMMS22G5-26SL2L
M28748/7-E00G1A MMP22G5-26027L M28748/8-E00G1A CMMS22G5-26027L
M28748/7-E00S1A MMP22G5-26SK2 M28748/8-E00S1A CMMS22G5-26SK2
M28748/7-E10G1A MMP22G5-26027H M28748/8-E10G1A CMMS22G5-26027H
M28748/7-E10L1A MMP22G5-26SK2H M28748/8-E10L1A CMMS22G5-26SK2H
M28748/7-F00E1A MMP22G5-34SK2030 M28748/8-F00E1A CMMS22G5-34SK2030
M28748/7-F00F1A MMP22G5-34SL2L M28748/8-F00F1A CMMS22G5-34SL2L
M28748/7-F00G1A MMP22G5-34027L M28748/8-F00G1A CMMS22G5-34027L
M28748/7-F00S1A MMP22G5-34SK2 M28748/8-F00S1A CMMS22G5-34SK2
M28748/7-F10G1A MMP22G5-34027H M28748/8-F10G1A CMMS22G5-34027H
M28748/7-F10L1A MMP22G5-34SK2H M28748/8-F10L1A CMMS22G5-34SK2H
M28748/7-G00E1A MMP22G5-44SK2030 M28748/8-G00E1A CMMS22G5-44SK2030
M28748/7-G00F1A MMP22G5-44SL2L M28748/8-G00F1A CMMS22G5-44SL2L
M28748/7-G00G1A MMP22G5-44027L M28748/8-G00G1A CMMS22G5-44027L
M28748/7-G00S1A MMP22G5-44SK2 M28748/8-G00S1A CMMS22G5-44SK2
M28748/7-G10G1A MMP22G5-44027H M28748/8-G10G1A CMMS22G5-44027H
M28748/7-G10L1A MMP22G5-44SK2H M28748/8-G10L1A CMMS22G5-44SK2H
M28748/7-H00E1A MMP22G5-50SK2030 M28748/8-H00E1A CMMS22G5-50SK2030
M28748/7-H00F1A MMP22G5-50SL2L M28748/8-H00F1A CMMS22G5-50SL2L
M28748/7-H00G1A MMP22G5-50027L M28748/8-H00G1A CMMS22G5-50027L
M28748/7-H00S1A MMP22G5-50SK2 M28748/8-H00S1A CMMS22G5-50SK2
M28748/7-H10G1A MMP22G5-50027H M28748/8-H10G1A CMMS22G5-50027H
M28748/7-H10L1A MMP22G5-50SK2H M28748/8-H10L1A CMMS22G5-50SK2H
Document Number: 91000 www.vishay.com
Revision: 11-Mar-11 1
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