VISHAY MM22

MM22 and MM24
Vishay Dale
Rack and Panel Connectors
Military, MIL-C-28748/7/8 Qualified and Commercial
Microminiature Rectangular with Optional Hoods
FEATURES
MMS
•
•
•
•
•
MMP
Qualified to MIL-C-28748/7/8.
Solder cup contacts.
Dip solder contacts.
Fixed and turnable screwlocks.
Optional closed entry socket contacts.
APPLICATIONS
Especially suited for use in airborne, instrumentation and
Solder Cup
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
MMD2S
MMD1P
locking.
ELECTRICAL SPECIFICATIONS
Current Rating: Model MM22 = 5 amps.
Model MM24 = 3 amps.
Breakdown Voltage: At sea level: 2000 V RMS.
Dip Solder
HOOD
At 70,000 feet: 500 V RMS.
MATERIAL SPECIFICATIONS
Contact Pin: Phosphor bronze.
Contact Socket: Phosphor bronze. (Beryllium copper
available on request.)
Contact Plating: Gold.
Screwlocks: Stainless steel, passivated.
Guides: Brass, gold plated or stainless steel, passivated.
Standard Body: Glass-filled diallyl phthalate per MIL-M-14,
Model SDG-F, green.
DIMENSIONS in inches [millimeters]
MMS
With Solder Cup Contacts
MMP
With Solder Cup Contacts
MMDS
With Dip Solder Contacts
MMDP
With Dip Solder Contacts
0.030
[0.762]
0.110 [2.79]
Typ.
0.034 [0.864] Dia.
Solder Cup
B
D
C
0.140
[3.56]
0.140
[3.56]
D
CONTACT GAUGE
B DIAMETER
CONTACT GAUGE
C DIP TAIL LENGTH
D DIAMETER
22 AWG
0.030 ± 0.001
[0.762 ± 0.025]
22 AWG
0.160 or 0.350
[4.06 or 8.89] Nom.
0.025
[0.635]
24 AWG
0.025 ± 0.001
[0.635 ± 0.025]
24 AWG
0.160 or 0.350
[4.06 or 8.89] Nom.
0.025
[0.635]
www.vishay.com
2
Document Number 36008
Revision 22-Aug-00
MM22 and MM24
Vishay Dale
DIMENSIONS in inches [millimeters]
MMP
With Fixed (026, 027) Guides
MMS
With Fixed (026, 027) Guides
0.520
[13.21]
0.490
[12.45]
0.230 [5.84]
0.140 [3.56]
2-56 UNC-2A
Thread Typ.
0.230 [5.84]
“A”
End of
Connector
0.030 [0.762]
Wide
x
0.040 [1.02]
Deep
Slot Typ.
0.110 [2.79]
0.034 [0.864] Dia.
Solder Cup
#22 or #24
AWG Max.
0.620
[15.75]
0.230
[5.84]
0.040
[1.02]
Typ.
0.034
[0.864]
Dia.
Solder Cup
#22 or #24
AWG Max.
“A”
End of
Connector
0.590
[14.99]
0.250
[6.35]
026L
0.078
[1.98]
0.125
[3.17]
027
0.078
[1.98]
0.125
[3.17]
027L
0.078
[1.98]
0.125
[3.17]
Fixed
Screwlocks (SLL)
0.250
[6.35]
0.950
[24.13]
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]
0.910
[23.11]
0.500
[12.70]
Fixed Screwlocks
And Nylon Retaining Nut
And Fiber Washer (NSL)
0.620
[15.75]
0.140
[3.56]
0.230
[5.84]
Turnable
Screwlocks (SK)
0.140
[3.56]
0.030 [0.762]
Wide
x
0.040 [1.02]
Deep
Typ.
0.590
[14.99]
Short Turnable
Screwlocks (SK2035)
0.240 [6.10]
Typ.
0.610
[15.49]
0.140
[3.56]
0.093
[2.36]
Hex Socket
0.090 [2.29]
Deep Typ.
0.034 [0.864]
Dia.
Solder Cup
#22 or #24
AWG Max.
0.520
[13.21]
0.125
[3.17]
0.540
[13.72]
2-56 UNC-2A
Typ.
0.110 [2.79]
0.140
[3.56]
0.078
[1.98]
Short Turnable
Screwlocks (SK030)
0.124
[3.15]
Dia.
0.490
[12.45]
026
0.140
[3.56]
0.160 [4.06]
0.030
[0.762]
Typ.
Fixed
Screwlocks (SL)
F
DIAMETER
E Dia.
MMP
With Fixed (026L, 027L)
Guides
0.140
[3.56]
E
DIAMETER
0.140
[3.56]
F Dia.
MMS
With Fixed (026L, 027L)
Guides
HARDWARE
TYPE
0.180
[4.57]
Dia.
0.110
[2.79]
0.620
[15.75]
0.590
[14.99]
0.580
[14.73]
0.110
[2.79]
HARDWARE MATING CHART
NOTE: Either MMP or MMS Connectors may be ordered with any
type of hardware shown.
HARDWARE MODEL
MATES WITH HARDWARE MODEL
026
026, 026L
027
027, 027L
EXAMPLES:
SK
SL, NSL or SLL
SK030
SL, NSL or SLL
1. MMP with 026 Hardware would mate with an MMS with 026
Hardware.
SK2
SL2, NSL2 or SL2L
SK2030
SL2, NSL2 or SL2L
SK2035
SL2, NSL2 or SL2L
Document Number 36008
Revision 22-Aug-00
2. MMS with SK Hardware would mate with an MMP with SL or
NSL Hardware.
3. MMS with SL2 Hardware would mate with an MMP with SK2 or
SK2030 Hardware.
www.vishay.com
3
MM22 and MM24
Vishay Dale
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
0.270
0.210 ± 0.020
0.270
0.210 ± 0.020
[5.33 ± 0.508]
[6.86]
[5.33 ± 0.508]
0.380
[6.86]
[5.33 ± 0.508]
0.135
[9.65]
0.190
0.105 [2.67]
0.030
[0.762]
R Typ.
(5 thru 9)
C
0.468
[11.89] 0.690
[17.53]
D
E
P
T
W
E
A
H
F
L
N
M
1.06
[26.92]
V
X
B
E
J
M
P
R
T
U
W
X
Z
a
c
.814
[20.68]
S
R
U
H
K
S
J
B
H
L
1.0
[25.40]
V
Y
P
T
1.25
[31.75]
b
d
W
Z
c
f
E
J
M
R
U
X
a
d
[3.43]
0.135
[3.43]
C
B
E
J
F
K
M
A
11 CONTACTS
0.380
[9.65]
D
C
K
D
C
E
V
T
U
AA
EE
h
R
P
S
1.34
[34.04]
b
e
L
N
W
Y
X
Y
CC
KK
V
MM
JJ
AA
EE
KK
X
Y
BB
R
H
M
S
S
L
W
YY
FF
HH
SS
V
Z
LL
1.28
[32.51]
VV
F
L
N
P
R
T
U
0.656
[16.66]
0.870
[22.10]
V
D
F
J
L
N
P
U
0.190
[4.83]
B
E
H
K
R
T
X
Y
a
V
Z
b
c
e
h
k
1.50
[38.10]
JJ
NN
RR
WW
K
A
M
F
R
B
D
J
E
18 CONTACTS
0.190
[4.83]
DD
CC
MM
PP
UU
NN
34 CONTACTS
29 CONTACTS
N
B
T
U
W
1.25
[31.75]
DD
LL
N
P
S
1.03
[26.16]
Z
BB
FF
HH
K
M
J
K
M
J
H
B
F
H
1.09
[27.69]
C
0.625
[15.88]
0.880
[22.35]
C
E
S
A
F
K
0.380
[9.65]
0.190
[4.83]
A
A
[4.83]
C
14 CONTACTS
0.380
[9.65]
F
N
B
D
E
H
J
L
M
P
0.780
0.532 [19.81]
[13.51]
C
D
26 CONTACTS
20 CONTACTS
F
0.135
[3.43]
F
N
D
0.270
[6.86]
C
K
B
0.060
[1.52]
0.656
R Typ. A
D
[16.66]
0.880 (11 thru 44) H
L
[22.35]
9 CONTACTS
A
C
K
J
E
0.135
[3.43]
D
L
F
H
0.270
[6.86]
0.135
[3.43]
H
C
0.562
[14.27] 0.790
[20.07]
D
7 CONTACTS
0.270
[6.86]
B
B
C
B
5 CONTACTS
A
A
A
A
E
D
0.105 [2.67]
0.105 [2.67]
n
r
t
d
f
m
1.41
[35.81]
j
p
s
u
1.62
[41.15]
w
x
y
AA
CC
BB
DD
EE
HH
FF
v
z
TT
XX
ZZ
44 CONTACTS
50 CONTACTS
MOUNTING VARIATIONS in inches [millimeters]
0.093 [2.36]
Dia. Typ.
0.047 [1.19]
Typ.
DIP SOLDER PC BOARD
MOUNTING PATTERNS
A
A
A
0.188
[4.78]
Ref.
0.093 [2.36]
Dia. Typ.
0.047 [1.19]
Typ.
0.093 [2.36]
Dia. Typ.
0.047 [1.19]
Typ.
0.040
[1.02]
0.140
[3.56]
Typ.
0.081 [2.06]
0.093 [2.36]
Dia. Typ.
0.532
[13.51]
0.081
[2.06]
0.125 [3.17]
Typ.
0.162 [4.11]
B
0.124 [3.15]
Typ.
C
A
0.564
[14.33]
Ref.
0.093 [2.36]
Dia. Typ.
0.047 [1.19]
Typ.
A
C
0.656
[16.66]
0.140 [3.56]
Typ.
0.090 [2.29] Typ.
0.135
[3.43]
Typ.
14 CONTACTS
0.093 [2.36]
Dia. Typ.
0.047 [1.19]
Typ.
C
0.625
[15.88]
0.081
[2.06]
D
0.376
[9.55]
Ref.
B
0.376
[9.55]
Ref.
0.162 [4.11]
11 CONTACTS
0.093 [2.36]
Dia. Typ.
B
A
C
B
Contact, Contact Row and
Mating Hole CL to CL
Dimensions also Applies to
Solder Cup Style Connectors.
0.047 [1.19]
Typ.
0.093 [2.36]
Dia. Typ.
0.047 [1.19]
Typ.
A
C
0.656
[16.66]
0.040
0.140 [3.56]
[1.02]
Typ.
0.081 [2.06]
9 CONTACTS
7 CONTACTS
0.047 [1.19]
Typ.
0.270 [6.86]
Ref.
18 CONTACTS
0.047 [1.19]
Typ.
A
0.093 [2.36]
Dia. Typ.
C
A
B
B
0.814
[20.68]
0.081
[2.06]
0.162 [4.11]
20 CONTACTS
www.vishay.com
4
0.140 [3.56]
Typ.
Male (MMP) Connector
Shown — Female is
Opposite.
B
0.376
[9.55]
Ref.
0.562
[14.27]
0.040
[1.02]
0.081 [2.06]
5 CONTACTS
0.282
[7.16]
Ref.
B
0.282
[7.16]
Ref.
0.468
[11.89]
B
0.125
[3.17]
Typ.
0.752
[19.10]
Ref.
1.0
[25.40]
0.081
[2.06]
0.162 [4.11]
26 CONTACTS
0.124
[3.15]
Typ.
0.846
[21.49]
Ref.
1.09
[27.69]
0.081
[2.06]
0.162 [4.11]
0.124
[3.15]
Typ.
29 CONTACTS
Document Number 36008
Revision 22-Aug-00
MM22 and MM24
Vishay Dale
MOUNTING VARIATIONS in inches [millimeters]
B
D
A
0.093 [2.36]
Dia. Typ.
0.047 [1.19]
Typ.
0.093 [2.36]
Dia. Typ.
0.047 [1.19]
Typ.
B
D
0.093 [2.36]
Dia. Typ.
0.047 [1.19]
Typ.
B
A
C
D
A
C
C
0.752
[19.10]
Ref.
0.140 [3.56]
Typ.
0.090
[2.29]
Typ.
1.28
[32.51]
0.987
[25.07]
Ref.
1.03
[26.16]
0.147 [3.73]
0.135 Typ.
[3.43]
0.090
[2.29]
Typ.
0.135
[3.43]
1.13
[28.70]
Ref.
0.270 [6.86]
Typ.
0.090
[2.29]
Typ.
0.270 [6.86]
Typ.
0.135
[3.43]
Typ.
0.140
[3.56]
Typ.
0.270 [6.86]
Ref.
50 CONTACTS
44 CONTACTS
34 CONTACTS
1.41
[35.81]
PANEL CUTOUT in inches [millimeters]
NUMBER OF
CONTACTS
5
A
7
B C
0.050
[1.27]
R Typ.
9
11
14
0.093 [2.36]
Typ.
18
A
0.210
[5.33]
0.210
[5.33]
0.210
[5.33]
0.270
[6.86]
0.270
[6.86]
0.380
[9.65]
B
0.468
[11.89]
0.562
[14.27]
0.656
[16.66]
0.532
[13.51]
0.625
[15.88]
0.656
[16.66]
NUMBER OF
C
CONTACTS
0.340
20
[8.64]
0.440
26
[11.18]
0.530
29
[13.46]
0.410
34
[10.41]
0.500
44
[12.70]
0.530
50
[13.46]
A
0.270
[6.86]
0.270
[6.86]
0.270
[6.86]
0.380
[9.65]
0.380
[9.65]
0.380
[9.65]
DIMENSIONS
PANEL CUTOUT
NOTE: The views below show the wiring side of a pin model connector (Socket style is
opposite). Socket hardware is assembled at “A” contact end of pin connector.
in inches [millimeters]
0.160
[4.06]
0.093 [2.36]
Dia. Typ.
0.172
[4.37]
0.172
[4.37]
0.250
[6.35
0.060
[1.52] R
0.500
[12.70]
0.344
[8.74]
0.093 [2.36]
R 2 Places
0.113
[2.87]
0.155
[3.94]
0.047
[1.19]
0.893 Typ.
[22.68]
Ref.
0.126 + 0.002 - 0.000
[3.20 + 0.051 - 0.000]
Dia. Typ.
0.080
[2.03]
Typ.
C
E
B
D
0.893
[22.68]
Ref.
0.344
[8.74]
0.172
[4.37]
A
1.20
[30.48]
0.093 [2.36]
Dia. Typ.
0.250
[6.35]
1.08
[27.43]
1.43 0.047 [1.19]
Typ.
[36.32]
0.090
[2.29] Typ.
1.20
[30.48]
0.360
[9.14]
Ref.
1.20
[30.48]
0.155 [3.94]
Typ.
0.180
[4.57]
Typ.
“C50” Configuration
0.090 [2.29]
Typ.
C
0.690
[17.53]
0.870
[22.10]
0.970
[24.64]
0.910
[23.11]
1.16
[29.46]
1.28
[32.51]
0.500
[12.70]
0.344
[8.74]
0.093
[2.36]
B
0.814
[20.68]
1.0
[25.40]
1.09
[27.69]
1.03
[26.16]
1.28
[32.51]
1.41
[35.81]
0.093
[2.36]
[Numbers in brackets indicate millimeters]
“C50” Configuration
DIP SOLDER PC BOARD MOUNTING PATTERNS: Male (MMP) Connector Shown - Female
is Opposite. Contact, Contact Row and Mating Hole CL to CL Dimensions also Applies to Solder
Cup Style Connectors.
Document Number 36008
Revision 22-Aug-00
www.vishay.com
5
MM22 and MM24
Vishay Dale
HOOD VARIATIONS in inches [millimeters]
027H
0.090
[2.29]
0.268 ± 0.016
[6.81 ± 0.406]
2-56 UNC-2A
0.090 [2.29]
2-56 UNC-2A
0.348 ± 0.016
[8.84 ± 0.406]
0.610 ± 0.030
[15.49 ± 0.762]
D
D
E
D
A
0.300
[7.62]
0.300
[7.62]
B
B
0.220 [5.59]
0.220 [5.59]
0.220 [5.59]
C
C
C
5, 7, 9 CONTACTS
11, 14, 20, 26, 29 CONTACTS
SKH or SK2H
0.090
[2.29]
0.268 ± 0.016
[6.81 ± 0.406]
0.090
[2.29]
2-56 UNC-2A
34, 44, 50 CONTACTS
0.348 ± 0.016
[8.84 ± 0.406]
0.090
[2.29]
0.452 ± 0.016
[11.48 ± 0.406]
2-56 UNC-2A
0.640
[16.26]
0.610 ± 0.030
[15.49 ± 0.762]
D
D
A
E
A
B
E
0.640
[16.26]
E
D
A
E
A
0.046
[1.17]
0.092
[2.34]
0.300
[7.62]
0.570 ± 0.030
[14.48 ± 0.762]
0.046
[1.17]
0.092
[2.34]
0.570 ± 0.030
[14.48 ± 0.762]
0.570 ± 0.030
[14.48 ± 0.762]
0.046
[1.17]
0.092
[2.34]
0.300
[7.62]
B
0.300
[7.62]
B
0.220 [5.59]
B
0.220 [5.59]
C
0.220 [5.59]
C
5, 7, 9 CONTACTS
www.vishay.com
6
0.640
[16.26]
E
0.300
[7.62]
NUMBER
OF CONTACTS
5
7
9
11
14
20
26
29
34
44
50
0.452 ± 0.016
[11.48 ± 0.406]
0.640
[16.26]
A
2-56 UNC-2A
0.090
[2.29]
2-56 UNC-2A
C
34, 44, 50 CONTACTS
11, 14, 20, 26, 29 CONTACTS
A
B
± 0.016 [0.406]
± 0.030 [0.76]
0.690 [17.53]
0.780 [19.81]
0.870 [22.10]
0.780 [19.81]
0.870 [22.10]
1.06 [26.92]
1.25 [31.75]
1.34 [34.04]
1.25 [31.75]
1.50 [38.10]
1.62 [41.15]
0.650 [16.51]
0.650 [16.51]
0.650 [16.51]
0.650 [16.51]
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]
D
C
0.468 [11.89]
0.562 [14.27]
0.656 [16.66]
0.532 [13.51]
0.625 [15.88]
0.814 [20.68]
1.0 [25.40]
1.09 [27.67]
1.03 [26.16]
1.28 [32.51]
1.41 [35.81]
± 0.016 [0.406]
0.310 [7.87]
0.440 [11.18]
0.500 [12.70]
0.440 [11.18]
0.500 [12.70]
0.620 [15.75]
0.620 [15.75]
0.620 [15.75]
0.500 [12.70]
0.500 [12.70]
0.620 [15.75]
“E” CABLE OPENING
SQ. IN. [Sq. mm]
0.028 [0.711]
0.037 [0.940]
0.052 [1.321]
0.054 [1.372]
0.076 [1.930]
0.105 [2.667]
0.105 [2.667]
0.105 [2.667]
0.160 [4.064]
0.190 [4.826]
0.202 [5.131]
Document Number 36008
Revision 22-Aug-00
MM22 and MM24
Vishay Dale
ORDERING INFORMATION
CONNECTOR
C
MM
D1
HARDWARE
B
22
P
G
-
R
5
HOODS
H
026*
CONTACTS MODEL TERMINATION (OPTIONAL) CONTACT CONTACT PLATING NUMBER OF (OPTIONAL) HARDWARE
STYLE
SIZE
CONTACTS
VARIATIONS
P = Pin
S = Socket
Microminiature
B = Beryllium copper
contacts optional on
solder cup socket
contacts only.
(Omit for standard
contacts).
(OPTIONAL)
Dip solder termination optional.
(Omit for standard solder cup.)
Select tail length:
D1 = 0.160" [4.06mm] Nominal
D2 = 0.350" [8.89mm] Nominal
(OPTIONAL)*
Closed entry socket contacts
optional on 22 AWG socket
contacts only.
(Omit for standard contacts.)
R = Reversed guides
or screwlocks
(Omit for standard.)
22 AWG = 0.030"
[0.762mm] Diameter
24 AWG = 0.025"
[0.635mm] Diameter
Optional plating available:
G = Gold (0.00003 thick)
over Nickel.
G5 = Gold (0.00005 thick)
over Nickel.
Omit designator for Gold
(0.00001 thick) over Nickel.
5, 7, 9, 11, 14, 18, 20, 26, 29, 34, 44 or 50*
*50 contact connectors are available in either
the standard 4-row contact arrangement per
MIL-C-28748 or a special 5-row contact
arrangement. To order the special 5-row
contact arrangement, use the designator
“C50” for the number of contacts.
HOOD
VARIATIONS
(Omit if no Hood desired.)
027H = Hood (Top Cable
Opening) with standard
027 Slotted Cres Guides.
This option is not
available in the C50
contact size.
SKH = Hood (Top Cable
Opening) with long
SK-model Turnable
Screwlocks (3-48 NF)
and knobs.
This option is not
available in the 34, 44,
50 and C50 contact sizes.
SK2H = Hood (Top Cable
Opening) with long
SK-model Turnable
Screwlocks (2-56 NF)
and knobs.
This option is not
available in the C50
contact size.
(Omit if no Hardware desired.)
026 = Slotted Brass Guides 0.078" [1.98mm] Diameter.
026L = Long Slotted Brass Guides 0.078" [1.98mm] Diameter.
027 = Slotted Cres Guides 0.078" [1.98mm] Diameter.
027L = Long Slotted Cres Guides 0.078" [1.98mm] Diameter.
SL = Chassis Mounted Fixed Screwlocks (3-48 thread).
SL2 = Chassis Mounted Fixed Screwlocks (2-56 thread).
SLL = Chassis Mounted Fixed Screwlocks Long (3-48 thread).
SL2L = Chassis Mounted Fixed Screwlocks Long (2-56 thread).
NSL = Chassis Mounted Fixed Screwlocks (3-48 thread)
with Nylon Retaining Nuts and Fiber Washers.
NSL2 = Chassis Mounted Fixed Screwlocks (2-56 thread)
with Nylon Retaining Nuts and Fiber Washers.
SK = Cable Mounted - Turnable Screwlocks (3-48 thread).
SK2 = Cable Mounted - Turnable Screwlocks (2-56 thread).
SK030 = Cable Mounted - Turnable Screwlocks (3-48 thread)
with short knobs.
SK2030 = Cable Mounted - Turnable Screwlocks (2-56 thread)
with short knobs.
SK2035 = Cable Mounted - Turnable Screwlocks (2-56 thread)
with socket head knobs.
*To order complete connector with hardware supplied unassembled, add suffix “UA” on end of hardware designation.
Document Number 36008
Revision 22-Aug-00
www.vishay.com
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