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3M-Series Miniature Pushbutton Switches
3MN-Series
Snap-Action Miniature
Pushbutton Switch
3MS-Series
Sealed Snap-Action
Miniature Pushbutton
Switch
3MA-Series
Alternate Action
Miniature Pushbutton
Switch
Contact Rating . . . . . . . . . refer to ordering scheme
Electrical Life . . . . . . . . . . 50,000 make & break cycles @ full
load
Contact Resistance. . . . . . 3MN& 3MA-Series: 10 mΩmax. ini-
tial @ 2-4 VDC 100mA for both sil-
ver & gold plated contacts.
3MS-Series: 50 mΩmax. initial @
2-4 VDC 100mA for both silver &
gold plated contacts.
Insulation Resistance . . . 1000 MΩmin.
Dielectric Strength . . . . . . 1500 Volts RMS @ sea level
Operating Temperature . . . -30°C to +85°C
Index of Protection . . . . . . 3MS -Series: IP68
Cap Installation Support . . 3MS-Series: 10 lbs. max.
Solder Heat Resistance. . . MIL-STD-202, Method 210
Actuator Travel . . . . . . . . . 25°
Materials
Case . . . . . . . . . . . . . . . . 3MN & 3MA-Series: Dially phthalate
(DAP) (UL 94V-0)
3MS-Series: Glass filled nylon 6/6,
flame retardant, heat stabilized (UL
94V-0)
Plunger. . . . . . . . . . . . . . .3MN-Series: Thermoplastic poly-
ester, black
3MS & 3MA-Series: Glass filled
nylon or glass filled polyester (UL
94V-0)
Bushing . . . . . . . . . . . . . . 3MN-Series: Brass, nickel plated
3MA-Series: Zinc, nickel plated
Housing. . . . . . . . . . . . . . .3MN & 3MA-Series: Stainless Steel
Switch Support Retainer . .3MS-Series: Stainless Steel
Terminal Seal . . . . . . . . . . Epoxy
Specifications
2 CAP SIZE
C1 round 7.6mm dia.
C2 round 9.35 mm dia.
C3 square 11.7 x 11.7mm
C4 round 5mm dia.
C5 round 14.5mm dia.
(for 3MA w/ PL bushing)
C6 brass chrome plated
(for 3MA w/ PD bushing)
3 CAP COLOR
1white
2black
3red
4orange
5yellow
6green
7blue
3
Color
2
Cap Size
C1 3
1 SERIES OR SWITCH CATALOG NUMBER
3MN, 3MS or 3MA
1
Series
3MN
3M-Series Optional Cap
To order a cap assembled on a switch, specify the switch number followed by the cap part number and the word “assembled”.
Ex: 3MN-SP-7-P2-B6-M6QE-C13ASSEMBLED
To order caps in bulk, specify the Series, followed by the cap. Ex.) 3MN-C13
-
1 Black, white & red standard. Other colors available. Consult factory.
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3M-Series Miniature Pushbutton Switches
3MN-Series Ordering Scheme
2 POLES
SP single pole DP double pole
1 SERIES
3MN Snap-Action Miniature Pushbutton Switch
6 TERMINATION
M1 Solder Lug
M2 PCB
M5-1 Wire Wrap .750 [19.05]
M5-3 Wire Wrap .425 [10.80]
M6 PC Mount, 90° horizontal
M7 PC Mount, 90° vertical
VS2 PC Mount, U bracket, .620 mounting x .460 high
VS3 PC Mount, U bracket, .620 mounting x .630 high
VS4 PC Mount, U bracket, .750 mounting x .460 high
VS5 PC Mount, U bracket, .750 mounting x .630 high
VS6 PC Mount, U bracket, .460 high (for B6 bushing only)
VS7 PC Mount, U bracket, .630 high (for B6 bushing only)
VS8 PC Mount, U bracket, .460 high (for B6 bushing only)
VS9 PC Mount, U bracket, .630 high (for B6 bushing only)
7 CONTACT
Material Terminal Plating Rating Approvals
Gsilver1gold over silver31A@120VAC or 28VDC UL, CUL
Qsilver1silver11A@120VAC or 28VDC UL, CUL
Rgold2gold20.4VA max. @20V max (AC/DC)
NOTE:
Tin-lead option available with PC type terminations only.
1Moveable contact & terminals: copper alloy, silver plate
2Moveable contact & terminals: copper alloy with gold plate over nickel plate
3Terminals: silver plate with outer layer in gold plating
8 EPOXY SEAL
Eepoxy seal
3 CIRCUIT
( ) - momentary
7ON (ON)
6
Termination
3
Circuit
1
Series
7
Contact
3MN 7M6 Q
2
Poles
SP
8
Seal
E
5 BUSHING
B6 Unthreaded (for terminations VS6-VS9 only)
B10 Threaded keyway
B11 Threaded with flat
B20 Unthreaded keyway
B21 Unthreaded with flat
NOTE:
If ordering optional CAP with bushings B10, B11, B20 or B21, specify actuator P1.
For CAP with bushing B6, specify actuator P2.
For CAP options, see ordering scheme on page 35.
4
Actuator
AP2
4 ACTUATOR1
SQUARE ACTUATOR (use with Color Options in Selection 5A & 5B.)
AP1 square with no frame
AP2 square raised above frame
AP3 square flush with frame
PLUNGER ACTUATOR (use with Bushing Options in Selection 5)
P0 2.5mm short plunger(for B6 bushing only)
P1 5.2mm plunger(for bushing B10,B11,B20,B21; 7.5mm for B6)
P2 2.0mm plunger(for bushing B10,B11,B20,B21; 4.2mm for B6)
---/
5A
Actuator
Color
3
5B
Frame
Color
2
5A ACTUATOR COLOR & 5B FRAME COLOR1,2
1Black, white and red are standard. Other colors available, consult factory for details.
2Selection 5B is blank if actuator style is AP1 (no frame)
1white
2black
3red
4orange
5yellow
6green
7blue
8brown
9gray
-
6
Termination
3
Circuit
1
Series
7
Contact
3MN 7M6 Q
2
Poles
SP
8
Seal
E
5
Bushing
B6
4
Actuator
P2
-----
OR
with Square Actuator
with Plunger Actuator
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3M-Series Miniature Pushbutton Switches
3MS-Series Ordering Scheme
2 POLES
WSP single pole WDP double pole
1 SERIES
3MS Sealed Snap-Action Miniature Pushbutton Switch
6 TERMINATION
M1 Solder Lug
M2 PCB
M6 PC Mount, 90° horizontal
M61 Snap-In, 90° horizontal
M7 PC Mount, 90° vertical
M71 Snap-In, 90° vertical
VS2 PC Mount, U bracket,
.620 mounting x .460 high
VS21Snap-In, U bracket,
.620 mounting x .460 high
VS3 PC Mount, U bracket,
.620 mounting x .630 high
VS4 PC Mount, U bracket,
.750 mounting x .460 high
VS5 PC Mount, U bracket,
.750 mounting x .630 high
7 CONTACT
Material Terminal Plating Rating Approvals
Gsilver1gold over silver31A@120VAC or 28VDC UL, CUL IP68
Qsilver1silver11A@120VAC or 28VDC UL, CUL IP68
Rgold2gold20.4VA max. @20V max IP68
(AC/DC)
NOTE:
Tin-lead option available with PC type terminations only.
1Moveable contact & terminals: copper alloy, silver plate
2Moveable contact & terminals: copper alloy with gold plate over nickel plate
3Terminals: silver plate with outer layer in gold plating
7 EPOXY SEAL
Eepoxy seal
3 CIRCUIT
( ) - momentary
7ON (ON)
6
Termination
3
Circuit
1
Series
7
Contact
3MS 7M6 Q
2
Poles
WSP
8
Seal
E
5
Bushing
B1
5 BUSHING
B1 Threaded
B4 Unthreaded
4
Actuator
P1
4 ACTUATOR
P1 .173” plunger (for B1 bushing); .276” (for B4 bushing)
P2 .220” plunger (for B1 bushing); .327” (for B4 bushing)
P3 .087” plunger (for B1 bushing); .193” (for B4 bushing)
3MA-Series Ordering Scheme
2 POLES
SP single pole DP double pole 3P three pole 4P four pole
1 SERIES
3MA Alternate-Action Miniature Pushbutton Switch
6 TERMINATION
M1 Solder Lug
M2 PCB
M5-1 Wire Wrap .750 [19.05]
M5-2 Wire Wrap .964 [24.48]
M5-3 Wire Wrap .425 [10.80]
M5-4 Wire Wrap 1.062 [26.87]
M6 PC Mount, 90° horizontal
M7 PC Mount, 90° vertical
VS2 PC Mount, U bracket,
.620 mounting x .460 high
VS3 PC Mount, U bracket,
.620 mounting x .630 high
VS4 PC Mount, U bracket,
.750 mounting x .460 high
VS5 PC Mount, U bracket,
.750 mounting x .630 high
7 CONTACT
Material Terminal Plating Rating Approvals
Gsilver1gold over silver36A@125VAC or 28VDC, UL, CUL
3A@250VAC
Kgold2tin-lead46A@125VAC or 28VDC
Psilver1tin-lead46A@125VAC or 28VDC, UL, CUL
3A@250VAC
Qsilver1silver16A@125VAC or 28VDC UL, CUL
3A@250VAC
Rgold2gold20.4VA max. @20V max (AC/DC)
NOTE:
Tin-lead option available with PC type terminations only.
1Moveable contact & terminals: copper alloy, silver plate
2Moveable contact & terminals: copper alloy with gold plate over nickel plate
3Terminals: silver plate with outer layer in gold plating
4Outer terminals: copper alloy with tin-lead over nickel plate
8 EPOXY SEAL
Eepoxy seal
3 CIRCUIT
( ) - momentary
Switching Position:
2-3, 5-6, 8-9, 11-12 OPEN 2-1, 5-4, 8-7, 11-10
1ON NONE ON
2ON NONE (ON)
----
5 BUSHING
BD Big bushing for PC, PD actuator 15/32”
B10 Threaded 1/4 - 40
B20 Unthreaded
B21 Unthreaded with flat
NOTE: For CAP options, see ordering scheme on page 35.
4 ACTUATOR
SQUARE ACTUATOR (use with Color Options in Selection 5A & 5B.)
AP1 square with no frame
AP2 square raised above frame
PLUNGER ACTUATOR (use with Bushing Options in Selection 5)
PA .118 dia. x .299” plunger length
PI .118 dia. x .244” plunger length
PL .118 dia. x .327” plunger length
PC .315” dia. brass chrome plated plunger (for BD bushing only)
PD .242” dia. brass chrome plated plunger (for BD bushing only)
5A ACTUATOR COLOR & 5B FRAME COLOR1,2
1Black, red and white are standard. Other colors available, consult factory for details.
2Selection 5B is blank if actuator style AP1 (no frame)
1white
2black
3red
4orange
5yellow
6green
7blue
8brown
9gray
OR
6
Termination
3
Circuit
1
Series
7
Contact
3MA 1M6 Q
2
Poles
SP
4
Actuator
AP2
---/
5A
Actuator
Color
3
5B
Frame
Color
2-
6
Termination
3
Circuit
1
Series
7
Contact
3MA 1M6 Q
2
Poles
SP
8
Seal
E
5
Bushing
BD
4
Actuator
PD
-----
with Square
Actuator
with Plunger
Actuator
8
Seal
E
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3M-Series Miniature Pushbutton Switches
3MN-Series Dimensional Specifications: in. [mm]
P1
.295 [7.50]
P2
PANEL MOUNTING
.165 [4.20]
P0
.098 [2.50]
OPTION
CODE DIM. "A"
.118 DIA
[Ø 3.00]
DIM. "A"
.500
[12.70]
.005 R
[0.13 R]
MAX TYP.
.500
[12.70]
.287
[7.30]
.079
[2.00]
.268
[6.80]
P1
.205 [5.20]
P2
.079 [2.00]
P0
.000 [0.00]
DIM. "A"
OPTION
CODE
AP1
.047
[1.19] TO
PANEL TICKNESS
.461
[11.70] .125
[3.18]
.047
[1.19] TO
PANEL TICKNESS
.125
[3.18]
.461
[11.70]
.768
[19.50]
AP2
.726
[18.43]
.453
[11.50]
.268
[6.80]
.268
[6.80]
.224
[5.70]
1/4-40NS
C4
.158
[4.02]
.197 DIA
[Ø 5.00]
.134
[3.40]
C3
.039
[1.00]
.461
[11.70]
.461
[11.70]
.047
[1.19]
.125
[3.18]
TO
PANEL TICKNESS
AP3
.268
[6.80]
1/4-40NS
B21
B11
.079
[2.00]
.461
[11.70]
.039
[1.00]
B20
B10
STANDARD KEYWAY
NON-THREADED
STANDARD KEYWAY
THREADED SHOWN
.768
[19.50]
.039
[1.00]
.193
[4.90]
C2
.374
[9.50]
.382 DIA
[Ø 9.70]
.260
[6.60]
C1
.299
[7.60]
.315 DIA
[Ø 8.00]
.260
[6.60]
.295
[7.50]
DIM. "A"
PANEL MOUNTING
.461
[11.70]
.472
[12.00]
FOR B10,B11,B20,B21 ONLY
.118 DIA
[Ø 3.00]
.600
[15.24]
FOR B6 ONLY
.079
[2.00]
.461
[11.70]
.020
[0.50]
B6
NON-THREADED
(FOR TERMINATION
OPTIONS VS6-VS9 ONLY)
.614
[15.60]
.461
[11.70]
.250
[6.35]
.250
[6.35]
.177
[4.50]
.130
[3.30] .016
[0.40]
ACTUATOR
PLUNGER
.614
[15.60]
.600
[15.24]
.005 R
[0.13 R]
MAX TYP.
NON-THREADED
WITH FLAT
CAP
BUSHING
THREADED SHOWN
WITH FLAT
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3M-Series Miniature Pushbutton Switches
3MN-Series Dimensional Specifications: in. [mm]
DIM. "A"
M5
M5-3
.425 [10.80]
.190
[4.83]
1
3
2N.O.
N.C.
COMM.
.500
[12.70]
.185
[4.70]
.114 DIA
[Ø 2.90]
THK .030 [0.75]
.047
[1.20]
2
3
COMM.
1
N.C.
N.O.
.030
[0.75]
.185
[4.70]
.050
[1.26]
.205
[5.20]
.118 DIA
[Ø 3.00]
.073 DIA
[Ø 1.85]
.118 DIA
[Ø 3.00]
M6
.073 DIA
[Ø 1.85]
.500
[12.70]
.030
[0.75]
.073 DIA
[Ø 1.85]
.030
[0.75]
.500
[12.70]
.185
[4.70]
.073 DIA
[Ø 1.85]
.500
[12.70]
.500
[12.70]
.050
[1.26]
.500
[12.70]
.224
[5.70]
.200
[5.08]
.200
[5.08]
.114 DIA
[Ø 2.90]
M7
.205
[5.20]
.030
[0.75]
.224
[5.70]
.118 DIA
[Ø 3.00]
.200
[5.08]
.185
[4.70]
PC MOUNTING
.080
[2.03]
.500
[12.70]
OPTION
CODE
.114 DIA
[Ø 2.90]
.200
[5.08]
1/4-40NS
.270
[6.85]
.260
[6.60]
.500
[12.70]
.080
[2.03]
.080
[2.03]
M1 M2
.500
[12.70]
.224
[5.70]
1/4-40NS
.449
[11.40]
.190
[4.83]
.050
[1.26]
.150
[3.81]
PC MOUNTING
.185
[4.70]
.185
[4.70]
.500
[12.70]
PC MOUNTING
PC MOUNTING
.150
[3.81]
.205
[5.20]
. 051
[1.30]
. 051
[1.30]
.270
[6.85]
. 500
[12.70]
. 500
[12.70]
. 051
[1.30]
. 051
[1.30]
. 500
[12.70]
. 500
[12.70]
.270
[6.85]
.449
[11.40]
.185
[4.70]
.078
[1.98]
.222
[5.65]
.189
[4.80]
M5-1
"A"
.750 [19.05]
.050
[1.26]
.200
[5.08]
.200
[5.08]
.200
[5.08]
.222
[5.65]
SINGLE POLE
.222
[5.65]
.402
[10.20]
THK .030 [0.75]
DOUBLE POLE
.050
[1.26]
.150
[3.81]
SINGLE POLE
THK .030 [0.75]
.256
[6.50]
.050
[1.26]
TERMINATION
.270
[6.85] .030
[0.75]
.260
[6.60]
.150
[3.81]
.289
[7.35]
.347
[8.80]
.449
[11.40]
.030
[0.75]
.289
[7.35]
.260
[6.60]
.200
[5.08]
DOUBLE POLE
SINGLE POLE
DOUBLE POLE
.150
[3.81]
.150
[3.81]
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3M-Series Miniature Pushbutton Switches
3MN-Series Dimensional Specifications: in. [mm]
.020
[0.50]
.030
[0.75]
.020
[0.50]
.270
[6.85]
.020
[0.50]
.185
[4.70]
.030
[0.75]
.185
[4.70]
.073 DIA
[Ø 1.85]
.020
[0.50]
. 050
[1.26]
.118 DIA
[Ø 3.00]
OPTION
CODE DIM. "A"
.630
[16.00]
.460
[11.68]
VS3
VS7
VS2
VS6
. 050
[1.26]
.185
[4.70]
.114 DIA
[Ø 2.90]
DIM. "A"
. 050
[1.26]
VS3
VS7
VS2
VS6
.630
[16.00]
.460
[11.68]
OPTION
CODE
.185
[4.70]
.030
[0.75]
.020
[0.50]
.224
[5.70]
.030
[0.75]
.020
[0.50]
.118 DIA
[Ø 3.00]
VS4
VS8
VS5
VS9
.460
[11.68]
.630
[16.00]
. 050
[1.26]
.114 DIA
[Ø 2.90]
OPTION
CODE DIM. "A"
.630
[16.00]
SINGLE POLE
.125
[3.18]
.620
[15.75]
PC MOUNTING
VS2-VS3
.030
[0.75]
.201
[5.10]
VS6-VS7
(For B6 Bushing Only)
VS2-VS3
.030
[0.75]
.177
[4.50]
VS6-VS7
(For B6 Bushing Only)
VS5
VS9
.750
[19.05]
.185
[4.70]
.030
[0.75]
.165
[4.20]
VS8-VS9
(For B6 Bushing Only)
.750
[19.05]
.185
[4.70]
VS4-VS5
.750
[19.05]
.030
[0.75]
.165
[4.20]
VS8-VS9
(For B6 Bushing Only)
DOUBLE POLE
.620
[15.75]
.190
[4.83]
.125
[3.18]
PC MOUNTING
.165
[4.20]
.205
[5.20]
.165
[4.20]
. 050
[1.26]
DOUBLE POLE
.190
[4.83]
PC MOUNTING
.250
[6.35]
. 050
[1.26]
SINGLE POLE
.250
[6.35]
PC MOUNTING
.750
[19.05]
.185
[4.70]
VS4-VS5
.201
[5.10]
.270
[6.85]
.205
[5.20]
.177
[4.50]
.224
[5.70]
.270
[6.85]
DIM. "A"
OPTION
CODE
.185
[4.70]
.750
[19.05]
.270
[6.85]
"A"
.250
[6.35]
.020
[0.50]
.020
[0.50]
"A"
.185
[4.70]
.125
[3.18]
"A"
.185
[4.70]
VS4
VS8
.460
[11.68]
.185
[4.70]
.750
[19.05]
.620
[15.75]
.620
[15.75]
.321
[8.15]
.185
[4.70]
.073 DIA
[Ø 1.85]
.073 DIA
[Ø 1.85]
.073 DIA
[Ø 1.85]
TERMINATION
.321
[8.15]
.125
[3.18] .185
[4.70] .620
[15.75]
.620
[15.75]
.185
[4.70]
.250
[6.35]
.362
[9.20]
.185
[4.70]
"A"
.362
[9.20]
.185
[4.70]
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3M-Series Miniature Pushbutton Switches
3MS-Series Dimensional Specifications: in. [mm]
DIM. "A" .114 DIA
[Ø 2.90]
P3
.193 [4.90]
P2
.327 [8.30]
P1
OPTION
CODE DIM. "A"
.276 [7.00]
P1
OPTION
CODE
.173 [4.40]
DIM. "A"
EPOXY SEAL
M2
.114 DIA
[Ø 2.90]
DIM. "A"
P3
.087 [2.20]
P2
.220 [5.60]
EPOXY SEAL
.078
[1.98]
M1
1/4-40NS
.500
[12.70]
EPOXY SEAL
.030
[0.75]
PC MOUNTING
.449
[11.40]
.260
[6.60]
.205 DIA
[Ø 5.20]
.114 DIA
[Ø 2.90]
.073 DIA
[Ø 1.85]
.185
[4.70]
.500
[12.70]
EPOXY SEAL
.073 DIA
[Ø 1.85]
.200
[5.08]
.500
[12.70]
.200
[5.08]
PC MOUNTING
.185
[4.70]
.030
[0.75]
EPOXY SEAL
.449
[11.40]
.185
[4.70]
.030
[0.75]
EPOXY SEAL
.030
[0.75]
.500
[12.70]
.260
[6.60]
.276
[7.00]
SINGLE POLE
.663
[16.85]
.236 DIA
[Ø 6.00]
.114 DIA
[Ø 2.90]
.276
[7.00]
.236 DIA
[Ø 6.00]
M6
.500
[12.70]
DOUBLE POLE
.500
[12.70]
.114 DIA
[Ø 2.90]
.200
[5.08]
.050
[1.26]
.200
[5.08]
.050
[1.26]
.663
[16.85]
.185
[4.70]
.050
[1.26]
.500
[12.70] .150
[3.81]
.185
[4.70]
.190
[4.83]
.185
[4.70]
.050
[1.26]
.152
[3.85]
.350
[8.90]
.080
[2.03]
.047
[1.20]
FOR B1 BUSHING
.250
[6.35]
.185
[4.70]
.050
[1.26]
FOR B4 BUSHING
.205 DIA
[Ø 5.20]
.260
[6.60]
.500
[12.70]
.260
[6.60]
B1 B4
SINGLE POLE
.663
[16.85]
.185
[4.70]
DOUBLE POLE
.663
[16.85]
.185
[4.70]
THK .030 [0.75] THK .030 [0.75]
.150
[3.81]
.050
[1.26]
.050
[1.26]
PLUNGER
TERMINATION
BUSHING
.114 DIA
[Ø 2.90]
Carling
Technologies
™
42 www.carlingtech.com
3M-Series Miniature Pushbutton Switches
3MS-Series Dimensional Specifications: in. [mm]
.150
[3.81]
EPOXY SEAL
.150
[3.81] .050
[1.26]
.500
[12.70]
.073 DIA
[Ø 1.85]
.190
[4.83]
.125
[3.18]
DOUBLE POLE
.190
[4.83]
.230
[5.85]
.663
[16.85]
.500
[12.70]
M7
.050
[1.26] .200
[5.08]
.205 DIA
[Ø 5.20]
.500
[12.70]
.620
[15.75]
.185
[4.70]
.050
[1.26]
VS3
VS2
.630
[16.00]
DIM. "A"
.460
[11.68]
OPTION
CODE
"A"
.190
[4.83]
.020
[0.50]
EPOXY
SEAL
.030
[0.75]
.185
[4.70]
.020
[0.50]
EPOXY
SEAL
. 050
[1.26]
.250
[6.35]
.250
[6.35]
.073 DIA
[Ø 1.85]
.185
[4.70]
.185
[4.70]
.460
[11.68]
DIM. "A"
"A"
VS5
VS4
.630
[16.00]
OPTION
CODE
M61
.114 DIA
[Ø 2.90]
"A"
.050
[1.26]
.620
[15.75]
.185
[4.70]
.200
[5.08]
.073 DIA
[Ø 1.85]
PC MOUNTING
.449
[11.40]
.260
[6.60]
PC MOUNTING
.190
[4.83]
.200
[5.08]
PC MOUNTING
.073 DIA
[Ø 1.85]
"A"
.114 DIA
[Ø 2.90]
.073 DIA
[Ø 1.85]
.185
[4.70]
.250
[6.35]
PC MOUNTING
.114 DIA
[Ø 2.90]
.200
[5.08]
VS2-VS3
.236 DIA
[Ø 6.00] .276
[7.00]
. 050
[1.26]
.250
[6.35]
.114 DIA
[Ø 2.90]
VS4-VS5
.030
[0.75]
M71
.030
[0.75] .500
[12.70]
VS21,VS31
.114 DIA
[Ø 2.90]
.500
[12.70]
.750
[19.05]
.276
[7.00]
.276
[7.00]
.750
[19.05]
.260
[6.60]
.230
[5.85]
DOUBLE POLE
.230
[5.85]
SINGLE POLE
.260
[6.60]
.020
[0.50]
EPOXY
SEAL
.020
[0.50]
.230
[5.85]
SINGLE POLE
EPOXY
SEAL
.750
[19.05]
.362
[9.20] .362
[9.20]
.750
[19.05]
.260
[6.60]
.114 DIA
[Ø 2.90]
.663
[16.85]
.150
[3.81]
.500
[12.70]
.030
[0.75]
DOUBLE POLE
TERMINATION
PC MOUNTING
.125
[3.18]
SINGLE POLE
.073 DIA
[Ø 1.85]
.150
[3.81]
EPOXY SEAL
.620
[15.75]
.185
[4.70]
. 050
[1.26]
.125
[3.18]
.321
[8.15]
.030
[0.75]
.030
[0.75]
.125
[3.18]
.321
[8.15]
. 050
[1.26]
.185
[4.70]
.620
[15.75]
M61,M71,VS21,VS31,VS41,VS51 have the same P.C. mounting but with snap-in bracket.
SNAP-IN TERMINATION OPTIONS
VS41,VS51
PC MOUNTING
Carling
Technologies
™
43
www.carlingtech.com
3M-Series Miniature Pushbutton Switches
3MA-Series Dimensional Specifications: in. [mm]
.005 R
[0.13 R]
MAX TYP.
PANEL MOUNTING
.500
[12.70]
.500
[12.70]
.016
[0.40]
.005 R
[0.13 R]
MAX TYP.
.242 DIA
[Ø 6.15]
PD
.276
[7.00]
PC
.366
[9.30]
TO
PANEL TICKNESS
AP2
AP1
.047
[1.19]
.125
[3.18]
.114 DIA
[Ø 2.90]
TO
PANEL TICKNESS
.047
[1.19]
.125
[3.18]
OPTION
CODE
PA,PI PL
.461
[11.70]
PI
PA
.118 DIA
[Ø 3.00]
"A"
.221
[5.60]
Brass Chrome Plated
.130
[3.30]
.311
[7.90]
C3
.193
[4.90]
.075
[1.90]
C6
15/32-32UNS
BD
C5
C2
1/4-40NS
.303
[7.70]
.299
[7.60]
C1
.394
[10.00]
.158
[4.02]
.197 DIA
[Ø 5.00]
C4
B21 Non-Threaded
.134
[3.40]
.081
[2.05]
B10 Threaded
B20 Non-Threaded
.303
[7.70]
1/4-40NS
.081
[2.05]
.315 DIA
[Ø 8.00]
.260
[6.60] .260
[6.60]
.260
[6.60]
.461
[11.70]
.728
[18.50] .465
[11.80] .551
[14.00]
.614
[15.60]
.465
[11.80]
.472
[12.00]
.600
[15.24]
.315 DIA
[Ø 8.00]
Brass Chrome Plated
.600
[15.24]
PANEL MOUNTING
.260
[6.60]
.039
[1.00]
.079
[2.00]
.295
[7.50]
.553
[14.05]
.036
[0.91]
For PD Bushing Only
PC, PD Plunger must fit with BD bushing
.315 DIA
[Ø 8.00]
.244
[6.20]
DIM. "A"
.299
[7.60]
.465
[11.80]
.465
[11.80]
.768
[19.50] .532
[13.50]
CAP
.327
[8.30]
ACTUATOR
PLUNGER
.114
[2.90]
.173
[4.40]
BUSHING
For PL Bushing Only
.591 DIA
[Ø 15.00]
.382 DIA
[Ø 9.70]
.571 DIA
[Ø 14.50]
.374
[9.50]
.224
[5.70]
Carling
Technologies
™
44 www.carlingtech.com
3M-Series Miniature Pushbutton Switches
3MA-Series Dimensional Specifications: in. [mm]
1.062 [26.97]
.425 [10.80]
.750 [19.05]
DIM. "A"
M5
EPOXY SEAL
.964 [24.48]
.500
[12.70]
.244 DIA
[Ø 6.20]
EPOXY SEAL
THK .030 [0.75]
.500
[12.70]
EPOXY SEAL
EPOXY SEAL
.299
[7.60]
.455
[11.55]
1/4-40NS
.190
[4.83]
.500
[12.70]
.185
[4.70]
.073 DIA
[Ø 1.85]
.500
[12.70]
.200
[5.08]
.118 DIA
[Ø 3.00]
.190
[4.83]
.185
[4.70]
.264
[6.70]
.030
[0.75]
.073 DIA
[Ø 1.85]
.500
[12.70]
.185
[4.70]
. 500
[12.70]
.299
[7.60]
.156
[3.95]
.299
[7.60]
1/4-40NS
M6
.299
[7.60]
. 500
[12.70]
OPTION
CODE
.080
[2.03]
EPOXY SEAL
M1 M2
.244 DIA
[Ø 6.20]
.118 DIA
[Ø 3.00]
.449
[11.40]
M5-2
M5-4
M5-3
M5-1
PC MOUNTING
.500
[12.70]
.080
[2.03]
.303
[7.70]
.224 DIA
[Ø 6.20]
.118 DIA
[Ø 3.00]
.224 DIA
[Ø 6.20]
.303
[7.70]
.061
[1.55]
.118 DIA
[Ø 3.00]
.030
[0.75]
.500
[12.70]
.150
[3.81]
.190
[4.83]
.080
[2.03]
"A"
. 050
[1.26]
.224 DIA
[Ø 6.20]
.061
[1.55]
.303
[7.70]
. 051
[1.30]
.118 DIA
[Ø 3.00]
.224 DIA
[Ø 6.20]
.449
[11.40] .185
[4.70]
.200
[5.08]
PC MOUNTING
.156
[3.95]
.156
[3.95]
THK .030 [0.75]
.050
[1.26]
.118 DIA
[Ø 3.00]
TERMINATION
THK .030 [0.75]
.050
[1.26]
.260
[6.60]
.200
[5.08]
.200
[5.08]
.185
[4.70]
.030
[0.75]
.185
[4.70]
4 POLE
DOUBLE POLE
.534
[13.55]
.303
[7.70] .030
[0.75]
.850
[21.60]
.652
[16.55]
.050
[1.26]
.150
[3.81]
EPOXY SEAL
.050
[1.26]
EPOXY SEAL
.080
[2.03]
.500
[12.70]
SINGLE POLE
DOUBLE POLE
3 POLE
SINGLE POLE
.080
[2.03]
.260
[6.60]
Carling
Technologies
™
45
www.carlingtech.com
3MA-Series Dimensional Specifications: in. [mm]
.500
[12.70]
.073 DIA
[Ø 1.85]
.030
[0.75]
.260
[6.60]
.050
[1.26]
.073 DIA
[Ø 1.85]
.150
[3.81]
.190
[4.83]
.073 DIA
[Ø 1.85]
.565
[14.35]
.200
[5.08]
.190
[4.83]
.190
[4.83]
.500
[12.70]
.299
[7.60]
. 500
[12.70]
.200
[5.08]
M7
.118 DIA
[Ø 3.00]
.244 DIA
[Ø 6.20]
. 500
[12.70]
.118 DIA
[Ø 3.00]
.244 DIA
[Ø 6.20]
.200
[5.08]
.200
[5.08]
.118 DIA
[Ø 3.00]
.150
[3.81]
.190
[4.83]
.073 DIA
[Ø 1.85]
.200
[5.08]
.565
[14.35]
.185
[4.70]
.190
[4.83]
.500
[12.70]
.118 DIA
[Ø 3.00]
.125
[3.18]
.118 DIA
[Ø 3.00]
.073 DIA
[Ø 1.85]
.185
[4.70]
. 050
[1.26]
. 050
[1.26]
.362
[9.20]
.750
[19.05]
EPOXY SEAL
.200
[5.08]
.118 DIA
[Ø 3.00]
.303
[7.70]
OPTION
CODE
VS2-VS3
.125
[3.18]
VS2
VS3
DIM. "A"
.185
[4.70]
.250
[6.35]
.362
[9.20]
.185
[4.70]
.020
[0.50]
EPOXY SEAL
VS4-VS5
PC MOUNTING
.150
[3.81]
PC MOUNTING
VS5
VS4
DIM. "A"
OPTION
CODE
.185
[4.70]
.020
[0.50]
. 565
[14.35]
.061
[1.55]
.051
[1.30]
.303
[7.70]
.061
[1.55]
.303
[7.70]
.050
[1.26]
.652
[16.55]
.050
[1.26]
PC MOUNTING
PC MOUNTING
.449
[11.40]
.250
[6.35]
PC
MOUNTING
.185
[4.70]
.050
[1.26]
PC
MOUNTING
.125
[3.18]
. 051
[1.30]
. 051
[1.30]
.630
[16.00]
. 051
[1.30]
.118 DIA
[Ø 3.00]
.303
[7.70]
. 565
[14.35]
.073 DIA
[Ø 1.85]
.185
[4.70]
PC
MOUNTING
.750
[19.05]
.190
[4.83]
PC
MOUNTING
.190
[4.83]
.150
[3.81]
.500
[12.70]
.630
[16.00]
.460
[11.68]
. 050
[1.26]
.118 DIA
[Ø 3.00]
. 050
[1.26]
.460
[11.68]
.299
[7.60]
.299
[7.60]
.250
[6.35]
.303
[7.70]
.299
[7.60]
.125
[3.18]
"A"
.185
[4.70]
.250
[6.35]
DOUBLE
POLE
"A"
DOUBLE
POLE
.299
[7.60]
.244 DIA
[Ø 6.20]
.200
[5.08]
.303
[7.70]
.500
[12.70]
.150
[3.81]
.500
[12.70] .190
[4.83]
.200
[5.08]
.030
[0.75]
.750
[19.05]
.030
[0.75]
.620
[15.75]
.030
[0.75]
.299
[7.60]
.321
[8.15]
.321
[8.15]
.185
[4.70]
.073 DIA
[Ø 1.85] .073 DIA
[Ø 1.85]
.620
[15.75]
.620
[15.75]
EPOXY SEAL
SINGLE POLE
.185
[4.70]
.850
[21.60]
.244 DIA
[Ø 6.20]
EPOXY SEAL
"A"
SINGLE
POLE
"A"
SINGLE
POLE
.150
[3.81]
.030
[0.75]
DOUBLE POLE
TERMINATION
FOUR POLE
THREE POLE
.150
[3.81]
EPOXY SEAL
.030
[0.75]
.150
[3.81]
EPOXY SEAL
3M-Series Miniature Pushbutton Switches
