Subminiature Pushbutton Switches
SERIES 38F
Sub-Miniature
Pushbutton Switches
FEATURES
• Save Space and Weight
• SPDT and DPDT Circuitry
• Choice of Actuators, Bushings, and
Terminations
• UL Recoginized
MODELS
SPST
FLAT
Ø.240
(Ø6.10)
IN INCHES (AND MILLIMETERS)
.155
(3.94)
10-48UNS
.200
(5.08)
.200
(5.08)
Pushbutton Switches
.173
(4.39)
Ø.100
(Ø2.54)
.214
(5.45)
.282
(7.18)
.020
(0.51)
.110
(2.79)
.321
(8.16)
.059
(1.52)
SCHEMATIC
()=MOMENTARY
MODEL NO.
SP9
SWITCH POSITION
OFF
(ON)
SPDT
FLAT
Ø.240
(Ø6.10)
.155
(3.94)
10-48UNS
.200
(5.08)
.200
(5.08)
.173
(4.39)
Ø.100
(Ø2.54)
.214
(5.45)
2COMM.
N.C.1
3 N.O.
.020
(0.51)
.160
(4.06)
.110
(2.79)
.321
(8.16)
.059
(1.52)
SCHEMATIC
.282
(7.18)
MODEL NO.
SP8
()=MOMENTARY
TERM. COMM.
SWITCH POSITION
ON
(ON)
2-3
2-1
BUSHING OPTIONS
IN INCHES (AND MILLIMETERS)
B5
B6
Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois
60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com
Pushbutton
23
Subminiature Pushbutton Switches
BUSHING OPTIONS (CONT.)
B7
Ø.187
(Ø4.75)
IN INCHES (AND MILLIMETERS)
B8
Ø.100
(Ø2.54)
.220
(5.59)
Ø.187
(Ø4.75)
Ø.122
(Ø3.10)
.225
(5.72)
.310
(7.87)
Ø.314
(Ø8.00)
.020
(0.51)
.020
(0.51)
.200
(5.08)
1/4 40NS
B9
Pushbutton Switches
B0
.310
(7.87)
Ø.122
(Ø3.10)
.225
(5.72)
Ø.200
(Ø5.08)
Ø.100
(Ø2.54)
Ø.314
(Ø8.00)
.130
(3.30)
.020
(0.51)
.020
(0.51)
.200
(5.08)
TERMINATION OPTIONS
IN INCHES (AND MILLIMETERS)
M1
Solder Lug
.110
(2.79)
.040
(1.02)
.060
(1.53)
M2
P. C. Mount (Std)
.040
(1.02)
.130
(3.30)
.160
(4.06)
.060
(1.52)
.030
(0.76)
THK. .020 (0.51)
.030
(0.76)
THK. .020 (0.51)
M6
Right Angle, P. C. Mount
.128
Ø.187
(Ø4.75)
.173
(4.39)
(3.26)
Ø.100
(Ø2.54)
.577
(14.65)
.362
(9.20)
.321
(8.16)
.020
(0.51)
.200
(5.08)
Ø.043
(Ø1.09)
SPST
FLAT
Ø.240
(Ø6.10)
.200
(5.08)
.036
(0.90)
.152
(3.86)
.016
(0.41)
.200
(5.08)
.020
(0.51)
.134
(3.40)
.034
(0.86)
.199
(5.04)
.200
(5.08)
P.C. MOUNTING
Pushbutton
Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois
24
60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com
Subminiature Pushbutton Switches
TERMINATION OPTIONS (CONT.)
M6
Ø.187
(Ø4.75)
.173
(4.39)
IN INCHES (AND MILLIMETERS)
.137
(3.50)
Ø.100
(Ø2.54)
.321
(8.16)
.020
(0.51)
.200
(5.08)
.577
(14.65)
.362
(9.20)
Ø.043
(Ø1.09)
SPDT
FLAT
Ø.240
(Ø6.10)
.200
(5.08)
.036
(0.90)
.152
(3.86)
.016
(0.41)
.200
(5.08)
.220
(5.59)
.020
(0.51)
.134
(3.40)
.034
(0.86)
Ø.043
(Ø1.09)
.020
(0.51)
.200
(5.08)
.199
(5.04)
.200
(5.08)
P.C. MOUNTING
M7
Right Angle,
P. C. Mount
Ø.240
(Ø6.10)
FLAT
.128
(3.26)
Ø.100
(Ø2.54)
.356
(9.04)
.320
(8.13)
Pushbutton Switches
SPST
.173
(4.39)
Ø.187
(Ø4.75)
.016
(0.41)
.152
(3.86)
.030
(0.76)
.220
(5.59)
.200
(5.08) .200
(5.08)
.130
(3.30)
.400
(10.16)
.030
(0.76)
.200
(5.08)
P.C. MOUNTING
Ø.240
(Ø6.10)
FLAT
.320
(8.13)
.356
(9.04)
.200
(5.08)
Ø.043
(Ø1.09)
.137
(3.50)
.200
(5.08)
.020
(0.51)
SPDT
.173
(4.39)
Ø.187
(Ø4.75)
.030
(0.76)
Ø.100
(Ø2.54)
.152
(3.86)
.016
(0.41)
.200
(5.08) .200
(5.08)
(3.26)
.128
.130
(3.30)
.400
(10.16)
.030
(0.76)
.100
(2.54)
P.C. MOUNTING
V2
Vertical
Bracket, P. C.
Mount
Ø.100
(Ø2.54)
Ø.187
(Ø4.75)
Ø.043
(Ø1.09)
.173
(4.39)
.020
(0.51)
.236
(6.00)
.338
(8.60)
.130
(3.30)
Ø.100
(Ø2.54)
Ø.187
(Ø4.75)
.173
(4.39)
.200
(5.08)
.020
(0.51)
.200
(5.08)
SPST
.200
(5.08)
.030
(0.76)
.400
(10.16)
.017
(0.42)
.400
(10.16)
.128
(3.26)
P.C. MOUNTING
Ø.043
(Ø1.09)
SPDT
.020
(0.51)
.200
(5.08)
.030
(0.76)
.338
(8.60)
.130
(3.30)
.236
(6.00)
.020
(0.51)
.100
(2.54)
.100
(5.08)
.400
(10.16)
.017
(0.42)
.400
(10.16)
P.C. MOUNTING
Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois
60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com
Pushbutton
25
Subminiature Pushbutton Switches
Snap-in Termination Options
(Snap-in termination options have the same PC layout as M2, M6 and M7 options)
S2
S6
S7
SPECIFICATIONS
RATINGS
Contact Rating:
Q & G option - 1A with
resistive load @ 125 VAC or 28 VDC;
R option - 0.4 VA max @ 20 Vmax (AC
or DC)
Electrical Life:
30,000 make-and-break
cycles at full load
Travel:
.030 ± .010
Contact Resistance:
20 milliohms max. initial
@ 2-4 VDC, 100 mA
Insulation Resistance:
1,000 megaohms
minimum
Dielectic Strength:
1,000 V RMS @ sea
level
Operating Temperature:
-30°C to 85°C
MATERIALS
Case:
Diallyl phthalate (DAP) (UL94V-0)
Plunger: Polyester
Bushing:
Brass, nickel plated
Housing:
Stainless steel
Terminal/Switch Support:
Brass, electrotin
plated
Terminal Seal:
Epoxy
Pushbutton Switches
ORDERING INFORMATION
SERIES
38F
38F =
Sub-
Miniature
Pushbutton
Switches
MODEL NO.
SP8
Options: SP8, SP9
(see models for
switching positions)
BUSHING
B5
Options:
B5, B6, B7,
B8, B9, B0
(see
bushing
options)
TERMINATION
M1
Options: M1,
M2, M6, M7,
V2, S2, S6,
S7 (see
termination
options)
CONTACT
Q
R = Copper
alloy, gold
plate over
nickel plate.
Q = Copper
alloy, silver
plated
G=Gold
plate over
silver plate
SEAL
T
T = Lead
Free and
RoHS
Compliant
Example Part Number:
38FSP8B5M1QE
Available from your local Grayhill Component Distributor.
For prices and discounts, contact a local Sales Office, an authorized local Distributor
or Grayhill.
Pushbutton
Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois
26
60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com
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