Butt Contact Pushbutton Switches
diMenSiOnS
in inches (and millimeters)
normally Open–SPSt With
Overtravel
30-15
30-37
A
1.077
(27,36)
REF.
B
HEX NUT
(SEE H)
A = .150
±
.015
(3,81
±
0,38)
LABEL*
B = .250
±
.010
(6,35
±
0,25)
C = .455
±.015
.186 REF.
(11,56
±
0,38)
(4.7)
D = .222
±
.020
(5,64
±
0,51)
.375
±
.005
(9,53
±
0,13)
*PART NUMBER
AND E.I.A. DATE
CODE LABEL
.162
±
.005
(4,11
±
0,13)
1/4-32 UNEF-2A
THREAD
rating at
115 Vac
resistive
1 Amp
action
rating at
220 Vac
resistive
1
Operations
at rated
Load
500,000
total
travel
Part
number
30-15
30-37
actuating
Force (oz.)
8 ± 4
Button
Color
Red
Black
Mtg.
Hole
17/64"
(6,75)
/
2
Amp
C
D
H = HEX NUT
3/8
±
.010 (9,53
±
0,25)
ACROSS FLATS
3/32
±
.010 (2,38
±
0,25)
THICK
Momentary
.125 + .020/ - .010
.020" Overtravel (3,18 + 0,51/ - 0,25)
Pushbutton Switches
normally Open–SPSt With
Positive Feel
30-17*
A
1.35
(34,3)
REF.
E
.390 ± .010
(9,91 ± 0,25)
15/32-32
UNS-2A
THREAD
HEX NUT (2)
(SEE H)
A = .392 ± .015
(9,96 ± 0,38)
B = .421 ± .015
(10,69 ± 0,38)
C = .315 ±.015
(8,00 ± 0,38)
D = .222 ± .020
(5,64 ± 0,51)
E = .205 (5,21)
REF.
*PART NUMBER
AND E.I.A. DATE
CODE LABEL
B
rating at
115 Vac
resistive
1 Amp
rating at
220 Vac
resistive
1
/
2
Amp
total
travel
Operations
at rated
Load
200,000
Over
travel
*Complete
Part
number
Button
Color
C
LABEL*
D
.186 REF
(4.7)
H = HEX NUT
9/16 ± .010 (14,29 ± 0,25)
ACROSS FLATS
3/32 ± .010 (2,38 ± 0,25) THICK
30-17 RED Red
30-17 BLK Black
actuating
Force (oz.)
18 ± 4
Mtg.
Hole
31/64"
(12,30)
action
Momentary .156 ± .015 .046 (1,17)
Pos. Feel (3,96 ± 0,38)
Min.
normally Open–SPSt With
Push-Pull
30-16*
A
1.45
(36,8)
REF.
.187 ± .005
(4,75 ± 0,13)
15/32-32
UNS-2A
THREAD
HEX NUT (2)
(SEE H)
A = .493 ± .015
(12,52 ± 0,38)
B = .421 ± .015
(10,69 ± 0,38)
C = .315 ±.015
(8,00 ± 0,38)
D = .222 ± .020
(5,64 ± 0,51)
*PART NUMBER
AND E.I.A. DATE
CODE LABEL
rating at
115 Vac
resistive
rating at
220 Vac
resistive
Operations
at rated
Load
*Complete
Part
number
Button
Color
B
1 Amp
1
/
2
Amp 100,000
total
travel
30-16 RED Red
30-16 BLK Black
actuating
Force (oz.)
Mtg.
Hole
31/64"
(12,30)
C
D
LABEL*
.186 REF
(4.7)
action
Push-to-Make
.145 ± .015
56 ± 16
(3,68 ± 0,38)
H = HEX NUT
9/16 ± .010 (14,29 ± 0,25)
ACROSS FLATS
3/32 ± .010 (2,38 ± 0,25) THICK
Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois
60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com
Butt Contact Pushbutton Switches
diMenSiOnS
in inches (and millimeters)
normally Closed–SPSt With
Push-Pull
30-32
1.36
(34.5)
REF.
A
1.87 – .005
(4,75 – 0,13)
15/32-32
UNS-2A
THREAD
HEX NUT (2)
(SEE H)
B
rating at
115 Vac
resistive
rating at
220 Vac
resistive
Operations
at rated
Load
Part
number
Button
Color
C
D
LABEL*
H = HEX NUT
9/16 – .010 (14,29 – 0,25)
ACROSS FLATS
3/32 – .010 (2,38 – 0,25) THICK
1 Amp
1
/
2
Amp 100,000
A = .493 – .015
(12,52 – 0,38)
B = .421 – .015
total
(10,69 – 0,38)
action
C = .225 –.015
travel
(5,72 – 0,38)
.145 ± .015
D = .222 – .020
Pull-to-Make
(3,68 ± 0,38)
(5,64 – 0,51)
*PART NUMBER
AND E.I.A. DATE
CODE LABEL
30-32 RED Red
30-32 BLK Black
actuating
Force (oz.)
56 ± 16
Mtg.
Hole
31/64"
(12,30)
SPeCiFiCatiOnS
rating Criteria
For UL recognized switches, see individual switch
chart. File number is E35289.
Contact resistance:
25 milliohms maximum
on a new switch
Voltage Breakdown:
1,000 Vac between
mutually insulated parts
insulation resistance:
1,000 megohms
minimum
Operating temperature: -40° to +85°C
Mounting torque:
2 inch-pounds
Base:
Thermoset plastic
Button: Polyester for 30-16 and 30-32; Phenolic
for 30-17, 30-1UL, 30-2, 30-2UL, 30-3UL, 30-6
and 30-6UL; Polycarbonate for all others.
Shorting Bar: Brass with gold over nickel plating
for 30-601; brass with fine silver contact surface
for all others.
terminals: Brass with gold over nickel plating for
30-601; commercial brass with fine silver contact
surface and silver-plated for all others.
Spring:
Tinned music wire
Button Cap: Nylon for 30-17; Polyethylene for
30-251 and 30-252.
detent Balls: Carbon steel, nickel-plated
terminal type: Solder lug
O-ring Seal:
(30-251, 30-252) Nitrile per
MIL-P-5516
Pushbutton Switches
CirCuitry
SPSt n.O.
SPSt n.C.
Switch Materials and Finishes
Mounting nut and Cover Bushing:
Brass,
tin zinc
OrderinG inFOrMatiOn
Part
number
30-1*
30-2*
30-3*
30-6*
30-15
30-16 BLK
30-16 red
30-17 BLK
30-17 red
30-32 BLK
30-32 red
30-37 BLK
30-251 BLK
30-251 red
30-252 BLK
30-252 red
30-601 BLK
30-601 red
description
and Button Color
N.O., Standard, Red
N.C., Standard, Black
N.O., Black
N.C., Red
N.O., Overtravel, Red
Push to Make, Black
Push to Make, Red
N.O., Positive Feel, Black
N.O., Positive Feel, Red
Pull to Make, Black
Pull to Make, Red
N.O., Overtravel, Black
N.O., Sealed, Black
N.O., Sealed, Red
N.C., Sealed, Black
N.C., Sealed, Red
N.O., Economy, Black
N.O., Economy, Red
aCCeSSOrieS
accessory Cap
30B1012-5
30B1012-8
30B1012-9
30C1023-1
Button Guard
10C1015-1
07C1040-1
decorative Mounting nuts
decorative Mounting nuts
Part Number 30C1023-1 is made for switches
with 1/4" (6,35) inch diameter bushings. It may
be used with the following Series 30 switches:
30-1, 30-1 UL, 30-2, 30-2 UL, 30-3, 30-6, 30-15,
30-37, 30-251 BLK, 30-251 RED, 30-252 BLK,
30-252 RED, 30-601 BLK and 30-601 RED.
Part Number 07C1040-1 is made for switches
with 15/32" (11,91) inch diameter bushings. It may
be used with the following Series 30 switches:
30-16 BLK, 30-16 RED, 30-17 BLK, 30-17 RED,
30-32 BLK and 30-32 RED.
Button Cap and Guard
The button cap is available in 3 colors: part number
30B1012-5 is red; part number 30B1012-8 is
white; and part number 30B1012-9 is black. It may
be fastened to the button with adhesive. It may
be used with the following Series 30 switches:
30-1, 30-1UL, 30-2, 30-2UL, 30-3, 30-3UL, 30-15,
30-37, 30-601 BLK, and 30-601 RED.
The button guard, part number 10C1015-1 is
made to be used with 15/32" (11,91) inch diameter
switches to prevent unintentional actuation. It may
be used with the following Series 30 switches:
30-16 BLK, 30-16 RED, 30-17 BLK, 30-17 RED,
30-32 BLK, and 30-32 RED
accessory
Part number
30B1012-5
30B1012-8
30B1012-9
30C1023-1
07C1040-1
10C1015-1
description
Accessory Cap, Red
Accessory Cap, White
Accessory Cap, Black
Accessory Nut
Accessory Nut
Button Guard
*Add “UL” suffix to part number for UL recognized
switches.
Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois
60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com
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