Butt Contact Pushbutton Switches
DIMENSIONS In Inches (and millimeters)
Normally Closed–SPST With
Push-Pull
1.87 .005
(4,75 0,13)
15/32-32
UNS-2A
THREAD
30-32
A
B
Rating at Rating at
115 Vac
220 Vac
Resistive Resistive
Operations
at Rated
Load
Part
Number
Button
Color
1.36
(34.5)
REF.
HEX NUT (2)
(SEE H)
30-32 RED
30-32 BLK
Red
Black
1 Amp
1/2 Amp
100,000
A = .493 .015
(12,52 0,38)
B = .421 .015
(10,69 0,38)
C = .225 .015
(5,72 0,38)
C
D
Actuating
Force (oz.)
Mtg.
Hole
Total
Action
Pull-to-Make
LABEL*
Travel
.145 .015
(3,68 0,38)
31/64"
(12,30)
D = .222 .020
(5,64 0,51)
.230 REF
(5.8)
56 16
*PART NUMBER
AND E.I.A. DATE
CODE LABEL
H = HEX NUT
9/16 .010 (14,29 0,25)
ACROSS FLATS
3/32 .010 (2,38 0,25) THICK
SPECIFICATIONS
Rating Criteria
CIRCUITRY
Base: Thermoset plastic
Button:Polyesterfor30-16and30-32;Phenolic
for 30-17, 30-1UL, 30-2, 30-2UL, 30-3UL, 30-6
and 30-6UL; Polycarbonate for all others.
ShortingBar:Brasswithgoldovernickelplating
for 30-601; brass with fine silver contact surface
for all others.
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
SPST N.C.
SPST N.O.
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
Insulation Resistance: 1,000 megohms
minimum
Operating Temperature: -40° to +85°C
Mounting Torque: 2 inch-pounds
Switch Materials and Finishes
Mounting Nut and Cover Bushing: Brass, tin
zinc
ORDERING INFORMATION
Part
Description
Number
and Button Color
30-1*
30-2*
30-3*
N.O., Standard, Red
N.C., Standard, Black
N.O., Black
ACCESSORIES
30-6*
N.C., Red
30-15
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
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
Accessory Cap
30B1012-5
30B1012-8
30C1023-1
07C1040-1
30B1012-9
Button Guard
10C1015-1
Decorative Mounting Nuts
See page E-36 for dimensions.
Decorative Mounting Nuts
Button Cap and Guard
Part Number 30C1023-1 is made for switches The button cap is available in 3 colors: part
with 1/4" (6,35) inch diameter bushings. It may number 30B1012-5 is red; part number
be used with the following Series 30 switches:
30B1012-8 is white; and part number 30B1012-
30-1, 30-1 UL, 30-2, 30-2 UL, 30-3, 30-6, 30-15, 9 is black. It may be fastened to the button with
30-37, 30-251 BLK, 30-251 RED, 30-252 BLK, adhesive. It may be used with the following
30-252 RED, 30-601 BLK and 30-601 RED.
Series 30 switches: 30-1, 30-1UL, 30-2, 30-
2UL, 30-3, 30-3UL, 30-15, 30-37, 30-601 BLK,
Accessory
Part Number
Description
Part Number 07C1040-1 is made for switches and 30-601 RED.
with 15/32" (11,91) inch diameter bushings. It
maybeusedwiththefollowingSeries30switches: The button guard, part number 10C1015-1 is
30-16 BLK, 30-16 RED, 30-17 BLK, 30-17 RED, made to be used with 15/32" (11,91) inch
30B1012-5
30B1012-8
30B1012-9
30C1023-1
07C1040-1
10C1015-1
Accessory Cap, Red
Accessory Cap, White
Accessory Cap, Black
Accessory Nut
Accessory Nut
Button Guard
30-32 BLK and 30-32 RED.
diameter switches to prevent unintentional
For the dimensions, materials and finishes of actuation. It may be used with the following
these decorative mounting nuts, see page Series 30 switches: 30-16 BLK, 30-16 RED,
*Add “UL” suffix to part number for UL recognized
switches.
E-36.
30-17 BLK, 30-17 RED, 30-32 BLK, and 30-32
RED
Available from your local Grayhill Distributor.
For prices and discounts, contact a local Sales
Office, anauthorizedlocalDistributororGrayhill.
For the dimensions, materials and finishes of
the button cap and guard, see page E-36.
STANDARD OPTIONS
Decorative mountings, see pages E-24 to E-26.
Pushbutton
46
Grayhill, Inc.
• 561 Hillgrove Avenue • LaGrange, Illinois 60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com