Datasheet

Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois 60525-5997 • USA • Phone: [phone] • Fax: [phone] • www.grayhill.com
Pushbutton Switches
Butt Contact Pushbutton Switches
A
1.091
(27,71)
REF.
.437
±.010
(11,10±0,25)
ACROSSFLATSOFHEX
.505(12,83)REF.
ACROSSCORNERS
D
C
B
A=.209±.015
(5,31±0,38)
B=.250±.010
(6,35±0,25)
C=.410±.015
(10,41±0,38)
D=.222±.020
(5,64±0,51)
E=.187±.010
(4,75±0,25)
F=.100±.010
(2.54±0,25)
F
T
SNAPONCAP
E
.375±.010DIA.
(9,53
±0,25)
T=1/4-32
UNEF-2A
THREAD
O=ORING
O
HEXMTGNUT
.312(7,92)
ACROSSFLATS
.062(1,57)
THICK
LABEL*
*PARTNUMBER
ANDE.I.A.DATE
CODELABEL
.015(0,38)
.186REF.
(4.7)
Normally Open–SPST With
Sealed Bushing and Button
30-251*
Normally Closed–SPST With
Sealed Bushing and Button
30-252*
Mtg.
Hole
Total
Travel
Action
Button
Color
Operations
at Rated
Load
Rating at
115 Vac
Resistive
Rating at
220 Vac
Resistive
1Amp
1
/2Amp250,000
Actuating
Force (oz.)
Momentary 30±8
*Complete
Part
Number
Mtg.
Hole
Total
Travel
Action
Button
Color
Operations
at Rated
Load
Rating at
115 Vac
Resistive
Rating at
220 Vac
Resistive
Actuating
Force (oz.)
Momentary  12±4
*Complete
Part
Number
30-2
30-2UL
30-6
30-6UL
Normally Closed–SPST and UL Recognized
Normally Closed–SPST
Mtg.
Hole
Total
Travel
Action
Actuating
Force (oz.)
Button
Color
30-2 Black
30-6 Red
Part
Number
Operations
at Rated
Load
Rating at
115 Vac
Resistive
Rating at
220 Vac
Resistive
Momentary  8±4
UL Recognized
Mtg.
Hole
Total
Travel
Action
Actuating
Force (oz.)
Button
Color
30-2UL Black
30-6UL Red
Part
Number
Operations
at Rated
Load
Rating at
120 Vac
Resistive
Rating at
220 Vac
Resistive
5Amp 6,000
Momentary  8±4
DIMENSIONS ininches(andmillimeters)
1Amp
1
/2Amp 1,000,000
.065+.010/-.015 17/64"
 (1,65+0,25/-0,38) (6,75)
.065+.010/-.015 17/64"
(1,65+0,25/-0,38) (6,75)
30-251REDRed
30-251BLK Black
.062±.020 17/64"
(1,57±0,51) (6,75)
30-252RED Red
30-252BLK Black
.065±.010 17/64"
(1,65±0,25) (6,75)
1Amp 
1
/2Amp 250,000
.162 ± .005
(4,11 ± 0,13) DIA.
A
1.005
(25,53)
REF.
1/4-32 UNEF-2A
THREAD
.375
± .005
(9,53 ± 0,13)
.230 REF.
(5.8)
D
C
B
A = .150 ± .015
(3,81 ± 0,38)
B = .250 ± .010
(6,35 ± 0,25)
C = .375 ±.015
(9,53 ± 0,38)
D = .230± .020
(5,84 ± 0,51)
HEX MOUNTING NUT
.375 (9,53) ACROSS FLATS
.109 (2,77) THICK
LABEL*
*PART NUMBER
AND E.I.A. DATE
CODE LABEL
A
1.104
(28,04)
REF.
T = 1/4-32
UNEF-2A
THREAD
O = O RING
.437
± .010
(11,10 ± 0,25)
ACROSS FLATS OF HEX.
.505 (12,83) REF.
ACROSS CORNERS
D
C
B
O
A = .209 ± .015
(5,31 ± 0,38)
B = .250 ± .010
(6,35 ± 0,25)
C = .415 ± .015
(10,54 ± 0,38)
D = .230 ± .015
(5,84 ± 0,38)
E = .187 ±.010
(4,75 ± 0,25)
F = .100 ± .010
(2.54 ± 0,25)
F
T
SNAP ON CAP
E
.375 ± .010 DIA.
(9,53
± 0,25)
HEX MTG NUT
.312 (7,92)
ACROSS FLATS
.062 (1,57)
THICK
LABEL*
.230 REF.
(5.8)
*PART NUMBER
AND E.I.A. DATE
CODE LABEL
—–
Specifications are subject to change. Please refer to the current datasheet on www.grayhill.com for the most current published specifications for this product.