P
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
SERIES 39
SPST, 150 mA to 1/2 Amp
FEATURES
Requires an Absolute Minimum of Space
Molded-In Terminals in SPST–N.O.
Solder Lug Terminals
Normally Open–SPST Economy and Standard Version
39-1
39-3
39-601*
DIMENSIONS
In Inches (and millimeters)
Total
Travel
. 4
(0,89 ± 0,38)
Action
Actuating
Force (oz.)
+ 4
- 2
Momentary
1,000,000
At 5 Vdc At 20 Vdc
150 mA 20 mA
39-601 RED
39-601 BLK
Red
Black
Electrical
Ratings
Button
Color
Operations
at Rated
Load
*Complete
Part
Number
Economy Version
Mtg.
Hole
11/64"
(4,37) DIA.
Mtg.
Hole
11/64"
(4,37) DIA.
Total
Travel
Actuating
Force (oz.)
+ 4
– 2
Momentary
(0,89 ± 0,38)
Action
Button
Color
Operations
at Rated
Load
1,000,000
At 115 Vac At 220 Vac
1
/
2
Amp Res.
1
/
4
Amp Res.
39-1
39-3
Red
Black
Electrical
Ratings
Standard
Complete
Part
Number
Normally Open–SPST with Sealed Bushing and Button
39-351*
Normally Open–SPST with Overtravel
39-12
39-24
39-12
39-24
Red
Black
Operations
at Rated
Load
Rating at
220 Vac
Resistive
Button
Color
Rating at
115 Vac
Resistive
1
/
2
Amp
1
/
4
Amp 100,000
Complete
Part
Number
Action
Actuating
Force (oz.)
Mtg.
Hole
Total
Travel
Over
Travel
.130 ± .025 5 ± 3
(3,30 ± 0,64) Min.
Momentary
11/64"
(4,37)
DIA.
39-351 RED
39-351 BLK
Red
Black
Operations
at Rated
Load
Rating at
220 Vac
Resistive
Button
Color
Rating at
115 Vac
Resistive
1
/
2
Amp
1
/
4
Amp 250,000
*Complete
Part
Number
Actuating
Force (oz.)
Total
Travel
.035 ± .015
(0,89 ± 0,38)
Action
Momentary
16 ± 8
.110
±
.005
(2,79
±
0,13) DIA.
.615 (15,62)
REF.
A
B
C
D
8-40 UNS-2A
THREAD
.250 + .010/ –.005
(6,35 + 0,25/ – 0,13)
DIAMETER
A = .175 + .025/ –.020 (4,45 + 0,64/ – 0,51)
B = .125
±
. 010 (3,18
±
0,25)
C = .215
±
.015 (5,46
±
0,38)
D = .100
±
.020 (2,54
±
0,51)
H = HEX MTG NUT
.063
±
.010 (1,59
±
0,25)
THICK
.219
±
.010 (5,56
±
0,25)
ACROSS FLATS
H
E.I.A.
DATE
CODE
LABEL*
*Label increases
nominal diameter
to .255 (6,48)
.650
(16,51)
REF.
A
.312 ±.005
(7,92 ±0,13)
ACROSS
FLATS
D
C
B
A = .175 +.025/ –.020
(4,45 +0,64/ – 0,51)
B = .125 ± .010
(3,18 ± 0,25)
C = .250 ±.015
(6,35 ± 0,38)
D = .100 ± .020
(1,54 ± 0,51)
.110± .005 DIA.
(2,79 ± 0,13)
#8-40 UNS-2A THREAD
.036 ± .005 (0,91 ± 0,13)
.072 ± .005 (1,83 ± 0,13)
.068 ± .005 (1,73 ± 0,13)
HEX MTG. NUT
.0625 (1,59) TYP.
THICK AND
.218 (5,54) TYP.
ACROSS FLATS
O
Button is O-Ring
sealed internally.
O = O RING
E.I.A.
DATE
CODE
XXXX
.110 .005
(2,79 0,1
3
) DIA.
.755 (19,1
8
)
REF.
A
B
C
D
8
-40 UN
S
-2A
THREAD
.250 + .010/ – .005
(6,
3
5 + 0,25/ – 0,1
3
)
DIAMETER
A = .175 + .025/ –.020 (4,45 + 0,64/ – 0,51)
B = .125 .010 (
3
,1
8
0,25)
C = .
3
55 .015 (9,02 0,
38
)
D = .100 .020 (2,54 0,51)
H = HEX MTG NUT
.06
3
.010 (1,60 0,25)
THICK
.219 .010 (5,56 0,25)
ACRO
SS
FLAT
S
H
E.I.A.
DATE
CODE
LABEL
*
*
L
ab
el incre
as
e
s
nomin
a
l di
a
meter
to .255 (6,4
8
)
.068
r
.005
(1,73
r
0,13)
.036
r
.005
(0,91
r
0,13)
.072
r
.005
(1.83
r
0,13)
Pushbutton
41