Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois 60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com
Pushbutton Switches
Wiping Contact Pushbutton Switches
Single Pole/Double Throw
46-101* (BBM)
46-110* (MBB)
DIMENSIONS In Inches (and millimeters)
46-102* (BBM)
46-111* (MBB)
Double Pole/Double Throw
46-200* (BBM)
46-201* (MBB)
SERIES 46
SPST and DPDT, 1/4 Amp
FEATURES
• Long Wipe Contact Assures
High Reliability
• 250,000 Cycles of Operation
CIRCUITRY
46-101 RED Red
46-101 BLK Black
46-102 RED Red
46-102 BLK Black
46-110 RED Red
46-110 BLK Black
46-111 RED Red
46-111 BLK Black
Operations
at Rated
Load
1/4 Amp 1/8 Amp 250,000
Total
Travel
*Complete
Part
Number
Button
or Cap
Color
Rating at
220 Vac
Resistive
Rating at
115 Vac
Resistive
Mtg.
Hole
Bottoming
Force (oz.)
Action
Momentary 17 ± 5
46-200 RED Red
46-200 BLK Black
46-201 RED Red
46-201 BLK Black
Operations
at Rated
Load
Rating at
220 Vac
Resistive
Cap
Color
1/4 Amp 1/8 Amp 250,000
Rating at
115 Vac
Resistive
Action
*Complete
Part
Number
Momentary 35 ± 9
Bottoming
Force (oz.)
Total
Travel
Mtg.
Hole
.180 (4,57) 17/64"
Min. (6,75)
.180 (4,57) 17/64"
Min. (6,75)
.375 ± .010
(9,53 ± 0,25) DIA.
HEX MOUNTING NUT
.375 (9,53)
ACROSS FLATS
.109 (2,77)
THICK
1,56
(39,6)
REF.
SNAP ON
BUTTON CAP
1/4-32 UNEF-2A
THREAD
A = .250 ± .005
(6,35 ± 0,13)
B = .734 (18,64)
REF.
C = .187 ± .010
(4,75 ± 0,38)
.625 ± .015
(15,88 ± 0,38)
.187 ± .015
(4,75 ± 0,38)
B
A
.391
(9,93)
REF.
NONC
NO
C
NC
C
C
.453 ± .015
(11,51 ± 0,38)
LABEL*
*PART NUMBER
AND E.I.A. DATE
CODE LABEL
.125 ±.005
(3,18 ± 0,13) DIA.
1/4-32 UNEF-2A
THREAD
HEX MOUNTING NUT
.375 (9,53)
ACROSS FLATS
.109 (2,77)
THICK
.437 ± .010
(11,10 ± 0,25) DIA.
.187 ± .015
(4.75 ± 0,38)
.703
(17,86)
MAX.
1.327
(33,7)
REF.
A
.187 ± .010
(4,75 ± 0,25)
A = .250 ± .005
(6,35 ± 0,13)
NC NO
C
LABEL*
*PART NUMBER
AND E.I.A. DATE
CODE LABEL
.375 ± .010
(9,53 ± 0,25)
DIA.
.187
± .010
(4,75
± 0,25)
.391
(9,93)
REF.
SNAP ON
BUTTON
CAP
LABEL*
*PART
NUMBER
AND E.I.A.
DATE CODE
LABEL
SPDT - BBM
N.C.
N.O.
C.
N.O.
N.C.
C.
SPDT MBB
DPDT BBM
N.C.
N.O.
C1
N.C.
N.O.
C2
DPDT MBB
N.O.
N.C.
C.
N.O.
N.C.
C.
Pushbutton
54
Pushbutton Switches
Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois 60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com
Wiping Contact Pushbutton Switches
SERIES 46
SPST and DPDT, 1/4 Amp
FEATURES
• Bushing and Button Seal
• Environmentally Sealed
CIRCUITRY
SPDT - BBM
N.C.
N.O.
C.
N.O.
N.C.
C.
SPDT MBB
DPDT BBM
N.C.
N.O.
C1
N.C.
N.O.
C2
DPDT MBB
N.O.
N.C.
C.
N.O.
N.C.
C.
Sealed Bushing and Button
Double Pole/Double Throw
46-270* (BBM)
46-271* (MBB)
Sealed Bushing and Button
Single Pole/Double Throw
46-150* (BBM)
46-151* (MBB)
DIMENSIONS In Inches (and millimeters)
Momentary 48 ± 4
Mtg.
Hole
Bottoming
Force (oz.)
Total
Travel
46-270 RED Red
46-270 BLK Black
46-271 RED Red
46-271 BLK Black
Operations
at Rated
Load
Rating at
220 Vac
Resistive
Cap
Color
Rating at
115 Vac
Resistive
Action
*Complete
Part
Number
Mtg.
Hole
Bottoming
Force (oz.)
Total
Travel
46-150 RED Red
46-150 BLK Black
46-151 RED Red
46-151 BLK Black
Operations
at Rated
Load
Rating at
220 Vac
Resistive
Cap
Color
Rating at
115 Vac
Resistive
*Complete
Part
Number
Action
Momentary 24 ± 4
1/4 Amp 1/8 Amp 100,000 1/4 Amp 1/8 Amp 100,000
.180 (4,57) 17/64"
Min. (6,75)
.180 (4,57) 17/64"
Min. (6,75)
1/4-32 UNEF-2A
THREAD
HEX MOUNTING NUT
.375 (9,5)
ACROSS FLATS
.109 (2,8)
THICK
.450 (11,43) MAX.
ACROSS FLATS OF HEX
.505 (12,83) REF. ACROSS
CORNERS
.187 ± .015
(4,75 ± 0,38)
B
1.62
(41,15)
REF.
A = .250 ± .005
(6,35 ± 0,13)
B = .770 ± .015
(19,56 ± 0,38)
C = .187 ± .010
(4,75 ± 0,25)
.375 ± .010
(9,53 ± 0,25) DIA.
.391
(9,93)
REF.
SNAP ON
BUTTON CAP
A
C
O
O = O RING
LABEL*
*PART NUMBER
AND E.I.A. DATE
CODE LABEL
1/4-32 UNEF-2A
THREAD
HEX MOUNTING NUT
.312 (7,92)
ACROSS FLATS
.062 (1,57)
THICK
.580 (14,73) MAX. ACROSS
FLATS OF HEX
.650 (16,51) REF. ACROSS
CORNERS
.187 ± .015
(4,75 ± 0,38)
B
1.62
(41,15)
REF.
A = .250 ± .005
(6,35 ± 0,13)
B = .770 ± .015
(19,56 ± 0,38)
C = .187 ± .010
(4,75 ± 0,25)
.375 ± .010
(9,53 ± 0,25) DIA.
.391
(9,93)
REF.
SNAP ON
BUTTON CAP
AO
C
O = O RING
LABEL*
*PART NUMBER
AND E.I.A. DATE
CODE LABEL
Terminals are
marked as shown
in bottom view of
DPDT switch on
previous page.
Terminals are
marked as shown
in bottom view of
SPDT switch on
previous page.
Pushbutton
55
Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois 60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com
Pushbutton Switches
Wiping Contact Pushbutton Switches
DIMENSIONS In Inches (and millimeters)
ACCESSORYCIRCUITRY
46-260* (BBM)
Environmentally Sealed
Double Pole/Double Throw
Mtg.
Hole
Bottoming
Force (oz.)
Total
Travel
46-260 RED Red
46-260 BLK Black
Operations
at Rated
Load
Rating at
220 Vac
Resistive
Cap
Color
Momentary Approx. 45
1/4 Amp 1/8 Amp 250,000
Action
Description Part No.
SPDT, BBM, Red Button 46-101 RED
SPDT, BBM, Black Button 46-101 BLK
SPDT, BBM, Red Cap 46-102 RED
SPDT, BBM, Black Cap 46-102 BLK
SPDT, MBB, Red Button 46-110 RED
SPDT, MBB, Black Button 46-110 BLK
SPDT, MBB, Red Cap 46-111 RED
SPDT, MBB, Black Cap 46-111 BLK
SPDT, BBM, Red Cap 46-150 RED
SPDT, BBM, Black Cap 46-150 BLK
SPDT, MBB, Red Cap 46-151 RED
SPDT, MBB, Black Cap 46-151 BLK
DPDT, BBM, Red Cap 46-200 RED
DPDT, BBM, Black Cap 46-200 BLK
DPDT, MBB, Red Cap 46-201 RED
DPDT, MBB, Black Cap 46-201 BLK
DPDT, BBM, Red Cap 46-270 RED
DPDT, BBM, Black Cap 46-270 BLK
DPDT, MBB, Red Cap 46-271 RED
DPDT, MBB, Black Cap 46-271 BLK
DPDT, BBM, Sealed, Red 46-260 RED
DPDT, BBM, Sealed, Black 46-260 BLK
ACCESSORY
Decorative Nut 30C1023-1
Rating at
115 Vac
Resistive
Decorative Mounting Nut
Part No. 30C1023-1
Fits .250" (6,35) Bushing
For dimensions, materials and
finishes, see page E-36.
.180 (4,57) 25/64"
Min. (9,92)
*Complete
Part
Number
SPECIFICATIONS
Rating Criteria
Contact Resistance: Less than 25 milliohms
at the switch initially. Less than 4 milliohms/inch
of wire.
Voltage Breakdown: 1,000 Vac between
mutually insulated parts
Insulation Resistance: 1,000 megohms
minimum
Materials and Finishes
Cover, Bushing, Mounting Nut: Brass,
tin zinc
Shorting Bar: Phosphor bronze, silver-plated.
Terminals: Phosphor bronze, silver contact
surface. Terminal ends are tin/silver
Base or Potting Shell: Phenolic per MlL-M-
14, type CFG
Spring: Tinned music wire
Button Cap: Polyethylene
Button: Polyphenylene sulfide (PPS) for 46-
200 and 46-201. Polycarbonate for all other
unsealed versions. Aluminum for all sealed
versions.
O-Ring Seal: Nitrile per MIL-P-5516, class B
Seal Adapter and Hex Nut (46-260): Brass,
zinc trivalent chromate-plated
Wire Leads (46-260): Per MIL-W-16878 type E.
#26 AWG, insulated teflon, copper stranded
wire
Operating Features
Break-Before-Make: Rest position to N.C. break
.020" (0,51) minimum. Rest position to N.O.
Make .140" (3,35) maximum.
Make-Before-Break: Rest position to N.O. make
.065" ± .015 (1,65 ± 0,38). Rest position to N.C.
break .130" ± .015 (3,30 ± 0,38).
Operating Temperature: -40°C to +85°C
STANDARD OPTIONS
Epoxy sealed terminals and wire leads, see
page E-34 and E-35.
Decorative mountings, see pages E-24 to E-26.
Available from your local Grayhill Distributor.
For prices and discounts, contact a local Sales
Office, an authorized local Distributor or Grayhill.
ORDERING INFORMATION
.281 ± .010 (7,14 ± 0,25)
.390 ± .010
(9,90 ± 0,25) .641 ± .005
(16,28 ± 0,13)
.812 ± .005
(20,62 ± 0,13)
DIAMETER
.375 ± .010
(9,53 ± 0,25) DIA.
SNAP ON BUTTON CAP
R
O
Y
BR
G
BL
A
B
.250 ± .010
(6,35 ± 0,25)
3/8-32 UNEF-2A
THREAD TO .060 (15,24) MAX.
FROM SHOULDER
O-RING SEALED
HEX MOUNTING NUT
.562 (14,2) ACROSS FLATS
.094 (2,40) THICK
SWITCH AND
WIRE LEADS
ENCAPSULATED
A = 1.14 (29,0)
MAX.
B = 22.00 (558,8)
MAX.
C = .187 ± .010
(4,75 ± 0,25)
D = .125 ± .005
(3,18 ± 0,13)
C
D
DPDT BBM
N.C.
N.O.
C1
N.C.
N.O.
C2
Pushbutton
56
