.380 .003
(9,65 0,08)
DIA. (1)
.531 .003
(13,49 0,08) R.
mounted.TheꢀSeriesꢀ54MꢀAdd-A-Potꢀisꢀqualifiedꢀ
toꢀMIL-DTL-3786/4-3.ꢀPatentꢀNo.ꢀ3,297,830.
Multi-Deck Rotary Switches
SERIES 54
1" Diameter, 1 Amp, Add-A-Pot
FEAꢁuRES
•ꢀMilitaryꢀQualifiedꢀMIL-3786/04
•ꢀCentralꢀShaftꢀDesignedꢀtoꢀOperateꢀꢀ
MILꢀPotentiometer
•ꢀMountingꢀPlateꢀOptionsꢀProvideꢀꢀ
ChoiceꢀofꢀPotentiometer
•ꢀFixedꢀDistanceꢀfromꢀSwitchꢀtoꢀꢀꢀ
MountingꢀPlate
DIMENSIONS Inꢀinchesꢀ(andꢀmillimeters)
Military Qꢀalified Style
1.162ꢀ±ꢀ.010ꢀ
(29,51ꢀ±ꢀ0,25)ꢀ
DIA.
DIM.ꢀAꢀ+ꢀ.046ꢀ–.020
(+ꢀ0,05ꢀ–0,51)
.575ꢀ
(14,61)ꢀ
REF.
.375ꢀ .375ꢀ
±ꢀ.020ꢀ ±ꢀ.020ꢀ
(9,53ꢀ (9,53ꢀ
±ꢀ0,51) ±ꢀ0,51)
1.170ꢀ±ꢀ.015ꢀ
(29,72ꢀ±ꢀ0,38)ꢀ
OVERꢀTERMINALS
C
OFꢀNON-TURNꢀ
TAB
.140ꢀ±ꢀ.062ꢀ
(3,56ꢀ±ꢀ1,57)ꢀ
L
.250ꢀ±ꢀ.020ꢀ
(6,35ꢀ±ꢀ0,51)
.121ꢀ±ꢀ.015ꢀ
(3,07ꢀ±ꢀ0,38)ꢀ
.375ꢀ
±ꢀ.015ꢀ
(9,53ꢀ
#1ꢀ
THREAD
±ꢀ0,38)
.250ꢀ±ꢀ.020ꢀ
(6,35ꢀ±ꢀ0,51)
1.000ꢀ
±ꢀ.010ꢀ
(25,4ꢀ
15°
±ꢀ0,25)
.125ꢀ+ꢀ.001ꢀ–.002
(3,18ꢀ+ꢀ0,03ꢀ–0,05)ꢀDIA.
30°
.250ꢀ+ꢀ.001ꢀ–.002
(6,35ꢀ+ꢀ0,03ꢀ–0,05)ꢀDIA.
.219ꢀ±ꢀ.005
(5,56ꢀ±ꢀ0,13)
SEEꢀ
POTENTIOMETERꢀ
MOUNTING
.642ꢀ
.018ꢀ±ꢀ.005ꢀ(0,46ꢀ±ꢀ0,13)
.052ꢀ±ꢀ.005ꢀ(1,32ꢀ±ꢀ0,13)
±ꢀ.015ꢀ
(16,31ꢀ
±ꢀ0,38)
GRAꢁHILLꢀORꢀCUSTOMERꢀPARTꢀNUMBER
MARKEDꢀONꢀSWITCHꢀCOVERꢀUPONꢀREQUEST.
MILITARꢁꢀNUMBERꢀMARKEDꢀONꢀALL
QUALIFIEDꢀSWITCHES
NON-TURNꢀTABꢀ
.125ꢀ±ꢀ.003ꢀ(3,18ꢀ±ꢀ0,08)ꢀWIDEꢀBꢁꢀ
.031ꢀ±ꢀ.003ꢀ(0,79ꢀ±ꢀ0,08)ꢀTHICK
INTEGRALꢀASSEMBLꢁꢀNUT,ꢀ
DOꢀNOTꢀREMOVE
3/8-32ꢀNEF-2AꢀTHREAD
BUSHINGꢀKEꢁWAꢁꢀ.066ꢀ±ꢀ.002ꢀ(1,68ꢀ±ꢀ0,05)ꢀ
WIDEꢀBꢁꢀ.036ꢀ±ꢀ.003ꢀ(0,91ꢀ±ꢀ0,08)ꢀDEEPꢀFROMꢀ
Aꢀ.375ꢀ(9,53)ꢀDIA.
Note: Commonꢀlocationsꢀforꢀaꢀsingleꢀpoleꢀperꢀ
ꢀ
deckꢀswitch.ꢀForꢀcommonꢀlocationꢀonꢀ
ꢀ
multipleꢀswitches,ꢀseeꢀcircuitꢀdiagram.
Nꢀmber
of
Decks
Approximate
Weight
Grams
Potentiometer Moꢀnting
Theꢀtwoꢀmountingꢀplatesꢀshownꢀbelowꢀareꢀsuppliedꢀwithꢀ
eachꢀswitch.
Dimension
A
.130 .003
(3,30 0,08)
DIA. (2)
ꢀ
1ꢀ
2ꢀ
3ꢀ
1.024ꢀ(26,01)ꢀ
1.370ꢀ(34,80)ꢀ
1.716ꢀ(43,59)ꢀ
60ꢀ
67ꢀ
74ꢀ
ꢀ
ꢀ
ꢀ
27.5
2
15
2
.245 .003
(6,22 0,08) R.
.437 .003
(11,10 0,08) R.
.098 .003
(2,49 0,08) DIA. (3)
Seriesꢀ54MꢀAdd-A-PotꢀSwitchꢀisꢀaꢀconcentricꢀ
shaftꢀ unitꢀ withꢀ provisionꢀ forꢀ potentiometerꢀ
mounting.ꢀOuterꢀshaftꢀoperatesꢀswitchꢀdecks.ꢀ
Innerꢀ shaftꢀ terminatesꢀ inꢀ taperedꢀ tongue,ꢀ
whichꢀallowsꢀanyꢀdesiredꢀpotentiometerꢀtoꢀbeꢀ
THROUGH BOLT
HOLE (2 EA.)
.261 .003
(6,63 0,08) DIA. (1)
15
2
9
.375 .003
(9,53 0,08) R.
2
1.265
(32,13)
DIA.
1.265
(32,13)
DIA.
Grayhillꢀpartꢀnumberꢀandꢀdateꢀcodeꢀmarkedꢀonꢀdetentꢀ
coverꢀlabel.ꢀCustomerꢀpartꢀnumberꢀmarkedꢀonꢀrequest.ꢀ
Militaryꢀpartꢀnumberꢀmarkedꢀwhenꢀrequired.
Moꢀnting Plate A
Moꢀnting Plate B
Grayhill, Inc.
• 561 Hillgrove Avenue • LaGrange, Illinois 60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com