Amphenol SJT
Features,ꢀSpecifications
Amphenol
Aerospace
Amphenol® SJT connectors combine unique design features of the
scoop-proof LJT series within standard mounting dimensions of JT types.
Available in a wide range of shell sizes, finishes, insert arrangements
and accessories.
38999
III
HD
Dualok
Components
II
I
Standardꢀconnectorsꢀuseꢀaluminumꢀshells.ꢀꢀStandardꢀplatingꢀonꢀshellꢀcomponentsꢀisꢀ
cadmiumꢀoverꢀnickelꢀwithꢀmanyꢀoptionalꢀfinishesꢀavailable.ꢀꢀAꢀdependableꢀ5-key/keywayꢀshellꢀ
polarizationꢀwithꢀbayonet-lockꢀcouplingꢀisꢀincorporatedꢀtoꢀaidꢀandꢀassureꢀpositiveꢀmating.
SJT
Accessories
Aquacon
Herm/Seal
PCB
Theꢀinsertꢀmaterialꢀisꢀaꢀhigh-temperature,ꢀrigidꢀdielectricꢀpolymerꢀprovidingꢀexcellentꢀelectricalꢀcharacteristics.ꢀ
Aꢀfluorinatedꢀsiliconeꢀinterfacialꢀsealꢀisꢀfeaturedꢀonꢀtheꢀmatingꢀfaceꢀofꢀtheꢀpinꢀinserts,ꢀassuringꢀcompleteꢀ
electricalꢀisolationꢀofꢀtheꢀpinsꢀwhenꢀconnectorꢀhalvesꢀareꢀmated.ꢀꢀContrastingꢀletterꢀorꢀnumberꢀ
designationsꢀareꢀusedꢀonꢀtheꢀinsertꢀfaces.ꢀꢀAꢀmainꢀjointꢀgasketꢀisꢀinstalledꢀinꢀtheꢀreceptaclesꢀꢀ
SJT features:
forꢀmoistureꢀsealingꢀbetweenꢀconnectorꢀhalves.
•ꢀ 100%ꢀscoop-proofꢀdesignꢀ–ꢀbasicꢀꢀ
ꢀ MIL-DTL-38999ꢀSeriesꢀI*ꢀlengthsꢀ
Serratedꢀandꢀthreadedꢀshells,ꢀwithꢀaꢀmoistureꢀsealingꢀpilotꢀforꢀbackꢀshells,ꢀacceptꢀaꢀwideꢀꢀ
rangeꢀofꢀaccessories.
HIgH
SPꢀꢀD
•ꢀ Standardꢀmountingꢀdimensionsꢀꢀ
ꢀ –ꢀMIL-DTL-38999,ꢀSeriesꢀII**ꢀꢀ
ꢀ dimensionsꢀ
Hermeticꢀsealꢀreceptaclesꢀareꢀavailableꢀinꢀcarbonꢀsteelꢀorꢀstainlessꢀsteelꢀshells.ꢀꢀ
Fiber
Optics
Contacts
•ꢀ ComplianceꢀwithꢀEuropeanꢀꢀ
ꢀ Specificationsꢀ–ꢀꢀPAN6433-2,ꢀꢀ
ꢀ LN29729,ꢀVG96912
Contacts
Connectors
Cables
Rearꢀinsertable/rearꢀreleaseꢀcrimpꢀcontactsꢀareꢀstandardꢀinꢀSJTꢀconnectors.ꢀꢀPowerꢀcontactsꢀꢀ
areꢀavailableꢀinꢀsizesꢀ10,ꢀ12,ꢀ16,ꢀ20,ꢀ22Mꢀandꢀ22D.ꢀꢀAllꢀsocketꢀcontactsꢀareꢀprobeꢀproof.ꢀꢀꢀ
Standardꢀcontactꢀplatingꢀisꢀ50ꢀmµꢀminimumꢀgold.ꢀCoaxialꢀcontactsꢀareꢀavailableꢀinꢀsizesꢀ8,ꢀ12ꢀꢀ
andꢀ16ꢀtoꢀaccommodateꢀaꢀwideꢀrangeꢀofꢀcoaxialꢀcables;ꢀseeꢀCoaxialꢀcontactꢀinformationꢀinꢀtheꢀꢀ
HighꢀSpeedꢀContactꢀsectionꢀofꢀthisꢀcatalog.ꢀꢀSizeꢀ8ꢀandꢀ12ꢀTwinaxꢀcontactsꢀareꢀalsoꢀavailable;ꢀseeꢀꢀ
ConcentricꢀTwinaxꢀcontactꢀinformationꢀinꢀtheꢀHighꢀSpeedꢀContactꢀsectionꢀofꢀthisꢀcatalog.
Optional Features
SpecialꢀadaptationsꢀofꢀtheꢀSJTꢀareꢀavailableꢀforꢀhermeticꢀandꢀhighꢀtemperatureꢀapplications.ꢀTheꢀSJTSꢀhighꢀ
temperatureꢀconnectorꢀisꢀratedꢀatꢀ392°F.ꢀSJTꢀhermeticꢀreceptaclesꢀareꢀdescribedꢀonꢀpageꢀ104.
Specials
Specialꢀtypesꢀareꢀavailable,ꢀsuchꢀasꢀconnectorsꢀlessꢀcontactsꢀandꢀcircularꢀrackꢀandꢀpanelꢀconnectorsꢀwithꢀ
solderlessꢀwrapꢀcontacts.ꢀAꢀcompleteꢀlistingꢀofꢀconnectorꢀtypes,ꢀshellꢀstylesꢀandꢀserviceꢀclassesꢀappearsꢀonꢀ
pageꢀ99,ꢀHowꢀtoꢀOrder.ꢀꢀ
Forꢀfurtherꢀinformationꢀonꢀspecialꢀapplicationꢀrequirements,ꢀcontactꢀanꢀAmphenolꢀSalesꢀPersonꢀorꢀvisitꢀꢀ
www.amphenol-aerospace.comꢀforꢀmoreꢀinformation.ꢀ
ꢀ*MIL-DTL-38999ꢀSeriesꢀIꢀsupersedesꢀMIL-C-38999ꢀSeriesꢀI.
**MIL-DTL-38999ꢀSeriesꢀIIIꢀsupersedesꢀMIL-C-38999ꢀSeriesꢀIII.
CONTACT RATING
TestꢀCurrent
CrimpꢀWellꢀData
Wellꢀ
Maximumꢀ
Millivoltꢀ
Maximumꢀ
MillivoltꢀDropꢀ
Hermetic
Contactꢀ
Size
Contactꢀ
Size
Min.ꢀ
Standard
Hermetic DropꢀCrimp*
Diameter
WellꢀDepth
22M
22D
22
20
16
3
5
5
2
3
3
45
73
73
55
49
42
33
60
85
85
60
85
85
NA
22M
22D
22
20
16
.028ꢀ±.001
.0345ꢀ±.0010
.0365ꢀ±.0010
.047ꢀ±.001
.067ꢀ±.001
.100ꢀ±.002
.137ꢀ±.002
.141
.141
.141
.209
.209
.209
.355
ꢀ ꢀ 7.5
13
23
33
5
10
17
NA
12
12
10ꢀPower
*ꢀ Whenꢀusingꢀsilverꢀplatedꢀwire
10ꢀ(Power)
SERVICE RATING**
SuggestedꢀOperatingꢀVoltageꢀ
(SeaꢀLevel)
Serviceꢀ
Rating
TestꢀVoltageꢀ
(SeaꢀLevel)
TestꢀVoltageꢀ
TestꢀVoltageꢀ
70,000ꢀFt.
TestꢀVoltageꢀ
110,000ꢀFt.
ACꢀ(RMS)
400
DC
50,000ꢀFt.
550ꢀVRMS
400ꢀVRMS
600ꢀVRMS
800ꢀVRMS
M
N
I
ꢀ 550
ꢀ 450
ꢀ 850
1250
1300ꢀVRMS
1000ꢀVRMS
1800ꢀVRMS
2300ꢀVRMS
350ꢀVRMS
260ꢀVRMS
400ꢀVRMS
500ꢀVRMS
200ꢀVRMS
200ꢀVRMS
200ꢀVRMS
200ꢀVRMS
300
600
II
900
**ꢀPleaseꢀnoteꢀthatꢀtheꢀestablishmentꢀofꢀelectricalꢀsafetyꢀfactorsꢀisꢀleftꢀentirelyꢀinꢀtheꢀdesigner’sꢀhands,ꢀsinceꢀheꢀisꢀinꢀtheꢀbestꢀpossibleꢀ
positionꢀtoꢀknowꢀwhatꢀpeakꢀvoltage,ꢀswitchingꢀsurges,ꢀtransients,ꢀetc.,ꢀcanꢀbeꢀexpectedꢀinꢀaꢀparticularꢀcircuit.
ꢀ
98
ContactꢀAmphenolꢀAerospaceꢀforꢀmoreꢀinformationꢀatꢀ800-678-0141ꢀꢀ•ꢀꢀwww.amphenol-aerospace.com
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