#MIL-PRF-390193 Overload Switch | Circuit Breakers

MIL-PRF-390193

Circuit Breaker

NSN 5925-01-512-8731

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
015128731

Product Features

2 mounting screws to enhance vibration resistance; circuit breaker furnished with nonturn devise

Product Technical Spec.

Body Style:
Multipole-single actuator type
Bushing Length:
Between 0.332 inches and 0.380 inches
Body Length:
1.562 inches
Body Width:
1.281 inches
Case Material:
Metal
Center To Center Distance Between Terminals Parallel To Length:
0.906 inches
Center To Center Distance Between Terminals Parallel To Width:
0.625 inches
Nonturn Device Location:
At 12 oclock
Nonturn Device Radius:
0.325 inches
End Application:
Aft steering unit
Mounting Surface To Terminal End Distance:
1.950 inches
Pole Quantity:
2
Mounting Facility Type And Quantity:
1 threaded bushing w/panel seal
Features Provided:
High inrush protection
Maximum Continuous Load Current Rating Per Pole:
10.0 amperes ac all locations and 10.0 amperes dc all locations
Operating Voltage Type And Rating Per Pole In Volts:
50.0 dc all locations and 240.0 ac all locations
Maximum Interrupting Capacity Current Type And Rating Per Pole In Amps:
300.0 ac all locations and 500.0 dc all locations
Circuit Protection Type:
Overcurrent all locations
Trip Release Method:
Magnetic all locations
Trip Release Characteristic:
Time delay all locations
Ultimate Trip Rating Of Continuous Current Rating Per Pole In Percent:
135.0 all locations
Ultimate Trip Time Per Pole In Seconds:
3.000 all locations and 60.000 all locations
Reset Method:
Manual
Main Contact Tripping Mechanism Type:
Trip free
Manual Actuator Type And Quantity:
1 toggle
Actuator Function:
Trip-reset
Actuator Position Designation:
Between pole one and two
Internal Trip Release Configuration:
Series trip all locations
Thread Size:
0.375 inches
Trip Delay Time In Seconds Per Rated Continuous Current:
0.500 at 200 pct all locations and 9.000 at 200 pct all locations
Frequency In Hertz:
60.0 all locations or 400.0 all locations
Test Data Document:
81349-mil-prf-39019 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).
Thread Series Designator:
Unef
Terminal Type And Quantity:
4 tab w/screw
Specification Data:
81349-mil-prf-39019/3 government specification
NSN:
5925-01-512-8731
Item Name:
Overload Switch
Cage Code:
81349

Cross Referenced Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
1983140 ITEM 52
Cage Code:
03956
RNCC:
C
RNVC:
1
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
AC
Part Number:
M39019/03-333S
Cage Code:
81349
RNCC:
2
RNVC:
2
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
MIL-PRF-39019/03-333S
Cage Code:
81349
RNCC:
5
RNVC:
9
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
MIL-PRF-39019/03-333S
Cage Code:
81349
RNCC:
5
RNVC:
9
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
1983140 ITEM 52
Cage Code:
03956
RNCC:
C
RNVC:
1
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
AC
Part Number:
M39019/03-333S
Cage Code:
81349
RNCC:
2
RNVC:
2
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
MIL-PRF-39019/03-333S
Cage Code:
81349
RNCC:
5
RNVC:
9
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
1983140 ITEM 52
Cage Code:
03956
RNCC:
C
RNVC:
1
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
AC
Part Number:
M39019/03-333S
Cage Code:
81349
RNCC:
2
RNVC:
2
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
MIL-PRF-39019/03-333S
Cage Code:
81349
RNCC:
5
RNVC:
9
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
1983140 ITEM 52
Cage Code:
03956
RNCC:
C
RNVC:
1
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
AC
Part Number:
M39019/03-333S
Cage Code:
81349
RNCC:
2
RNVC:
2
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
MIL-PRF-39019/03-333S
Cage Code:
81349
RNCC:
5
RNVC:
9
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
1983140 ITEM 52
Cage Code:
03956
RNCC:
C
RNVC:
1
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
AC
Part Number:
M39019/03-333S
Cage Code:
81349
RNCC:
2
RNVC:
2
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
MIL-PRF-39019/03-333S
Cage Code:
81349
RNCC:
5
RNVC:
9
RNAAC:
ZZ
Status:
A
MSDS:
SADC:

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Catalog Drilldown
--- Electrical And Electronic Equipment Components
------ Circuit Breakers
--------- Circuit Breakers
------------ P/N MIL-PRF-390193

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Last Updated: 01/20/2025