#EF503A Main Converter Transformer | Coils And Transformers

EF503A

Power Transformer

NSN 5950-00-837-5476

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
008375476

Technical Specifications of NSN

Reliability Indicator:
Not established
Frequency Rating:
400.0 hertz single component
Input-output Phase Relationship:
Single phase to single phase single component
Body Length:
2.031 inches
Body Width:
1.000 inches
Body Height:
1.438 inches
Distance Between Mounting Facility Centers:
1.438 inches single mounting facility single center group
Inclosure Type:
Hermetically sealed
Mounting Facility Quantity:
2 single group
Mounting Method:
Threaded stud single group
Winding Function And Quantity:
1 primary single component and 3 secondary single component
Thread Size:
0.138 inches single group
Winding Operating Current:
100.0 milliamperes ac single component 1st secondary
Winding Operating Current:
200.0 milliamperes ac single component 2nd secondary
Winding Operating Current:
25.0 milliamperes ac single component 3rd secondary
Winding Operating Voltage:
135.00 ac volts single component 3rd secondary and 150.00 ac volts single component 3rd secondary
Winding Operating Voltage:
115.00 ac volts single component single primary
Winding Operating Voltage:
26.00 ac volts single component 2nd secondary
Winding Operating Voltage:
60.00 ac volts single component 1st secondary
Thread Series Designator:
Unc single group
Terminal Type And Quantity:
10 wire hook
NSN:
5950-00-837-5476
Item Name:
Transformer,main Converter
Cage Code:
51181

Other Related Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
99971SCEE103-1
Cage Code:
26512
RNCC:
5
RNVC:
2
RNAAC:
KE
Status:
A
MSDS:
SADC:

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Catalog Drilldown
--- Electrical And Electronic Equipment Components
------ Coils And Transformers
--------- Power Transformers
------------ P/N EF503A

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Last Updated: 04/30/2025