#R12B Battery Charging Transformer | Coils And Transformers

R12B

Power Transformer

NSN 5950-00-977-6056

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
009776056

Product Technical Spec.

Reliability Indicator:
Not established
Center To Center Distance Between Mounting Facilities Parallel To Length:
3.125 inches single mounting facility single center group
Center To Center Distance Between Mounting Facilities Parallel To Width:
2.500 inches single mounting facility single center group
Frequency Rating:
50.0 hertz single component or 60.0 hertz single component
Input-output Phase Relationship:
Single phase to single phase single component
Winding Shielding Method:
Internal shield grounded to inclosure single component
Body Length:
3.750 inches
Body Width:
3.125 inches
Body Height:
2.250 inches
Inclosure Type:
Fully enclosed
Mounting Facility Quantity:
4 single group
Mounting Method:
Threaded stud single group
Winding Function And Quantity:
1 primary single component and 3 secondary single component
Thready Qty Per Inch (tpi):
32 single group
Thread Size:
0.138 inches single group
Winding Operating Current:
2.0 amperes ac single component 2nd secondary
Winding Operating Current:
5.0 amperes ac single component 3rd secondary
Winding Operating Voltage:
115.00 ac volts single component single primary
Winding Operating Voltage:
275.00 ac volts single component 1st secondary
Winding Operating Voltage:
5.00 ac volts single component 2nd secondary
Winding Operating Voltage:
6.30 ac volts single component 3rd secondary
Thread Series Designator:
Unc single group
Terminal Type And Quantity:
10 wire lead
NSN:
5950-00-977-6056
Item Name:
Battery Charging Transformer
Cage Code:
0LG51

Cross Referenced Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
PEI 8862
Cage Code:
13483
RNCC:
5
RNVC:
2
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
R-12B
Cage Code:
04386
RNCC:
3
RNVC:
9
RNAAC:
TX
Status:
A
MSDS:
SADC:

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Pricing & Availability

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Catalog Drilldown
--- Electrical And Electronic Equipment Components
------ Coils And Transformers
--------- Power Transformers
------------ P/N R12B

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Last Updated: 07/26/2025