#55-90851-1 Voltage Regulating Power Transformer | Coils And Transformers

55-90851-1

Power Transformer

NSN 5950-00-897-8781

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
008978781

Technical Specifications of NSN

Reliability Indicator:
Not established
Center To Center Distance Between Mounting Facilities Parallel To Length:
3.250 inches single mounting facility single center group
Center To Center Distance Between Mounting Facilities Parallel To Width:
2.750 inches single mounting facility single center group
Mounting Slot Width:
0.228 inches single group
Frequency Rating:
60.0 hertz single component
Input-output Phase Relationship:
Single phase to single phase single component
Winding Shielding Method:
Internal shield grounded to core and brought out to terminal single component
Body Length:
4.875 inches
Body Width:
3.875 inches
Body Height:
4.937 inches
Inclosure Type:
Hermetically sealed
Mounting Facility Quantity:
4 single group
Mounting Method:
Flange single group and slot single group
Winding Function And Quantity:
1 primary single component and 4 secondary single component
Winding Operating Current:
2.0 amperes ac single component 2nd secondary
Winding Operating Current:
6.0 amperes ac single component 3rd secondary
Winding Operating Voltage:
115.00 ac volts single component single primary
Winding Operating Voltage:
247.50 ac volts single component 4th secondary and 990.00 ac volts single component 4th secondary
Winding Operating Voltage:
5.00 ac volts single component 2nd secondary
Winding Operating Voltage:
685.00 ac volts single component 1st secondary
Winding Operating Voltage:
6.30 ac volts single component 3rd secondary
Terminal Type And Quantity:
13 tab, solder lug
NSN:
5950-00-897-8781
Item Name:
Transformer,power,voltage Regulating
Cage Code:
04655

Other Related Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
55-90851-1ISSUEA
Cage Code:
04655
RNCC:
5
RNVC:
2
RNAAC:
XX
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 55-90851-1

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Last Updated: 08/06/2025