PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

51954Transformer,power

Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple · NSN 5950-00-681-7250 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-681-7250 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-681-7250. Primary manufacturer part number: 51954.
Features
  • Transformer,power — FSC 5950
  • Mounting Method: THREADED STUD(S) SINGLE GROUPUNABLE TO DECODE
  • Winding Operating Current: UNABLE TO DECODE2.0 AMPERES AC NOMINAL SINGLE COMPONENT FIRST SECONDARY
  • Mounting Facility Quantity: 4 SINGLE GROUPUNABLE TO DECODE
  • Winding Operating Current: UNABLE TO DECODE1.2 AMPERES AC NOMINAL SINGLE COMPONENT FOURTH SECONDARY
  • Winding Operating Current: UNABLE TO DECODE2.54 AMPERES AC NOMINAL SINGLE COMPONENT SECOND SECONDARY
  • Body Length: 3.563 INCHES MAXIMUM IN
  • Winding Operating Voltage: 6.30 AC VOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-681-7250, is classified within Federal Supply Class 5950 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-681-7250
Primary Part Number51954
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
StatusACTIVE
Mounting MethodTHREADED STUD(S) SINGLE GROUPUNABLE TO DECODE
Winding Operating CurrentUNABLE TO DECODE2.0 AMPERES AC NOMINAL SINGLE COMPONENT FIRST SECONDARY
Mounting Facility Quantity4 SINGLE GROUPUNABLE TO DECODE
Winding Operating CurrentUNABLE TO DECODE1.2 AMPERES AC NOMINAL SINGLE COMPONENT FOURTH SECONDARY
Winding Operating CurrentUNABLE TO DECODE2.54 AMPERES AC NOMINAL SINGLE COMPONENT SECOND SECONDARY
Body Length3.563 INCHES MAXIMUM IN
Winding Operating Voltage6.30 AC VOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY
Winding Power RatingUNABLE TO DECODE16.0 VOLTS-AMPERES SINGLE COMPONENT SECOND SECONDARY
Inclosure TypeHERMETICALLY SEALED
Center to Center Distance Between Mounting Facilities Parallel to Width2.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUPUNABLE TO DECODE IN
Winding Power RatingUNABLE TO DECODE10.0 VOLTS-AMPERES SINGLE COMPONENT FIRST SECONDARY
Frequency Rating400.0 HERTZ NOMINAL SINGLE COMPONENTUNABLE TO DECODE
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENTUNABLE TO DECODE
Winding Operating VoltageUNABLE TO DECODE5.00 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
Winding Operating Voltage50.00 AC VOLTS NOMINAL SINGLE COMPONENT FOURTH SECONDARY
Center to Center Distance Between Mounting Facilities Parallel to Length2.625 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUPUNABLE TO DECODE IN
Winding Operating CurrentUNABLE TO DECODE3.02 AMPERES AC NOMINAL SINGLE COMPONENT THIRD SECONDARY
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Winding Power RatingUNABLE TO DECODE19.0 VOLTS-AMPERES SINGLE COMPONENT THIRD SECONDARY
Reliability IndicatorNOT ESTABLISHED
Maximum Transformer Power Rating205.0 VOLT-AMPERE SINGLE COMPONENTUNABLE TO DECODE
Nominal Thread Size0.164 INCHES SINGLE GROUPUNABLE TO DECODE IN
Maximum Operating Temp105.0 CELSIUS DEGC
Winding Power RatingUNABLE TO DECODE60.0 VOLTS-AMPERES SINGLE COMPONENT FOURTH SECONDARY
Body Width3.063 INCHES MAXIMUM IN
Terminal Type and Quantity14 TURRET
Winding Operating VoltageUNABLE TO DECODE
Winding Operating VoltageUNABLE TO DECODE
Winding Operating VoltageUNABLE TO DECODE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
2940-00-073-3316158139 INTERCHANGEABLE
Filter Element,fluid
Cummins Inc.
4730-00-928-7402C910-4 INTERCHANGEABLE
Elbow,tube
Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company
6625-01-302-99194981A100091-3 ITEM 93 INTERCHANGEABLE
Meter,special Scale
L-3 Communications Westwood Corporation Dba Edi Division Div Tano Division
2590-01-379-456851954 INTERCHANGEABLE
Winch,drum,vehicle Mounting
DP Manufacturing Inc.
4920-01-491-524951954 INTERCHANGEABLE
Thermopile,aircraft
Electro Impulse Laboratory Inc Dba Electro Impulse Inc
Cross-Reference Index
Part NumberManufacturer
51954 Northrop Grumman Systems Corporation Div Es Defensive Systems Division (USA)
51954 PRIMARY Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA)
51954 Drs Sustainment Systems, Inc. (USA)
51954 Associated Aircraft Manufacturing & Sales, Inc. Dba Associated Aircraft Manufacturing & Sales Inc (USA)
Related Parts
2940-00-073-3316INTERCHANGEABLE
FILTER ELEMENT,FLUID
158139
4730-00-928-7402INTERCHANGEABLE
ELBOW,TUBE
C910-4
6625-01-302-9919INTERCHANGEABLE
METER,SPECIAL SCALE
4981A100091-3 ITEM 93
2590-01-379-4568INTERCHANGEABLE
WINCH,DRUM,VEHICLE MOUNTING
51954
4920-01-491-5249INTERCHANGEABLE
THERMOPILE,AIRCRAFT
51954

Frequently Asked Questions

What is NSN 5950-00-681-7250?

NSN 5950-00-681-7250 is a Transformer,power, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-681-7250?

NSN 5950-00-681-7250 has 4 cross-referenced part numbers: 51954 (Northrop Grumman Systems Corporation Div Es Defensive Systems Division), 51954 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple), 51954 (Drs Sustainment Systems, Inc.), 51954 (Associated Aircraft Manufacturing & Sales, Inc. Dba Associated Aircraft Manufacturing & Sales Inc).

What NSN replaces 5950-00-681-7250?

There are 5 known substitutes for 5950-00-681-7250: 2940-00-073-3316, 4730-00-928-7402, 6625-01-302-9919 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 51954?

Key specifications for 51954: Mounting Method: THREADED STUD(S) SINGLE GROUPUNABLE TO DECODE; Winding Operating Current: UNABLE TO DECODE2.0 AMPERES AC NOMINAL SINGLE COMPONENT FIRST SECONDARY; Mounting Facility Quantity: 4 SINGLE GROUPUNABLE TO DECODE; Winding Operating Current: UNABLE TO DECODE1.2 AMPERES AC NOMINAL SINGLE COMPONENT FOURTH SECONDARY. 30 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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