PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

905591-1Transformer,power

Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp · NSN 5950-01-014-1265 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-014-1265 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-014-1265. Primary manufacturer part number: 905591-1.
Features
  • Transformer,power — FSC 5950
  • Reliability Indicator: NOT ESTABLISHED
  • Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
  • Frequency Rating: 400.0 HERTZ NOMINAL SINGLE COMPONENT
  • Winding Operating Current: 500.0 MILLIAMPERES AC MINIMUM AND 750.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
  • Mounting Method: THREADED HOLE(S) SINGLE GROUP
  • Terminal Type and Quantity: 12 TURRET
  • Inclosure Type: FULLY INCLOSED
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-01-014-1265, 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. Government technical data includes 19 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-01-014-1265
Primary Part Number905591-1
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
StatusACTIVE
Reliability IndicatorNOT ESTABLISHED
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Frequency Rating400.0 HERTZ NOMINAL SINGLE COMPONENT
Winding Operating Current500.0 MILLIAMPERES AC MINIMUM AND 750.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
Mounting MethodTHREADED HOLE(S) SINGLE GROUP
Terminal Type and Quantity12 TURRET
Inclosure TypeFULLY INCLOSED
Center to Center Distance Between Mounting Facilities Parallel to Length1.050 INCHES MINIMUM AND 1.070 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Nominal Thread Size0.138 INCHES SINGLE GROUP IN
Winding Shielding MethodEXTERNAL INCLOSURE SINGLE COMPONENT
Body Height2.870 INCHES MAXIMUM IN
Winding Operating Voltage20.00 AC VOLTS NOMINAL AND 40.00 AC VOLTS NOMINAL AND 66.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Winding Operating Voltage0.60 AC VOLTS NOMINAL AND 2.10 AC VOLTS NOMINAL AND 5.09 AC VOLTS NOMINAL AND 10.18 AC VOLTS NOMINAL AND 11.38 AC VOLTS NOMINAL AND 12.28 AC VOLTS NOMINAL AND 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Body Width1.625 INCHES MAXIMUM IN
Mounting Facility Quantity4 SINGLE GROUP
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Center to Center Distance Between Mounting Facilities Parallel to Width0.870 INCHES MINIMUM AND 0.890 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Body Length1.690 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5950-00-111-855717855 INTERCHANGEABLE
Coil,radio Frequency
Vanguard Electronics, Llc
5307-00-194-88831WX18 INTERCHANGEABLE
Stud,shouldered
Oshkosh Defense Llc
5330-00-254-564717855 INTERCHANGEABLE
Gasket
Dana Automotive Systems Group, Llc Dba Dana Sealing Products
5961-00-451-5177 INTERCHANGEABLE
Transistor
5945-00-764-1920214BL4 INTERCHANGEABLE
Relay,electromagnetic
Seacon Brantner & Associates Dba Seacon Giannini
5961-00-938-7655 INTERCHANGEABLE
Transistor
7045-01-433-869217855 INTERCHANGEABLE
Organizer,cd Rom
Allsop Inc
6515-01-590-2661324.084 INTERCHANGEABLE
Insert,wire,bone
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
6150-01-675-587240608 INTERCHANGEABLE
Lead,electrical
United States Department of the Navy Dba Naval Surface Warfare Center Panama City
Cross-Reference Index
Part NumberManufacturer
905591-1 A.e.york, Llc (USA)
905591-1 PRIMARY Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
40608 Coast/advanced Chip Magnetics, Inc. (USA)
17855 Robert M. Hadley Company, Inc. (USA)
Related Parts
5950-00-111-8557INTERCHANGEABLE
COIL,RADIO FREQUENCY
17855
5307-00-194-8883INTERCHANGEABLE
STUD,SHOULDERED
1WX18
5330-00-254-5647INTERCHANGEABLE
GASKET
17855
5961-00-451-5177INTERCHANGEABLE
TRANSISTOR
5945-00-764-1920INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
214BL4
5961-00-938-7655INTERCHANGEABLE
TRANSISTOR
7045-01-433-8692INTERCHANGEABLE
ORGANIZER,CD ROM
17855
6515-01-590-2661INTERCHANGEABLE
INSERT,WIRE,BONE
324.084
6150-01-675-5872INTERCHANGEABLE
LEAD,ELECTRICAL
40608

Frequently Asked Questions

What is NSN 5950-01-014-1265?

NSN 5950-01-014-1265 is a Transformer,power, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-014-1265?

NSN 5950-01-014-1265 has 4 cross-referenced part numbers: 905591-1 (A.e.york, Llc), 905591-1 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 40608 (Coast/advanced Chip Magnetics, Inc.), 17855 (Robert M. Hadley Company, Inc.).

What NSN replaces 5950-01-014-1265?

There are 9 known substitutes for 5950-01-014-1265: 5950-00-111-8557, 5307-00-194-8883, 5330-00-254-5647 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 905591-1?

Key specifications for 905591-1: Reliability Indicator: NOT ESTABLISHED; Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT; Frequency Rating: 400.0 HERTZ NOMINAL SINGLE COMPONENT; Winding Operating Current: 500.0 MILLIAMPERES AC MINIMUM AND 750.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY. 19 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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