PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

70391Transformer,power

Magnetek Inc Huntington Div · NSN 5950-00-064-8976 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-064-8976 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-064-8976. Primary manufacturer part number: 70391.
Features
  • Transformer,power — FSC 5950
  • Frequency Rating: 400.0 HERTZ NOMINAL SINGLE COMPONENT
  • Terminal Type and Quantity: 6 SOLDER STUD
  • Inclosure Type: FULLY INCLOSED
  • Reliability Indicator: NOT ESTABLISHED
  • Body Length: 1.400 INCHES NOMINAL IN
  • Winding Operating Voltage: 11.50 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
  • Body Width: 1.250 INCHES NOMINAL IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-064-8976, 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 Magnetek Inc Huntington Div. Government technical data includes 18 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
NSN5950-00-064-8976
Primary Part Number70391
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerMagnetek Inc Huntington Div
StatusACTIVE
Frequency Rating400.0 HERTZ NOMINAL SINGLE COMPONENT
Terminal Type and Quantity6 SOLDER STUD
Inclosure TypeFULLY INCLOSED
Reliability IndicatorNOT ESTABLISHED
Body Length1.400 INCHES NOMINAL IN
Winding Operating Voltage11.50 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Body Width1.250 INCHES NOMINAL IN
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Mounting MethodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Mounting Facility Quantity4 SINGLE GROUP
Center to Center Distance Between Mounting Facilities Parallel to Width0.800 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Shielding MethodINTERNAL SHIELD BROUGHT OUT TO TERMINAL SINGLE COMPONENT
Winding Operating Current400.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
Mounting Hole Diameter0.166 INCHES NOMINAL SINGLE GROUP IN
Body Height1.200 INCHES NOMINAL IN
Center to Center Distance Between Mounting Facilities Parallel to Length1.780 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
6645-00-343-825015657 INTERCHANGEABLE
Clockcase Assy
The Chelsea Clock Llc
4310-00-446-4419P51703 INTERCHANGEABLE
Pin,piston
Lexair Inc
5330-00-824-040515657 INTERCHANGEABLE
Gasket
Itt Marlow a Unit of Itt Pumps and Compressors Div
7690-01-185-3208 INTERCHANGEABLE
Marker,identification
5305-01-195-02712487939G001 INTERCHANGEABLE
Screw,externally Relieved Body
L3harris Technologies, Inc.
5342-01-354-966115657 INTERCHANGEABLE
Cap,filler Opening
Liftking Manufacturing Corp
5340-01-495-932215657 INTERCHANGEABLE
Bracket,mounting
Honeywell International Inc. Dba Honeywell Div Aerospace -Olathe Hums Div
3040-01-518-479615657 INTERCHANGEABLE
Shaft,straight
Climax Portable Machine Tools, Inc
5895-01-678-011170391 INTERCHANGEABLE
Monitor,radio Frequency
Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq
Cross-Reference Index
Part NumberManufacturer
70391 Magnetek Inc Huntington Div (USA)
905137-1 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
15657 Robert M. Hadley Company, Inc. (USA)
70391 Magnetek Inc Lighting Products Group (USA)
Related Parts
6645-00-343-8250INTERCHANGEABLE
CLOCKCASE ASSY
15657
4310-00-446-4419INTERCHANGEABLE
PIN,PISTON
P51703
5330-00-824-0405INTERCHANGEABLE
GASKET
15657
7690-01-185-3208INTERCHANGEABLE
MARKER,IDENTIFICATION
5305-01-195-0271INTERCHANGEABLE
SCREW,EXTERNALLY RELIEVED BODY
2487939G001
5342-01-354-9661INTERCHANGEABLE
CAP,FILLER OPENING
15657
5340-01-495-9322INTERCHANGEABLE
BRACKET,MOUNTING
15657
3040-01-518-4796INTERCHANGEABLE
SHAFT,STRAIGHT
15657
5895-01-678-0111INTERCHANGEABLE
MONITOR,RADIO FREQUENCY
70391

Frequently Asked Questions

What is NSN 5950-00-064-8976?

NSN 5950-00-064-8976 is a Transformer,power, manufactured by Magnetek Inc Huntington Div, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-064-8976?

NSN 5950-00-064-8976 has 4 cross-referenced part numbers: 70391 (Magnetek Inc Huntington Div), 905137-1 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 15657 (Robert M. Hadley Company, Inc.), 70391 (Magnetek Inc Lighting Products Group).

What NSN replaces 5950-00-064-8976?

There are 9 known substitutes for 5950-00-064-8976: 6645-00-343-8250, 4310-00-446-4419, 5330-00-824-0405 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 70391?

Key specifications for 70391: Frequency Rating: 400.0 HERTZ NOMINAL SINGLE COMPONENT; Terminal Type and Quantity: 6 SOLDER STUD; Inclosure Type: FULLY INCLOSED; Reliability Indicator: NOT ESTABLISHED. 18 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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