PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

663290Transformer,power

Lockheed Martin Corporation Div Rms - Mitchel Field · NSN 5950-00-032-0416 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-032-0416 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-032-0416. Primary manufacturer part number: 663290.
Features
  • Transformer,power — FSC 5950
  • Terminal Type and Quantity: 8 SOLDER STUD
  • Winding Operating Current: 25.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
  • Winding Operating Voltage: 4.00 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
  • Mounting Method: THREADED STUD(S) SINGLE GROUP
  • Winding Function and Quantity: 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
  • Body Length: 1.688 INCHES MAXIMUM IN
  • Reliability Indicator: NOT ESTABLISHED
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-032-0416, 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 Lockheed Martin Corporation Div Rms - Mitchel Field. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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
NSN5950-00-032-0416
Primary Part Number663290
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerLockheed Martin Corporation Div Rms - Mitchel Field
StatusACTIVE
Terminal Type and Quantity8 SOLDER STUD
Winding Operating Current25.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
Winding Operating Voltage4.00 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Winding Function and Quantity1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
Body Length1.688 INCHES MAXIMUM IN
Reliability IndicatorNOT ESTABLISHED
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Inclosure TypeFULLY INCLOSED
Winding Operating Voltage30.00 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
Mounting Facility Quantity2 SINGLE GROUP
Distance Between Mounting Facility Centers1.187 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Nominal Thread Size0.138 INCHES SINGLE GROUP IN
Winding Shielding MethodCORE GROUNDED AND BROUGHT OUT TO TERMINAL AND INTERNAL SHIELD GROUNDED TO INCLOSURE AND BROUGHT OUT TO TERMINAL SINGLE COMPONENT
Frequency Rating400.0 HERTZ NOMINAL SINGLE COMPONENT
Body Outside Diameter1.344 INCHES MAXIMUM IN
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5930-00-253-74500481214 INTERCHANGEABLE
Switch,push-Pull
Agco Corp Parts Opn
5940-00-834-1638 INTERCHANGEABLE
Terminal Board
4820-00-858-0476599-5 INTERCHANGEABLE
Cock,poppet Drain
Lockheed Martin Corp
5360-00-966-99065995-1 INTERCHANGEABLE
Spring,helical,extension
The Boeing Company Div Legacy Am&m
1680-01-134-03225995 INTERCHANGEABLE
Bracket,inboard Detector
Meggitt Safety Systems Inc
5998-01-152-47751488831-000 INTERCHANGEABLE
Extender Card,electronic Test
Lockheed Martin Corporation Div Rotary and Mission Systems
4820-01-387-95505995-G501 INTERCHANGEABLE
Valve,purge
Howell Laboratories Inc Dba Howell Laboratories Inc
3460-01-479-15795995 INTERCHANGEABLE
Clamp,parallel,machinist's
Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution
5360-01-617-13535995 INTERCHANGEABLE
Spring,helical,compression
Matthew Warren, Inc. Dba Century Spring Corp. Div Century Spring Corp.
Cross-Reference Index
Part NumberManufacturer
5995 Precision Electronics, Inc (USA)
663290 PRIMARY Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
W2568 Cen Electronics a Div of Chloride Power Electronics Inc (USA)
Related Parts
5930-00-253-7450INTERCHANGEABLE
SWITCH,PUSH-PULL
0481214
5940-00-834-1638INTERCHANGEABLE
TERMINAL BOARD
4820-00-858-0476INTERCHANGEABLE
COCK,POPPET DRAIN
599-5
5360-00-966-9906INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
5995-1
1680-01-134-0322INTERCHANGEABLE
BRACKET,INBOARD DETECTOR
5995
5998-01-152-4775INTERCHANGEABLE
EXTENDER CARD,ELECTRONIC TEST
1488831-000
4820-01-387-9550INTERCHANGEABLE
VALVE,PURGE
5995-G501
3460-01-479-1579INTERCHANGEABLE
CLAMP,PARALLEL,MACHINIST'S
5995
5360-01-617-1353INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
5995

Frequently Asked Questions

What is NSN 5950-00-032-0416?

NSN 5950-00-032-0416 is a Transformer,power, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-032-0416?

NSN 5950-00-032-0416 has 3 cross-referenced part numbers: 5995 (Precision Electronics, Inc), 663290 (Lockheed Martin Corporation Div Rms - Mitchel Field), W2568 (Cen Electronics a Div of Chloride Power Electronics Inc).

What NSN replaces 5950-00-032-0416?

There are 9 known substitutes for 5950-00-032-0416: 5930-00-253-7450, 5940-00-834-1638, 4820-00-858-0476 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 663290?

Key specifications for 663290: Terminal Type and Quantity: 8 SOLDER STUD; Winding Operating Current: 25.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY; Winding Operating Voltage: 4.00 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY; Mounting Method: THREADED STUD(S) SINGLE GROUP. 18 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com