PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1654761Transformer,power

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 5950-00-660-4855 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-660-4855 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-660-4855. Primary manufacturer part number: 1654761.
Features
  • Transformer,power — FSC 5950
  • Reliability Indicator: NOT ESTABLISHED
  • Frequency Rating: 400.0 HERTZ NOMINAL SINGLE COMPONENT
  • Winding Operating Voltage: 330.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
  • Mounting Facility Quantity: 4 SINGLE GROUP
  • Body Width: 2.620 INCHES MAXIMUM IN
  • Center to Center Distance Between Mounting Facilities Parallel to Width: 1.860 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Nominal Thread Size: 0.138 INCHES SINGLE GROUP IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-660-4855, 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 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-660-4855
Primary Part Number1654761
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Reliability IndicatorNOT ESTABLISHED
Frequency Rating400.0 HERTZ NOMINAL SINGLE COMPONENT
Winding Operating Voltage330.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Mounting Facility Quantity4 SINGLE GROUP
Body Width2.620 INCHES MAXIMUM IN
Center to Center Distance Between Mounting Facilities Parallel to Width1.860 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Nominal Thread Size0.138 INCHES SINGLE GROUP IN
Winding Operating Current1.5 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Terminal Type and Quantity4 TAB, SOLDER LUG
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Body Length3.090 INCHES MAXIMUM IN
Inclosure TypeHERMETICALLY SEALED
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Body Height3.220 INCHES MAXIMUM IN
Center to Center Distance Between Mounting Facilities Parallel to Length2.290 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
3455-01-061-9011411C-20 INTERCHANGEABLE
Cutter,milling,end
Precision Industries Inc Sharpaloy Div
5999-01-063-4563M39029/35-276 INTERCHANGEABLE
Contact,electrical
Sae International Dba Sae International
5962-01-178-249742702 INTERCHANGEABLE
Microcircuit,digital
Raytheon Company Div Rmd Strategic
6150-01-212-708536890/A-FX-5/B-FX-5/C-FX-15-LP INTERCHANGEABLE
Cable Assembly,power,electrical,
Setra Systems, Inc. Dba Gems Sensors
6520-01-253-194942702 INTERCHANGEABLE
Wax,dental
Almore International Inc
5120-01-335-141421005 INTERCHANGEABLE
Punch,drive Pin
Mayhew Steel Products Inc
4720-01-337-721742702 INTERCHANGEABLE
Hose,nonmetallic
Ke Marine Inc Dba Ke Marine Inc
5995-01-463-44554270-2 INTERCHANGEABLE
Cable Assembly,radio Frequency
Tech Resources, Inc
5925-01-533-050742702 INTERCHANGEABLE
Circuit Breaker
Westerbeke Corporation
5935-01-549-5800RJFC2G INTERCHANGEABLE
Cover,electrical Connector
Amphenol Corp Div Amphenol Aerospace Operations
Cross-Reference Index
Part NumberManufacturer
1654761-2 Naval Sea Systems Command (USA)
1654761 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
L504000047 Lockheed Martin Librascope Corporation (USA)
TE8420 Transformer Engineers Co a Div of Standard Industries Inc (USA)
42702 Coast/advanced Chip Magnetics, Inc. (USA)
C7463 Electronic Transformer Corp Div Electronic Transformer Corporation (USA)
Related Parts
3455-01-061-9011INTERCHANGEABLE
CUTTER,MILLING,END
411C-20
5999-01-063-4563INTERCHANGEABLE
CONTACT,ELECTRICAL
M39029/35-276
5962-01-178-2497INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
42702
6150-01-212-7085INTERCHANGEABLE
CABLE ASSEMBLY,POWER,ELECTRICAL,
36890/A-FX-5/B-FX-5/C-FX-15-LP
6520-01-253-1949INTERCHANGEABLE
WAX,DENTAL
42702
5120-01-335-1414INTERCHANGEABLE
PUNCH,DRIVE PIN
21005
4720-01-337-7217INTERCHANGEABLE
HOSE,NONMETALLIC
42702
5995-01-463-4455INTERCHANGEABLE
CABLE ASSEMBLY,RADIO FREQUENCY
4270-2
5925-01-533-0507INTERCHANGEABLE
CIRCUIT BREAKER
42702
5935-01-549-5800INTERCHANGEABLE
COVER,ELECTRICAL CONNECTOR
RJFC2G

Frequently Asked Questions

What is NSN 5950-00-660-4855?

NSN 5950-00-660-4855 is a Transformer,power, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-660-4855?

NSN 5950-00-660-4855 has 6 cross-referenced part numbers: 1654761-2 (Naval Sea Systems Command), 1654761 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), L504000047 (Lockheed Martin Librascope Corporation), TE8420 (Transformer Engineers Co a Div of Standard Industries Inc), 42702 (Coast/advanced Chip Magnetics, Inc.) and 1 more.

What NSN replaces 5950-00-660-4855?

There are 10 known substitutes for 5950-00-660-4855: 3455-01-061-9011, 5999-01-063-4563, 5962-01-178-2497 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1654761?

Key specifications for 1654761: Reliability Indicator: NOT ESTABLISHED; Frequency Rating: 400.0 HERTZ NOMINAL SINGLE COMPONENT; Winding Operating Voltage: 330.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY; Mounting Facility Quantity: 4 SINGLE GROUP. 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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