PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

674-0053-000Transformer,power Autotransforme

Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems · NSN 5950-00-903-4357 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-903-4357 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-903-4357. Primary manufacturer part number: 674-0053-000.
Features
  • Transformer,power Autotransforme — FSC 5950
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
  • Frequency Rating: 360.0 HERTZ MINIMUM AND 440.0 HERTZ MAXIMUM SINGLE COMPONENT
  • Nominal Thread Size: 0.112 INCHES SINGLE GROUP IN
  • Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
  • Body Length: 1.625 INCHES NOMINAL IN
  • Mounting Facility Quantity: 4 SINGLE GROUP
  • Winding Operating Voltage: 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY INPUT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power Autotransforme, cataloged under National Stock Number 5950-00-903-4357, 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 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems. Government technical data includes 17 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-903-4357
Primary Part Number674-0053-000
Item NameTransformer,power Autotransforme
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerRockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
StatusACTIVE
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Frequency Rating360.0 HERTZ MINIMUM AND 440.0 HERTZ MAXIMUM SINGLE COMPONENT
Nominal Thread Size0.112 INCHES SINGLE GROUP IN
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Body Length1.625 INCHES NOMINAL IN
Mounting Facility Quantity4 SINGLE GROUP
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY INPUT
Body Height1.875 INCHES NOMINAL IN
Center to Center Distance Between Mounting Facilities Parallel to Length1.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Operating Voltage26.50 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY OUTPUT
Body Width1.250 INCHES NOMINAL IN
Terminal Type and Quantity3 WIRE HOOK
Winding Operating Current1.0 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY OUTPUT
Center to Center Distance Between Mounting Facilities Parallel to Width0.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Thread Quantity Per Inch40 SINGLE GROUP
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Inclosure TypeHERMETICALLY SEALED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
4730-00-925-45745601-12-12S INTERCHANGEABLE
Coupling Half,quick Disconnect
Danfoss Power Solutions II, Llc
5310-01-301-396641505 INTERCHANGEABLE
Washer,concave
Jergens Inc Div Tooling Components Division
6680-01-329-3539415-05 INTERCHANGEABLE
Indicator,sight,liquid
Ernst, John C & Co, Inc.
4810-01-479-518541512 INTERCHANGEABLE
Sleeve,directional Control Linea
Moog Inc. Dba Ampac-Isp Corp
5310-01-640-734941505 INTERCHANGEABLE
Washer,flat
Exlar Corporation
3010-01-670-291641505 INTERCHANGEABLE
Coupling Half,shaft
Lovejoy, Llc Div Lovejoy
Cross-Reference Index
Part NumberManufacturer
41505 Freed Transformer Co (USA)
BC3258 Ballastran Corp (USA)
674-0053-000 PRIMARY Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
HS480 Magnetika Inc (USA)
HS480 United Transformer Corp Sub of Opt Industries Inc (USA)
BC3258 Pegasus Inc (USA)
Related Parts
4730-00-925-4574INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
5601-12-12S
5310-01-301-3966INTERCHANGEABLE
WASHER,CONCAVE
41505
6680-01-329-3539INTERCHANGEABLE
INDICATOR,SIGHT,LIQUID
415-05
4810-01-479-5185INTERCHANGEABLE
SLEEVE,DIRECTIONAL CONTROL LINEA
41512
5310-01-640-7349INTERCHANGEABLE
WASHER,FLAT
41505
3010-01-670-2916INTERCHANGEABLE
COUPLING HALF,SHAFT
41505

Frequently Asked Questions

What is NSN 5950-00-903-4357?

NSN 5950-00-903-4357 is a Transformer,power Autotransforme, manufactured by Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-903-4357?

NSN 5950-00-903-4357 has 6 cross-referenced part numbers: 41505 (Freed Transformer Co), BC3258 (Ballastran Corp), 674-0053-000 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), HS480 (Magnetika Inc), HS480 (United Transformer Corp Sub of Opt Industries Inc) and 1 more.

What NSN replaces 5950-00-903-4357?

There are 6 known substitutes for 5950-00-903-4357: 4730-00-925-4574, 5310-01-301-3966, 6680-01-329-3539 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 674-0053-000?

Key specifications for 674-0053-000: Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP; Frequency Rating: 360.0 HERTZ MINIMUM AND 440.0 HERTZ MAXIMUM SINGLE COMPONENT; Nominal Thread Size: 0.112 INCHES SINGLE GROUP IN; Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT. 17 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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