PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

90001A1974Transformer,power

Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service · NSN 5950-01-366-0078 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-366-0078 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-366-0078. Primary manufacturer part number: 90001A1974.
Features
  • Transformer,power — FSC 5950
  • Reliability Indicator: NOT ESTABLISHED
  • Maximum Operating Temp: 85.0 CELSIUS DEGC
  • Criticality Code Justification: FEAT
  • Body Width: 0.400 INCHES NOMINAL IN
  • Terminal Type and Quantity: 4 PIN
  • Mounting Method: TERMINAL SINGLE GROUP
  • Body Height: 0.700 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 5950-01-366-0078, 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 Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-01-366-0078
Primary Part Number90001A1974
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerMarine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service
StatusACTIVE
Reliability IndicatorNOT ESTABLISHED
Maximum Operating Temp85.0 CELSIUS DEGC
Criticality Code JustificationFEAT
Body Width0.400 INCHES NOMINAL IN
Terminal Type and Quantity4 PIN
Mounting MethodTERMINAL SINGLE GROUP
Body Height0.700 INCHES NOMINAL IN
Body Length0.690 INCHES NOMINAL IN
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Inclosure TypeFULLY INCLOSED
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5950-00-125-2490 INTERCHANGEABLE
Transformer,power
Cross-Reference Index
Part NumberManufacturer
43000216 Technology Dynamics, Inc. (USA)
90001A1974 PRIMARY Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service (USA)
Related Parts
5950-00-125-2490INTERCHANGEABLE
TRANSFORMER,POWER

Frequently Asked Questions

What is NSN 5950-01-366-0078?

NSN 5950-01-366-0078 is a Transformer,power, manufactured by Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-366-0078?

NSN 5950-01-366-0078 has 2 cross-referenced part numbers: 43000216 (Technology Dynamics, Inc.), 90001A1974 (Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service).

What NSN replaces 5950-01-366-0078?

There is 1 known substitute for 5950-01-366-0078: 5950-00-125-2490. Verify interchangeability with system specifications before substitution.

What are the specifications of 90001A1974?

Key specifications for 90001A1974: Reliability Indicator: NOT ESTABLISHED; Maximum Operating Temp: 85.0 CELSIUS DEGC; Criticality Code Justification: FEAT; Body Width: 0.400 INCHES NOMINAL IN. 13 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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