PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

204-18358-1Transformer,power

The Boeing Company Div Defense · NSN 5950-01-012-0612 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-012-0612 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-012-0612. Primary manufacturer part number: 204-18358-1.
Features
  • Transformer,power — FSC 5950
  • Reliability Indicator: NOT ESTABLISHED
  • Winding Operating Current: 1.0 AMPERES DC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
  • Adjustment Device Drive Type: SHAFT SINGLE COMPONENT
  • Adjustment Method and Quantity: 5 ADJUSTABLE CONTROL SINGLE COMPONENT
  • Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
  • Terminal Type and Quantity: 5 THREADED STUD
  • Mounting Facility Quantity: 1 SINGLE GROUP
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-01-012-0612, 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 The Boeing Company Div Defense. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-01-012-0612
Primary Part Number204-18358-1
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerThe Boeing Company Div Defense
StatusACTIVE
Reliability IndicatorNOT ESTABLISHED
Winding Operating Current1.0 AMPERES DC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
Adjustment Device Drive TypeSHAFT SINGLE COMPONENT
Adjustment Method and Quantity5 ADJUSTABLE CONTROL SINGLE COMPONENT
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Terminal Type and Quantity5 THREADED STUD
Mounting Facility Quantity1 SINGLE GROUP
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT ALL WINDING
Frequency Rating380.0 HERTZ MINIMUM AND 420.0 HERTZ MAXIMUM SINGLE COMPONENT
Overall Diameter2.060 INCHES NOMINAL IN
Nominal Thread Size0.375 INCHES SINGLE GROUP IN
Mounting MethodUNTHREADED STUD SINGLE GROUP
Thread Quantity Per Inch32 SINGLE GROUP
Inclosure TypeFULLY INCLOSED
Thread Series DesignatorUNEF SINGLE GROUP
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Criticality Code JustificationFEAT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3020-00-118-3670C-26483 INTERCHANGEABLE
Gear,spur
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
2530-00-383-4834 INTERCHANGEABLE
Cap
Cross-Reference Index
Part NumberManufacturer
26483 Oeco, Llc Dba Pacific Scientific Oeco Div Fire Safety and Power Systems (USA)
204-18358-1 PRIMARY The Boeing Company Div Defense (USA)
204-18358 The Boeing Company Div Defense (USA)
Related Parts
3020-00-118-3670INTERCHANGEABLE
GEAR,SPUR
C-26483
2530-00-383-4834INTERCHANGEABLE
CAP

Frequently Asked Questions

What is NSN 5950-01-012-0612?

NSN 5950-01-012-0612 is a Transformer,power, manufactured by The Boeing Company Div Defense, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-012-0612?

NSN 5950-01-012-0612 has 3 cross-referenced part numbers: 26483 (Oeco, Llc Dba Pacific Scientific Oeco Div Fire Safety and Power Systems), 204-18358-1 (The Boeing Company Div Defense), 204-18358 (The Boeing Company Div Defense).

What NSN replaces 5950-01-012-0612?

There are 2 known substitutes for 5950-01-012-0612: 3020-00-118-3670, 2530-00-383-4834. Verify interchangeability with system specifications before substitution.

What are the specifications of 204-18358-1?

Key specifications for 204-18358-1: Reliability Indicator: NOT ESTABLISHED; Overall Length: 5.060 INCHES NOMINAL IN; Winding Operating Current: 1.0 AMPERES DC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY; Adjustment Device Drive Type: SHAFT SINGLE COMPONENT. 20 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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