PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

43003Transformer,power

Vanguard Electronics, Llc · NSN 5950-01-463-4331 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-463-4331 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-463-4331. Primary manufacturer part number: 43003.
Features
  • Transformer,power — FSC 5950
  • Frequency Rating: 400.0 KILOHERTZ MAXIMUM ALL COMPONENTS
  • Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE ALL COMPONENTS
  • Overall Diameter: 1.650 INCHES MAXIMUM IN
  • Reliability Indicator: NOT ESTABLISHED
  • Inclosure Type: FULLY INCLOSED
  • 3 verified cross-references
  • Primary manufacturer: Vanguard Electronics, Llc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-01-463-4331, 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 Vanguard Electronics, Llc. Government technical data includes 5 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-01-463-4331
Primary Part Number43003
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerVanguard Electronics, Llc
StatusACTIVE
Frequency Rating400.0 KILOHERTZ MAXIMUM ALL COMPONENTS
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE ALL COMPONENTS
Overall Diameter1.650 INCHES MAXIMUM IN
Reliability IndicatorNOT ESTABLISHED
Inclosure TypeFULLY INCLOSED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5962-00-300-237843-003 INTERCHANGEABLE
Microcircuit,digital
Hydro-Aire Aerospace Corp
5961-00-852-396243003 INTERCHANGEABLE
Semiconductor Device,diode
Telephonics Corp/prd Instruments
5330-01-375-311943003 INTERCHANGEABLE
Gasket
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
5120-01-398-778800943003000 INTERCHANGEABLE
Socket,socket Wrench
Sears, Roebuck and Co. Dba Sears Div Sears Commercial
5330-01-551-641543003 INTERCHANGEABLE
Seal,plain Encased
Sss Clutch Co, Inc
Cross-Reference Index
Part NumberManufacturer
13212668 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA)
13212668-01 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA)
43003 PRIMARY Vanguard Electronics, Llc (USA)
Related Parts
5962-00-300-2378INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
43-003
5961-00-852-3962INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
43003
5330-01-375-3119INTERCHANGEABLE
GASKET
43003
5120-01-398-7788INTERCHANGEABLE
SOCKET,SOCKET WRENCH
00943003000
5330-01-551-6415INTERCHANGEABLE
SEAL,PLAIN ENCASED
43003

Frequently Asked Questions

What is NSN 5950-01-463-4331?

NSN 5950-01-463-4331 is a Transformer,power, manufactured by Vanguard Electronics, Llc, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-463-4331?

NSN 5950-01-463-4331 has 3 cross-referenced part numbers: 13212668 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 13212668-01 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 43003 (Vanguard Electronics, Llc).

What NSN replaces 5950-01-463-4331?

There are 5 known substitutes for 5950-01-463-4331: 5962-00-300-2378, 5961-00-852-3962, 5330-01-375-3119 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 43003?

Key specifications for 43003: Frequency Rating: 400.0 KILOHERTZ MAXIMUM ALL COMPONENTS; Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE ALL COMPONENTS; Overall Diameter: 1.650 INCHES MAXIMUM IN; Reliability Indicator: NOT ESTABLISHED. 8 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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