PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

331-104Transformer,power

B.c. Systems Inc. Dba Bc Systems Inc · NSN 5950-01-072-2943 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-072-2943 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-072-2943. Primary manufacturer part number: 331-104.
Features
  • Transformer,power — FSC 5950
  • Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
  • Inclosure Type: PARTIALLY INCLOSED
  • Terminal Type and Quantity: 4 WIRE LEAD
  • 3 verified cross-references
  • Primary manufacturer: B.c. Systems Inc. Dba Bc Systems Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-01-072-2943, 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 B.c. Systems Inc. Dba Bc Systems Inc. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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
NSN5950-01-072-2943
Primary Part Number331-104
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerB.c. Systems Inc. Dba Bc Systems Inc
StatusACTIVE
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Inclosure TypePARTIALLY INCLOSED
Terminal Type and Quantity4 WIRE LEAD
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5935-00-083-5048GC810HM5 INTERCHANGEABLE
Connector,plug,electrical
Northrop Grumman Systems Corporation
5975-00-610-2454 INTERCHANGEABLE
Cable Nipple,electrical
Cross-Reference Index
Part NumberManufacturer
331-104 PRIMARY B.c. Systems Inc. Dba Bc Systems Inc (USA)
331-104 Tempo Instrument Inc Defense Electronics Div (USA)
0603-1-1403 Usacecom Intelligence Electronic Warfare Sensors Directorate (USA)
Related Parts
5935-00-083-5048INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
GC810HM5
5975-00-610-2454INTERCHANGEABLE
CABLE NIPPLE,ELECTRICAL

Frequently Asked Questions

What is NSN 5950-01-072-2943?

NSN 5950-01-072-2943 is a Transformer,power, manufactured by B.c. Systems Inc. Dba Bc Systems Inc, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-072-2943?

NSN 5950-01-072-2943 has 3 cross-referenced part numbers: 331-104 (B.c. Systems Inc. Dba Bc Systems Inc), 331-104 (Tempo Instrument Inc Defense Electronics Div), 0603-1-1403 (Usacecom Intelligence Electronic Warfare Sensors Directorate).

What NSN replaces 5950-01-072-2943?

There are 2 known substitutes for 5950-01-072-2943: 5935-00-083-5048, 5975-00-610-2454. Verify interchangeability with system specifications before substitution.

What are the specifications of 331-104?

Key specifications for 331-104: Overall Width: 1.350 INCHES NOMINAL IN; Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT; Inclosure Type: PARTIALLY INCLOSED; Terminal Type and Quantity: 4 WIRE LEAD. 5 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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