PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

205951Transformer,power

E and M Laboratories Div of Trak Microwave Corp · NSN 5950-00-147-0496 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-147-0496 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-147-0496. Primary manufacturer part number: 205951.
Features
  • Transformer,power — FSC 5950
  • Inclosure Type: FULLY INCLOSED
  • Body Length: 2.290 INCHES MINIMUM AND 2.410 INCHES MAXIMUM IN
  • Reliability Indicator: NOT ESTABLISHED
  • Mounting Hole Diameter: 0.187 INCHES NOMINAL SINGLE GROUP IN
  • Center to Center Distance Between Mounting Facilities Parallel to Width: 1.190 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Body Height: 1.865 INCHES MINIMUM AND 1.885 INCHES MAXIMUM IN
  • Body Width: 2.000 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 5950-00-147-0496, 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 E and M Laboratories Div of Trak Microwave Corp. Government technical data includes 11 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
NSN5950-00-147-0496
Primary Part Number205951
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerE and M Laboratories Div of Trak Microwave Corp
StatusACTIVE
Inclosure TypeFULLY INCLOSED
Body Length2.290 INCHES MINIMUM AND 2.410 INCHES MAXIMUM IN
Reliability IndicatorNOT ESTABLISHED
Mounting Hole Diameter0.187 INCHES NOMINAL SINGLE GROUP IN
Center to Center Distance Between Mounting Facilities Parallel to Width1.190 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Body Height1.865 INCHES MINIMUM AND 1.885 INCHES MAXIMUM IN
Body Width2.000 INCHES NOMINAL IN
Mounting Facility Quantity4 SINGLE GROUP
Mounting MethodUNTHREADED HOLE(S) SINGLE GROUP
Terminal Type and Quantity5 TAB, SOLDER LUG
Center to Center Distance Between Mounting Facilities Parallel to Length1.875 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3110-00-156-5284128R INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
4820-01-350-616470934 INTERCHANGEABLE
Valve,check
T. F. Hudgins, Incorporated Dba Spinner II Products Div
Cross-Reference Index
Part NumberManufacturer
70934 Magnetek Inc Lighting Products Group (USA)
205951 PRIMARY E and M Laboratories Div of Trak Microwave Corp (USA)
70934 Magnetek Inc Huntington Div (USA)
Related Parts
3110-00-156-5284INTERCHANGEABLE
BEARING,BALL,ANNULAR
128R
4820-01-350-6164INTERCHANGEABLE
VALVE,CHECK
70934

Frequently Asked Questions

What is NSN 5950-00-147-0496?

NSN 5950-00-147-0496 is a Transformer,power, manufactured by E and M Laboratories Div of Trak Microwave Corp, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-147-0496?

NSN 5950-00-147-0496 has 3 cross-referenced part numbers: 70934 (Magnetek Inc Lighting Products Group), 205951 (E and M Laboratories Div of Trak Microwave Corp), 70934 (Magnetek Inc Huntington Div).

What NSN replaces 5950-00-147-0496?

There are 2 known substitutes for 5950-00-147-0496: 3110-00-156-5284, 4820-01-350-6164. Verify interchangeability with system specifications before substitution.

What are the specifications of 205951?

Key specifications for 205951: Inclosure Type: FULLY INCLOSED; Body Length: 2.290 INCHES MINIMUM AND 2.410 INCHES MAXIMUM IN; Reliability Indicator: NOT ESTABLISHED; Mounting Hole Diameter: 0.187 INCHES NOMINAL SINGLE GROUP IN. 11 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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