PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

13603-2Transformer,power

Magnespec Inc · NSN 5950-01-234-9021 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-234-9021 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-234-9021. Primary manufacturer part number: 13603-2.
Features
  • Transformer,power — FSC 5950
  • Winding Operating Voltage: 7.24 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
  • Frequency Rating: 25.0 KILOHERTZ NOMINAL SINGLE COMPONENT
  • Winding Operating Current: 0.2 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
  • Mounting Method: UNTHREADED HOLE(S) SINGLE GROUP
  • Distance Between Mounting Facility Centers: 4.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Mounting Facility Quantity: 2 SINGLE GROUP
  • Mounting Hole Diameter: 0.149 INCHES NOMINAL SINGLE GROUP IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-01-234-9021, 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 Magnespec Inc. Government technical data includes 17 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-01-234-9021
Primary Part Number13603-2
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerMagnespec Inc
StatusACTIVE
Winding Operating Voltage7.24 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
Frequency Rating25.0 KILOHERTZ NOMINAL SINGLE COMPONENT
Winding Operating Current0.2 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
Mounting MethodUNTHREADED HOLE(S) SINGLE GROUP
Distance Between Mounting Facility Centers4.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Mounting Facility Quantity2 SINGLE GROUP
Mounting Hole Diameter0.149 INCHES NOMINAL SINGLE GROUP IN
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Terminal Type and Quantity19 TURRET
Winding Function and Quantity2 PRIMARY AND 4 SECONDARY SINGLE COMPONENT
Winding Operating Voltage3.62 AC VOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY
Winding Operating Voltage24.00 AC VOLTS NOMINAL SINGLE COMPONENT FIRST PRIMARY
Winding Operating Voltage3.62 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
Winding Operating Voltage5.44 AC VOLTS NOMINAL SINGLE COMPONENT SECOND PRIMARY
Winding Operating Voltage3.62 AC VOLTS NOMINAL SINGLE COMPONENT FOURTH SECONDARY
Inclosure TypeFULLY INCLOSED
Reliability IndicatorNOT ESTABLISHEDNOT ESTABLISHED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3110-00-100-061213838M11 INTERCHANGEABLE
Cup,tapered Roller Bearing
Taylor Machine Works Inc
5930-00-225-5466136032 INTERCHANGEABLE
Switch,rotary
Sypris Electronics, Llc
5920-01-408-8076200-050-018 INTERCHANGEABLE
Fuseholder,block
Doers Associates Llc
5365-01-551-3977 INTERCHANGEABLE
Spacer,sleeve
Cross-Reference Index
Part NumberManufacturer
13603-2 PRIMARY Magnespec Inc (USA)
151528-002 Northrop Grumman Corp Electronic Systems Defensive System Div (USA)
4260-1697-01 Bourns Instruments Inc (USA)
Related Parts
3110-00-100-0612INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
13838M11
5930-00-225-5466INTERCHANGEABLE
SWITCH,ROTARY
136032
5920-01-408-8076INTERCHANGEABLE
FUSEHOLDER,BLOCK
200-050-018
5365-01-551-3977INTERCHANGEABLE
SPACER,SLEEVE

Frequently Asked Questions

What is NSN 5950-01-234-9021?

NSN 5950-01-234-9021 is a Transformer,power, manufactured by Magnespec Inc, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-234-9021?

NSN 5950-01-234-9021 has 3 cross-referenced part numbers: 13603-2 (Magnespec Inc), 151528-002 (Northrop Grumman Corp Electronic Systems Defensive System Div), 4260-1697-01 (Bourns Instruments Inc).

What NSN replaces 5950-01-234-9021?

There are 4 known substitutes for 5950-01-234-9021: 3110-00-100-0612, 5930-00-225-5466, 5920-01-408-8076 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 13603-2?

Key specifications for 13603-2: Overall Width: 0.630 INCHES NOMINAL IN; Overall Height: 2.040 INCHES NOMINAL IN; Overall Length: 4.540 INCHES NOMINAL IN; Winding Operating Voltage: 7.24 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY. 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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