PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

14538-1Transformer,current

Magnespec Inc · NSN 5950-01-421-8438 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-421-8438 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-421-8438. Primary manufacturer part number: 14538-1.
Features
  • Transformer,current — FSC 5950
  • Overall Diameter: 0.720 INCHES MAXIMUM IN
  • Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
  • Specification/standard Data: 07187-8511969 MANUFACTURERS SPECIFICATION CONTROL
  • Inclosure Type: FULLY INCLOSED
  • Terminal Type and Quantity: 5 PIN
  • Mounting Method: TERMINAL SINGLE GROUP
  • Reliability Indicator: NOT ESTABLISHED
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,current, cataloged under National Stock Number 5950-01-421-8438, 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 9 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-01-421-8438
Primary Part Number14538-1
Item NameTransformer,current
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerMagnespec Inc
StatusACTIVE
Overall Diameter0.720 INCHES MAXIMUM IN
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Specification/standard Data07187-8511969 MANUFACTURERS SPECIFICATION CONTROL
Inclosure TypeFULLY INCLOSED
Terminal Type and Quantity5 PIN
Mounting MethodTERMINAL SINGLE GROUP
Reliability IndicatorNOT ESTABLISHED
Maximum Operating Temp130.0 CELSIUS DEGC
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5840-00-211-6919145381 INTERCHANGEABLE
Generator,synch Del
Northrop Grumman Systems Corporation
3740-00-452-955715480 INTERCHANGEABLE
Plunger,whirl
Durand-Wayland Inc Div John Bean Sprayers
5310-00-758-7801145381 INTERCHANGEABLE
Washer,flat
Telemechanics Inc
3110-00-763-0259L68149 INTERCHANGEABLE
Cone and Rollers,tapered Roller
The Timken Corporation
1005-01-051-1720 INTERCHANGEABLE
Dog,small Gun Carrier
5950-01-103-0421 INTERCHANGEABLE
Transformer
6660-01-133-181615480 INTERCHANGEABLE
Propeller,anemometer
Belfort Instrument Company
1730-01-145-503315480 INTERCHANGEABLE
Cylinder,column,extension
Time Manufacturing Company Dba Time Manufacturing Company
4140-01-170-261814538-1 INTERCHANGEABLE
Impeller,fan,axial
Regal-Beloit Corporation Dba Fasco Group Div Cassville Division
3030-01-337-51494273020 INTERCHANGEABLE
Belt,v
Chrysler Corp Service and Parts Opns
Cross-Reference Index
Part NumberManufacturer
14538-1 PRIMARY Magnespec Inc (USA)
8511969-1 Honeywell International Inc. Dba Honeywell International (USA)
15480 Standex Electronics, Inc. (USA)
Related Parts
5840-00-211-6919INTERCHANGEABLE
GENERATOR,SYNCH DEL
145381
3740-00-452-9557INTERCHANGEABLE
PLUNGER,WHIRL
15480
5310-00-758-7801INTERCHANGEABLE
WASHER,FLAT
145381
3110-00-763-0259INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
L68149
1005-01-051-1720INTERCHANGEABLE
DOG,SMALL GUN CARRIER
5950-01-103-0421INTERCHANGEABLE
TRANSFORMER
6660-01-133-1816INTERCHANGEABLE
PROPELLER,ANEMOMETER
15480
1730-01-145-5033INTERCHANGEABLE
CYLINDER,COLUMN,EXTENSION
15480
4140-01-170-2618INTERCHANGEABLE
IMPELLER,FAN,AXIAL
14538-1
3030-01-337-5149INTERCHANGEABLE
BELT,V
4273020
6515-01-584-4177INTERCHANGEABLE
POWER MODULE,ORTHOPEDIC
05.001.202
2920-01-699-5509INTERCHANGEABLE
RELAY-SOLENOID,ENGINE STARTER,EL
SBC-4401E

Frequently Asked Questions

What is NSN 5950-01-421-8438?

NSN 5950-01-421-8438 is a Transformer,current, manufactured by Magnespec Inc, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-421-8438?

NSN 5950-01-421-8438 has 3 cross-referenced part numbers: 14538-1 (Magnespec Inc), 8511969-1 (Honeywell International Inc. Dba Honeywell International), 15480 (Standex Electronics, Inc.).

What NSN replaces 5950-01-421-8438?

There are 12 known substitutes for 5950-01-421-8438: 5840-00-211-6919, 3740-00-452-9557, 5310-00-758-7801 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 14538-1?

Key specifications for 14538-1: Overall Length: 0.540 INCHES MAXIMUM IN; Overall Diameter: 0.720 INCHES MAXIMUM IN; Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT; Specification/standard Data: 07187-8511969 MANUFACTURERS SPECIFICATION CONTROL. 10 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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