PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

18445Transformer,current

Unitron, Lp Dba Unitron Power Systems, Lp ; Atlas Marine Systems · NSN 5950-01-044-7573 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-044-7573 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-044-7573. Primary manufacturer part number: 18445.
Features
  • Transformer,current — FSC 5950
  • Reliability Indicator: NOT ESTABLISHED
  • Winding Operating Voltage: 40.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
  • Body Outside Diameter: 2.380 INCHES NOMINAL IN
  • Installation for Which Designed: INDOOR NONPORTABLE
  • Inclosure Type: OPEN
  • Body Length: 2.250 INCHES NOMINAL IN
  • Frequency Rating: 60.0 HERTZ NOMINAL SINGLE COMPONENT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,current, cataloged under National Stock Number 5950-01-044-7573, 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 Unitron, Lp Dba Unitron Power Systems, Lp ; Atlas Marine Systems. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-01-044-7573
Primary Part Number18445
Item NameTransformer,current
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerUnitron, Lp Dba Unitron Power Systems, Lp ; Atlas Marine Systems
StatusACTIVE
Reliability IndicatorNOT ESTABLISHED
Winding Operating Voltage40.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Body Outside Diameter2.380 INCHES NOMINAL IN
Installation for Which DesignedINDOOR NONPORTABLE
Inclosure TypeOPEN
Body Length2.250 INCHES NOMINAL IN
Frequency Rating60.0 HERTZ NOMINAL SINGLE COMPONENT
Distance Between Mounting Facility Centers1.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Mounting Hole Diameter0.156 INCHES NOMINAL SINGLE GROUP IN
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Mounting MethodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
Winding Operating Current2.5 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
Winding Function and Quantity1 SECONDARY SINGLE COMPONENT
Terminal Type and Quantity3 TAB, SOLDER LUG
Mounting Facility Quantity2 SINGLE GROUP
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5950-00-409-0938 INTERCHANGEABLE
Transformer,relays
5360-00-598-66251-1628 INTERCHANGEABLE
Spring,helical,extension
Terex Usa, Llc Dba Terex Equipment Services
5360-00-881-0714MS24585C337 INTERCHANGEABLE
Spring,helical,compression
Sae International Dba Sae International
6210-01-063-2078 INTERCHANGEABLE
Light,indicator
6510-01-588-2223NON25861 INTERCHANGEABLE
Bandage,gauze
Medline Industries, Lp
5330-01-646-374218445 INTERCHANGEABLE
Packing,preformed
Teledyne Flir Unmanned Ground Systems, Inc
Cross-Reference Index
Part NumberManufacturer
18445 PRIMARY Unitron, Lp Dba Unitron Power Systems, Lp ; Atlas Marine Systems (USA)
18445 Unitron Inc (USA)
Related Parts
5950-00-409-0938INTERCHANGEABLE
TRANSFORMER,RELAYS
5360-00-598-6625INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
1-1628
5360-00-881-0714INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
MS24585C337
6210-01-063-2078INTERCHANGEABLE
LIGHT,INDICATOR
6510-01-588-2223INTERCHANGEABLE
BANDAGE,GAUZE
NON25861
5330-01-646-3742INTERCHANGEABLE
PACKING,PREFORMED
18445

Frequently Asked Questions

What is NSN 5950-01-044-7573?

NSN 5950-01-044-7573 is a Transformer,current, manufactured by Unitron, Lp Dba Unitron Power Systems, Lp ; Atlas Marine Systems, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-044-7573?

NSN 5950-01-044-7573 has 2 cross-referenced part numbers: 18445 (Unitron, Lp Dba Unitron Power Systems, Lp ; Atlas Marine Systems), 18445 (Unitron Inc).

What NSN replaces 5950-01-044-7573?

There are 6 known substitutes for 5950-01-044-7573: 5950-00-409-0938, 5360-00-598-6625, 5360-00-881-0714 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 18445?

Key specifications for 18445: Reliability Indicator: NOT ESTABLISHED; Winding Operating Voltage: 40.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY; Body Outside Diameter: 2.380 INCHES NOMINAL IN; Installation for Which Designed: INDOOR NONPORTABLE. 15 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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