PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

9187Transformer,power

Exxelia Usa, Inc. · NSN 5950-01-172-3359 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-172-3359 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-172-3359. Primary manufacturer part number: 9187.
Features
  • Transformer,power — FSC 5950
  • Frequency Rating: 25.0 KILOHERTZ NOMINAL SINGLE COMPONENT
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
  • Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
  • Winding Function and Quantity: 2 PRIMARY AND 8 SECONDARY SINGLE COMPONENT
  • Body Width: 1.350 INCHES NOMINAL IN
  • Nominal Thread Size: 0.138 INCHES SINGLE GROUP IN
  • Thread Quantity Per Inch: 32 SINGLE GROUP
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-01-172-3359, 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 Exxelia Usa, Inc.. Government technical data includes 16 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-01-172-3359
Primary Part Number9187
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerExxelia Usa, Inc.
StatusACTIVE
Frequency Rating25.0 KILOHERTZ NOMINAL SINGLE COMPONENT
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Winding Function and Quantity2 PRIMARY AND 8 SECONDARY SINGLE COMPONENT
Body Width1.350 INCHES NOMINAL IN
Nominal Thread Size0.138 INCHES SINGLE GROUP IN
Thread Quantity Per Inch32 SINGLE GROUP
Body Length5.000 INCHES NOMINAL IN
Mounting Facility Quantity4 SINGLE GROUP
Mounting MethodTHREADED HOLE(S) SINGLE GROUP
Center to Center Distance Between Mounting Facilities Parallel to Width0.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Center to Center Distance Between Mounting Facilities Parallel to Length4.600 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Body Height1.700 INCHES NOMINAL IN
Inclosure TypeFULLY INCLOSED
Terminal Type and Quantity34 TURRET
Maximum Operating Temp125.0 CELSIUS DEGC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
4030-00-164-6672 INTERCHANGEABLE
Shackle
5133-00-189-9252DBE7B INTERCHANGEABLE
Drill,twist
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
5950-00-482-0451L11-0004-001 INTERCHANGEABLE
Coil,radio Frequency
L3harris Technologies, Inc. Dba Harris Corp Div Harris Defense Communications
5950-00-538-2149 INTERCHANGEABLE
Coil,electrical
3655-00-972-7675 INTERCHANGEABLE
Gear Spur
4730-01-304-81869187 INTERCHANGEABLE
Manifold,hydraulic System Access
Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
5930-01-642-89989187 INTERCHANGEABLE
Switch,push
Cole Hersee Company
Cross-Reference Index
Part NumberManufacturer
9187 Exxelia Usa, Inc. (USA)
W9187 Cen Electronics a Div of Chloride Power Electronics Inc (USA)
6091804-1 Lockheed Martin Corporation Div Rotary and Mission Systems (USA)
Related Parts
4030-00-164-6672INTERCHANGEABLE
SHACKLE
5133-00-189-9252INTERCHANGEABLE
DRILL,TWIST
DBE7B
5950-00-482-0451INTERCHANGEABLE
COIL,RADIO FREQUENCY
L11-0004-001
5950-00-538-2149INTERCHANGEABLE
COIL,ELECTRICAL
3655-00-972-7675INTERCHANGEABLE
GEAR SPUR
4730-01-304-8186INTERCHANGEABLE
MANIFOLD,HYDRAULIC SYSTEM ACCESS
9187
5930-01-642-8998INTERCHANGEABLE
SWITCH,PUSH
9187

Frequently Asked Questions

What is NSN 5950-01-172-3359?

NSN 5950-01-172-3359 is a Transformer,power, manufactured by Exxelia Usa, Inc., classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-172-3359?

NSN 5950-01-172-3359 has 3 cross-referenced part numbers: 9187 (Exxelia Usa, Inc.), W9187 (Cen Electronics a Div of Chloride Power Electronics Inc), 6091804-1 (Lockheed Martin Corporation Div Rotary and Mission Systems).

What NSN replaces 5950-01-172-3359?

There are 7 known substitutes for 5950-01-172-3359: 4030-00-164-6672, 5133-00-189-9252, 5950-00-482-0451 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 9187?

Key specifications for 9187: Frequency Rating: 25.0 KILOHERTZ NOMINAL SINGLE COMPONENT; End Item Identification: ACFT MODEL A-4; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP; Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT. 17 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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