PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

177986-01Transformer,current

Ems Technologies Inc Div Defense & Space Systems · NSN 5950-01-432-6772 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-432-6772 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-432-6772. Primary manufacturer part number: 177986-01.
Features
  • Transformer,current — FSC 5950
  • Frequency Rating: 60.0 HERTZ NOMINAL SINGLE COMPONENT
  • Winding Operating Current: 3.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
  • Inclosure Type: FULLY INCLOSED
  • Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
  • Mounting Method: TERMINAL SINGLE GROUP
  • Body Outside Diameter: 0.610 INCHES NOMINAL IN
  • Body Length: 0.270 INCHES NOMINAL IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,current, cataloged under National Stock Number 5950-01-432-6772, 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 Ems Technologies Inc Div Defense & Space Systems. Government technical data includes 9 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-01-432-6772
Primary Part Number177986-01
Item NameTransformer,current
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerEms Technologies Inc Div Defense & Space Systems
StatusACTIVE
Frequency Rating60.0 HERTZ NOMINAL SINGLE COMPONENT
Winding Operating Current3.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
Inclosure TypeFULLY INCLOSED
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Mounting MethodTERMINAL SINGLE GROUP
Body Outside Diameter0.610 INCHES NOMINAL IN
Body Length0.270 INCHES NOMINAL IN
Terminal Type and Quantity5 WIRE LEAD
Reliability IndicatorNOT ESTABLISHED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
4130-00-359-636822-276 INTERCHANGEABLE
Connecting Rod,piston
Thermo King Corporation Dba Phoenix Global Distirbution.
5950-00-647-854708229 INTERCHANGEABLE
Transformer,power Autotransforme
L3harris Technologies, Inc. Div Space and Airborne Systems
5940-00-831-125631005AL INTERCHANGEABLE
Terminal,lug
Abb Installation Products Inc
5330-00-969-0750 INTERCHANGEABLE
Gasket
5305-01-100-476122276 INTERCHANGEABLE
Screw,machine
Smiths Aerospace, Inc., Electronic Systems-Grand Rapids
5315-01-128-56149348234 INTERCHANGEABLE
Pin,grooved,headless
Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate
2520-01-134-2182 INTERCHANGEABLE
Parts Kit,universal Joint
Cross-Reference Index
Part NumberManufacturer
177986-01 PRIMARY Ems Technologies Inc Div Defense & Space Systems (USA)
22276 Robert M. Hadley Company, Inc. (USA)
Related Parts
4130-00-359-6368INTERCHANGEABLE
CONNECTING ROD,PISTON
22-276
5950-00-647-8547INTERCHANGEABLE
TRANSFORMER,POWER AUTOTRANSFORME
08229
5940-00-831-1256INTERCHANGEABLE
TERMINAL,LUG
31005AL
5330-00-969-0750INTERCHANGEABLE
GASKET
5305-01-100-4761INTERCHANGEABLE
SCREW,MACHINE
22276
5315-01-128-5614INTERCHANGEABLE
PIN,GROOVED,HEADLESS
9348234
2520-01-134-2182INTERCHANGEABLE
PARTS KIT,UNIVERSAL JOINT

Frequently Asked Questions

What is NSN 5950-01-432-6772?

NSN 5950-01-432-6772 is a Transformer,current, manufactured by Ems Technologies Inc Div Defense & Space Systems, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-432-6772?

NSN 5950-01-432-6772 has 2 cross-referenced part numbers: 177986-01 (Ems Technologies Inc Div Defense & Space Systems), 22276 (Robert M. Hadley Company, Inc.).

What NSN replaces 5950-01-432-6772?

There are 7 known substitutes for 5950-01-432-6772: 4130-00-359-6368, 5950-00-647-8547, 5940-00-831-1256 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 177986-01?

Key specifications for 177986-01: Frequency Rating: 60.0 HERTZ NOMINAL SINGLE COMPONENT; Winding Operating Current: 3.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY; Inclosure Type: FULLY INCLOSED; Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT. 9 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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