PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SCC66735Transformer,power Autotransforme

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 5950-00-646-4453 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-646-4453 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-646-4453. Primary manufacturer part number: SCC66735.
Features
  • Transformer,power Autotransforme — FSC 5950
  • Reliability Indicator: NOT ESTABLISHED
  • Inclosure Type: FULLY INCLOSED
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 5.375 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Winding Function and Quantity: 1 PRIMARY, FIXED AUTOTRANSFORMER TYPE SINGLE COMPONENT
  • Winding Operating Voltage: 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY OUTPUT
  • Winding Operating Voltage: 260.00 AC VOLTS MAXIMUM SINGLE COMPONENT SINGLE PRIMARY INPUT
  • Winding Operating Current: 16.0 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY OUTPUT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power Autotransforme, cataloged under National Stock Number 5950-00-646-4453, 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 Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5950-00-646-4453
Primary Part NumberSCC66735
Item NameTransformer,power Autotransforme
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
StatusCANCELLED
Reliability IndicatorNOT ESTABLISHED
Inclosure TypeFULLY INCLOSED
Center to Center Distance Between Mounting Facilities Parallel to Length5.375 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Function and Quantity1 PRIMARY, FIXED AUTOTRANSFORMER TYPE SINGLE COMPONENT
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY OUTPUT
Winding Operating Voltage260.00 AC VOLTS MAXIMUM SINGLE COMPONENT SINGLE PRIMARY INPUT
Winding Operating Current16.0 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY OUTPUT
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Body Height6.750 INCHES NOMINAL IN
Center to Center Distance Between Mounting Facilities Parallel to Width4.625 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Terminal Type and Quantity8 TAB, SOLDER LUG
Thread Quantity Per Inch32 SINGLE GROUP
Body Width6.031 INCHES NOMINAL IN
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Mounting Facility Quantity4 SINGLE GROUP
Nominal Thread Size0.138 INCHES SINGLE GROUP IN
Body Length6.062 INCHES MAXIMUM IN
Frequency Rating50.0 HERTZ MINIMUM AND 60.0 HERTZ MAXIMUM SINGLE COMPONENT
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5999-00-196-0336 INTERCHANGEABLE
Contact,electrical
3455-00-228-5218171621 INTERCHANGEABLE
Cutter,milling,end
New York Twist Drill Inc
6145-00-500-0641 INTERCHANGEABLE
Cable,power,electrical
2510-00-507-38309M798-1 INTERCHANGEABLE
Shock Absorber,direct Action
Maremont Corp
5360-00-715-1991 INTERCHANGEABLE
Spring,helical,compression
5340-00-886-7226225S INTERCHANGEABLE
Clip,spring Tension
Gibson Good Tools Inc
5950-00-977-284763178 INTERCHANGEABLE
Transformer,power
L3harris Technologies, Inc Div Space & Airborne Systems
5950-01-135-2483278-0370-010 INTERCHANGEABLE
Transformer,radio Frequency
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
4510-01-204-812963178 INTERCHANGEABLE
Faucet,double
M D Holdings Llc Dba Saniserv
6680-01-212-5620A204 INTERCHANGEABLE
Indicator,liquid Quantity
Peerless Pump a Tbg Inc Co
Cross-Reference Index
Part NumberManufacturer
63178 Coil Co Div of Nycal (USA)
MH43738 Magnetika Inc Div Magnetika/phillipsburg Location (USA)
A204 Control Tronics Corp (USA)
C915 Electronic Transformer Corp Div Electronic Transformer Corporation (USA)
GA51538 American Telephone and Telegraph Co (USA)
SCC66735 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
Related Parts
5999-00-196-0336INTERCHANGEABLE
CONTACT,ELECTRICAL
3455-00-228-5218INTERCHANGEABLE
CUTTER,MILLING,END
171621
6145-00-500-0641INTERCHANGEABLE
CABLE,POWER,ELECTRICAL
2510-00-507-3830INTERCHANGEABLE
SHOCK ABSORBER,DIRECT ACTION
9M798-1
5360-00-715-1991INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
5340-00-886-7226INTERCHANGEABLE
CLIP,SPRING TENSION
225S
5950-00-977-2847INTERCHANGEABLE
TRANSFORMER,POWER
63178
5950-01-135-2483INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
278-0370-010
4510-01-204-8129INTERCHANGEABLE
FAUCET,DOUBLE
63178
6680-01-212-5620INTERCHANGEABLE
INDICATOR,LIQUID QUANTITY
A204
4720-01-370-7939INTERCHANGEABLE
TUBING,NONMETALLIC
281 ITEM-6
6115-01-653-0941INTERCHANGEABLE
HYDRAULIC MOTOR-GENERATOR

Frequently Asked Questions

What is NSN 5950-00-646-4453?

NSN 5950-00-646-4453 is a Transformer,power Autotransforme, manufactured by Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir, classified under FSC 5950 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5950-00-646-4453?

NSN 5950-00-646-4453 has 6 cross-referenced part numbers: 63178 (Coil Co Div of Nycal), MH43738 (Magnetika Inc Div Magnetika/phillipsburg Location), A204 (Control Tronics Corp), C915 (Electronic Transformer Corp Div Electronic Transformer Corporation), GA51538 (American Telephone and Telegraph Co) and 1 more.

What NSN replaces 5950-00-646-4453?

There are 12 known substitutes for 5950-00-646-4453: 5999-00-196-0336, 3455-00-228-5218, 6145-00-500-0641 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SCC66735?

Key specifications for SCC66735: Reliability Indicator: NOT ESTABLISHED; Inclosure Type: FULLY INCLOSED; Center to Center Distance Between Mounting Facilities Parallel to Length: 5.375 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Winding Function and Quantity: 1 PRIMARY, FIXED AUTOTRANSFORMER TYPE SINGLE COMPONENT. 19 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5950-00-646-4453 still in active supply?

NSN 5950-00-646-4453 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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