PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SC-C-63172Transformer,audio Frequency

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 5950-00-646-4398 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-646-4398 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-646-4398. Primary manufacturer part number: SC-C-63172.
Features
  • Transformer,audio Frequency — FSC 5950
  • Transformer Function: INPUT
  • Maximum Transformer Power Rating: 41.0 DECIBELS SINGLE COMPONENT
  • Reliability Indicator: NOT ESTABLISHED
  • Body Length: 1.375 INCHES NOMINAL IN
  • Winding Shielding Method: INTERNAL SHIELD GROUNDED TO INCLOSURE AND CORE AND BROUGHT OUT TO TERMINAL SINGLE COMPONENT
  • Terminal Type and Quantity: 6 SOLDER STUD
  • Primary to Secondary Turn Ratio: 1 TO 5.97 SINGLE COMPONENT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,audio Frequency, cataloged under National Stock Number 5950-00-646-4398, 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 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-646-4398
Primary Part NumberSC-C-63172
Item NameTransformer,audio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
StatusACTIVE
Transformer FunctionINPUT
Maximum Transformer Power Rating41.0 DECIBELS SINGLE COMPONENT
Reliability IndicatorNOT ESTABLISHED
Body Length1.375 INCHES NOMINAL IN
Winding Shielding MethodINTERNAL SHIELD GROUNDED TO INCLOSURE AND CORE AND BROUGHT OUT TO TERMINAL SINGLE COMPONENT
Terminal Type and Quantity6 SOLDER STUD
Primary to Secondary Turn Ratio1 TO 5.97 SINGLE COMPONENT
Mounting Facility Quantity2 SINGLE GROUP
Inclosure TypeHERMETICALLY SEALED
Nominal Thread Size0.138 INCHES SINGLE GROUP IN
Body Height2.000 INCHES NOMINAL IN
Frequency Rating4.0 HERTZ MINIMUM AND 20.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Body Width0.906 INCHES NOMINAL IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Distance Between Mounting Facility Centers0.625 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Impedance Rating in Ohms365.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Impedance Rating in Ohms13000.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
3120-00-386-3606AA1512-15 INTERCHANGEABLE
Bearing,sleeve
Beemer Precision Inc
2530-00-706-95771790857 INTERCHANGEABLE
Cylinder,hydraulic Brake,wheel
Chrysler Realty Company Llc Dba Daimler Chrysler
5120-01-613-80080-89-870 INTERCHANGEABLE
Pliers
Stanley Tools Div of Stanley Works
Cross-Reference Index
Part NumberManufacturer
89870 Pegasus Inc (USA)
SC-C-63172 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
28803 Freed Transformer Co (USA)
Related Parts
3120-00-386-3606INTERCHANGEABLE
BEARING,SLEEVE
AA1512-15
2530-00-706-9577INTERCHANGEABLE
CYLINDER,HYDRAULIC BRAKE,WHEEL
1790857
5120-01-613-8008INTERCHANGEABLE
PLIERS
0-89-870

Frequently Asked Questions

What is NSN 5950-00-646-4398?

NSN 5950-00-646-4398 is a Transformer,audio Frequency, manufactured by Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-646-4398?

NSN 5950-00-646-4398 has 3 cross-referenced part numbers: 89870 (Pegasus Inc), SC-C-63172 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), 28803 (Freed Transformer Co).

What NSN replaces 5950-00-646-4398?

There are 3 known substitutes for 5950-00-646-4398: 3120-00-386-3606, 2530-00-706-9577, 5120-01-613-8008. Verify interchangeability with system specifications before substitution.

What are the specifications of SC-C-63172?

Key specifications for SC-C-63172: Transformer Function: INPUT; Maximum Transformer Power Rating: 41.0 DECIBELS SINGLE COMPONENT; Reliability Indicator: NOT ESTABLISHED; Body Length: 1.375 INCHES NOMINAL IN. 19 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com