PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SC-D-66136Transformer,audio Frequency

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 5950-00-569-0172 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-569-0172 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-569-0172. Primary manufacturer part number: SC-D-66136.
Features
  • Transformer,audio Frequency — FSC 5950
  • Reliability Indicator: NOT ESTABLISHED
  • Mounting Facility Quantity: 2 SINGLE GROUP
  • Distance Between Mounting Facility Centers: 0.625 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Winding Function and Quantity: 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
  • Thread Quantity Per Inch: 32 SINGLE GROUP
  • Frequency Rating: 250.0 HERTZ MINIMUM AND 108.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
  • Body Length: 1.781 INCHES MAXIMUM IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,audio Frequency, cataloged under National Stock Number 5950-00-569-0172, 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-569-0172
Primary Part NumberSC-D-66136
Item NameTransformer,audio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
StatusACTIVE
Reliability IndicatorNOT ESTABLISHED
Mounting Facility Quantity2 SINGLE GROUP
Distance Between Mounting Facility Centers0.625 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Function and Quantity1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
Thread Quantity Per Inch32 SINGLE GROUP
Frequency Rating250.0 HERTZ MINIMUM AND 108.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
Body Length1.781 INCHES MAXIMUM IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Body Width1.406 INCHES MAXIMUM IN
Terminal Type and Quantity10 WIRE HOOK
Impedance Rating in Ohms135.0 NOMINAL AND 600.0 NOMINAL SINGLE COMPONENT ALL SECONDARY
Nominal Thread Size0.164 INCHES SINGLE GROUP IN
Inclosure TypeFULLY INCLOSED
Maximum Transformer Power Rating10.0 DECIBELS SINGLE COMPONENT
Maximum Operating Temp105.0 CELSIUS DEGC
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Winding Shielding MethodINTERNAL SHIELD GROUNDED TO INCLOSURE AND CORE AND BROUGHT OUT TO TERMINAL SINGLE COMPONENT
Body Height2.500 INCHES MAXIMUM IN
Winding Operating Current10.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
3110-00-155-639441304 INTERCHANGEABLE
Bearing,ball,annular
General Motors Llc Dba General Motors Llc
3030-00-529-0296 INTERCHANGEABLE
Belt,v
5133-01-095-4742 INTERCHANGEABLE
Drill,twist
5920-01-107-66134K5122 INTERCHANGEABLE
Fuseholder,extractor Post
Caterpillar Inc Div Caterpillar Defense
3455-01-167-419344280 INTERCHANGEABLE
Cutter,milling,end
Morse Cutting Tools Div of Morse Cutting Tools Corp
Cross-Reference Index
Part NumberManufacturer
SC-D-66136 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
MC06926 Opt Industries Inc Div of Electronika Inc (USA)
GA50904 American Telephone and Telegraph Co (USA)
SC-D-66136 Rayco Electronic Manufacturing, Inc. Div Rayco Electronics Mfg Inc (USA)
41304 Freed Transformer Co (USA)
MC06926 Magnetika Inc Div Magnetika/phillipsburg Location (USA)
Related Parts
3110-00-155-6394INTERCHANGEABLE
BEARING,BALL,ANNULAR
41304
3030-00-529-0296INTERCHANGEABLE
BELT,V
5133-01-095-4742INTERCHANGEABLE
DRILL,TWIST
5920-01-107-6613INTERCHANGEABLE
FUSEHOLDER,EXTRACTOR POST
4K5122
3455-01-167-4193INTERCHANGEABLE
CUTTER,MILLING,END
44280

Frequently Asked Questions

What is NSN 5950-00-569-0172?

NSN 5950-00-569-0172 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 5950-00-569-0172?

NSN 5950-00-569-0172 has 6 cross-referenced part numbers: SC-D-66136 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), MC06926 (Opt Industries Inc Div of Electronika Inc), GA50904 (American Telephone and Telegraph Co), SC-D-66136 (Rayco Electronic Manufacturing, Inc. Div Rayco Electronics Mfg Inc), 41304 (Freed Transformer Co) and 1 more.

What NSN replaces 5950-00-569-0172?

There are 5 known substitutes for 5950-00-569-0172: 3110-00-155-6394, 3030-00-529-0296, 5133-01-095-4742 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SC-D-66136?

Key specifications for SC-D-66136: Reliability Indicator: NOT ESTABLISHED; Mounting Facility Quantity: 2 SINGLE GROUP; Distance Between Mounting Facility Centers: 0.625 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Winding Function and Quantity: 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT. 19 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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