PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SM-B-528531Transformer,audio Frequency

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 5950-00-924-8805 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-924-8805 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-924-8805. Primary manufacturer part number: SM-B-528531.
Features
  • Transformer,audio Frequency — FSC 5950
  • Reliability Indicator: NOT ESTABLISHED
  • Winding Operating Current: 500.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
  • Body Outside Diameter: 1.250 INCHES NOMINAL IN
  • Frequency Rating: 1.6 KILOHERTZ MAXIMUM SINGLE COMPONENT
  • Terminal Type and Quantity: 4 PIN
  • Mounting Method: PLUG-IN SINGLE GROUP
  • Maximum Transformer Power Rating: 5.71 MILLIWATTS 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 5950-00-924-8805, 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 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-924-8805
Primary Part NumberSM-B-528531
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
Winding Operating Current500.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
Body Outside Diameter1.250 INCHES NOMINAL IN
Frequency Rating1.6 KILOHERTZ MAXIMUM SINGLE COMPONENT
Terminal Type and Quantity4 PIN
Mounting MethodPLUG-IN SINGLE GROUP
Maximum Transformer Power Rating5.71 MILLIWATTS SINGLE COMPONENT
Inclosure TypeHERMETICALLY SEALED
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Primary to Secondary Turn Ratio1 TO 26 SINGLE COMPONENT
Maximum Operating Temp80.0 CELSIUS DEGC
Body Length0.750 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
2520-00-360-798010613 INTERCHANGEABLE
Lining Set,friction
Sachs-Boge of America
5840-00-408-8586 INTERCHANGEABLE
Receivertransmitter
9320-00-974-9343160986 INTERCHANGEABLE
Rubber Sheet,cellular
Telemechanics Inc
6150-01-419-7929 INTERCHANGEABLE
Cable Assembly-Switch,electrical
Cross-Reference Index
Part NumberManufacturer
160986 Raytheon Company (USA)
160986 Raytheon Company Dba Raytheon Co (USA)
NE8399 New England Transformer Co Inc
SM-B-528531 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
ETC48701 Electronic Transformer Corp Div Electronic Transformer Corporation (USA)
27419 Torotel, Inc. Div Torotel Products, Inc. (USA)
160986 Raytheon Company Div Corp (USA)
A6751 Autodyne Manufacturing Co Inc (USA)
Related Parts
2520-00-360-7980INTERCHANGEABLE
LINING SET,FRICTION
10613
5840-00-408-8586INTERCHANGEABLE
RECEIVERTRANSMITTER
9320-00-974-9343INTERCHANGEABLE
RUBBER SHEET,CELLULAR
160986
6150-01-419-7929INTERCHANGEABLE
CABLE ASSEMBLY-SWITCH,ELECTRICAL

Frequently Asked Questions

What is NSN 5950-00-924-8805?

NSN 5950-00-924-8805 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 5950-00-924-8805?

NSN 5950-00-924-8805 has 8 cross-referenced part numbers: 160986 (Raytheon Company), 160986 (Raytheon Company Dba Raytheon Co), NE8399 (New England Transformer Co Inc), SM-B-528531 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), ETC48701 (Electronic Transformer Corp Div Electronic Transformer Corporation) and 3 more.

What NSN replaces 5950-00-924-8805?

There are 4 known substitutes for 5950-00-924-8805: 2520-00-360-7980, 5840-00-408-8586, 9320-00-974-9343 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SM-B-528531?

Key specifications for SM-B-528531: Reliability Indicator: NOT ESTABLISHED; Winding Operating Current: 500.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY; Body Outside Diameter: 1.250 INCHES NOMINAL IN; Frequency Rating: 1.6 KILOHERTZ MAXIMUM SINGLE COMPONENT. 12 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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