PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SM-A-984795Transformer,audio Frequency

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 5950-01-186-9398 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-186-9398 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-186-9398. Primary manufacturer part number: SM-A-984795.
Features
  • Transformer,audio Frequency — FSC 5950
  • Impedance Rating in Ohms: 150.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
  • Frequency Rating: 50.0 HERTZ MINIMUM AND 1.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
  • Inclosure Type: FULLY INCLOSED
  • Body Length: 0.540 INCHES MAXIMUM IN
  • Winding Function and Quantity: 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
  • Impedance Rating in Ohms: 12.0 NOMINAL SINGLE COMPONENT ALL SECONDARY
  • Mounting Method: TERMINAL SINGLE GROUP
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,audio Frequency, cataloged under National Stock Number 5950-01-186-9398, 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 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 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
NSN5950-01-186-9398
Primary Part NumberSM-A-984795
Item NameTransformer,audio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
StatusACTIVE
Impedance Rating in Ohms150.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Frequency Rating50.0 HERTZ MINIMUM AND 1.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
Inclosure TypeFULLY INCLOSED
Body Length0.540 INCHES MAXIMUM IN
Winding Function and Quantity1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
Impedance Rating in Ohms12.0 NOMINAL SINGLE COMPONENT ALL SECONDARY
Mounting MethodTERMINAL SINGLE GROUP
Reliability IndicatorNOT ESTABLISHED
Winding Operating Current8.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
Terminal Type and Quantity7 PIN
Body Outside Diameter0.750 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
4820-00-712-145543124 INTERCHANGEABLE
Disk,valve
Spirax Sarco Inc Dba Spirax Sarco
5930-01-212-5382 INTERCHANGEABLE
Adapter,switch Actuator
4320-01-240-8468 INTERCHANGEABLE
Pump Unit,rotary
3130-01-274-820243124 INTERCHANGEABLE
Cap,pillow Block
Insinger Machine Co
6625-01-284-40557912291-00 INTERCHANGEABLE
Divider,power,radio Frequency
L3 Technologies, Inc. Dba Communication Systems-West Div Communication Systems-West
4820-01-374-057343124 INTERCHANGEABLE
Spool,sleeve Assembly
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
5305-01-435-477543124 INTERCHANGEABLE
Screw,machine
Dana Light Axle Products, Llc Dba Dana Light Axle Products
Cross-Reference Index
Part NumberManufacturer
43124 Coast/advanced Chip Magnetics, Inc. (USA)
PICO-3905 Pico Electronics Inc (USA)
SM-A-984795 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
S-21050 Pico Electronics Inc (USA)
Related Parts
4820-00-712-1455INTERCHANGEABLE
DISK,VALVE
43124
5930-01-212-5382INTERCHANGEABLE
ADAPTER,SWITCH ACTUATOR
4320-01-240-8468INTERCHANGEABLE
PUMP UNIT,ROTARY
3130-01-274-8202INTERCHANGEABLE
CAP,PILLOW BLOCK
43124
6625-01-284-4055INTERCHANGEABLE
DIVIDER,POWER,RADIO FREQUENCY
7912291-00
4820-01-374-0573INTERCHANGEABLE
SPOOL,SLEEVE ASSEMBLY
43124
5305-01-435-4775INTERCHANGEABLE
SCREW,MACHINE
43124

Frequently Asked Questions

What is NSN 5950-01-186-9398?

NSN 5950-01-186-9398 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 5950-01-186-9398?

NSN 5950-01-186-9398 has 4 cross-referenced part numbers: 43124 (Coast/advanced Chip Magnetics, Inc.), PICO-3905 (Pico Electronics Inc), SM-A-984795 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), S-21050 (Pico Electronics Inc).

What NSN replaces 5950-01-186-9398?

There are 7 known substitutes for 5950-01-186-9398: 4820-00-712-1455, 5930-01-212-5382, 4320-01-240-8468 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SM-A-984795?

Key specifications for SM-A-984795: Impedance Rating in Ohms: 150.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY; Frequency Rating: 50.0 HERTZ MINIMUM AND 1.0 KILOHERTZ MAXIMUM SINGLE COMPONENT; Inclosure Type: FULLY INCLOSED; Body Length: 0.540 INCHES MAXIMUM IN. 11 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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