PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SM-B-542571Transformer,audio Frequency

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 5950-01-028-6694 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-028-6694 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-028-6694. Primary manufacturer part number: SM-B-542571.
Features
  • Transformer,audio Frequency — FSC 5950
  • Distance Between Mounting Facility Centers: 2.375 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Mounting Hole Diameter: 0.187 INCHES NOMINAL SINGLE GROUP IN
  • Impedance Rating in Ohms: 5000.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
  • Body Width: 1.438 INCHES NOMINAL IN
  • Mounting Method: BRACKET(S) AND UNTHREADED HOLE(S) SINGLE GROUP
  • Frequency Rating: 200.0 HERTZ MINIMUM AND 6.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
  • Terminal Type and Quantity: 4 WIRE LEAD
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,audio Frequency, cataloged under National Stock Number 5950-01-028-6694, 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 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 11 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-01-028-6694
Primary Part NumberSM-B-542571
Item NameTransformer,audio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
StatusACTIVE
Distance Between Mounting Facility Centers2.375 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Mounting Hole Diameter0.187 INCHES NOMINAL SINGLE GROUP IN
Impedance Rating in Ohms5000.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Body Width1.438 INCHES NOMINAL IN
Mounting MethodBRACKET(S) AND UNTHREADED HOLE(S) SINGLE GROUP
Frequency Rating200.0 HERTZ MINIMUM AND 6.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
Terminal Type and Quantity4 WIRE LEAD
Inclosure TypeFULLY INCLOSED
Mounting Facility Quantity2 SINGLE GROUP
Winding Operating Current47.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
Maximum Transformer Power Rating5.0 WATTS SINGLE COMPONENT
Impedance Rating in Ohms10.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Body Height1.625 INCHES NOMINAL IN
Body Length1.938 INCHES NOMINAL IN
Reliability IndicatorNOT ESTABLISHED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5895-00-138-211240408 INTERCHANGEABLE
Panel,indicator
Allianz Sweeper Company
5330-00-154-8864240-4111-1035565REVCPC47 INTERCHANGEABLE
Seal,plain Encased
Naval Ship Systems Command
5330-00-241-5272938435 INTERCHANGEABLE
Gasket
Parker-Hannifin Corporation Dba Pneutronics Div Composite Sealing Systems Division
5306-00-248-940651855 INTERCHANGEABLE
Bolt,machine
Aerol Llc
5330-00-285-83871B2729 INTERCHANGEABLE
Seal,plain Encased
Caterpillar Inc Div Caterpillar Defense
5999-00-443-797104-0302-0408 INTERCHANGEABLE
Shielding Gasket,electronic
Parker-Hannifin Corporation Dba Pneutronics Div Chomerics Division
5961-00-539-320040408L INTERCHANGEABLE
Transistor
Semiconductor Technology, Inc. Dba Semiconductor Technology Inc
5360-00-597-8320SC-B-70501 INTERCHANGEABLE
Spring,helical,compression
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5940-00-913-8093 INTERCHANGEABLE
Terminal,stud
3120-00-928-62945185-5 INTERCHANGEABLE
Bearing,sleeve
Goodrich Aerospace Canada Ltd
Cross-Reference Index
Part NumberManufacturer
SM-B-542571 Valcore Manufacturing Llc (USA)
734B001 Edo Artisan Inc (USA)
40408 Coast/advanced Chip Magnetics, Inc. (USA)
30-12982 Magnetic Components Inc (USA)
A6210 Autodyne Manufacturing Co Inc (USA)
SM-B-542571 Valcore Manufacturing Llc Dba Use CAGE Code 04ye2 for Cataloging (USA)
51855 Opt Industries Inc Div of Electronika Inc (USA)
H5243 Goodwill Engineering Designs (USA)
SM-B-542571 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
PE121 Power Magne-Tech Corp Dba Power Magnetic (USA)
51855 Magnetika Inc Div Magnetika/phillipsburg Location (USA)
Related Parts
5895-00-138-2112INTERCHANGEABLE
PANEL,INDICATOR
40408
5330-00-154-8864INTERCHANGEABLE
SEAL,PLAIN ENCASED
240-4111-1035565REVCPC47
5330-00-241-5272INTERCHANGEABLE
GASKET
938435
5306-00-248-9406INTERCHANGEABLE
BOLT,MACHINE
51855
5330-00-285-8387INTERCHANGEABLE
SEAL,PLAIN ENCASED
1B2729
5999-00-443-7971INTERCHANGEABLE
SHIELDING GASKET,ELECTRONIC
04-0302-0408
5961-00-539-3200INTERCHANGEABLE
TRANSISTOR
40408L
5360-00-597-8320INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
SC-B-70501
5940-00-913-8093INTERCHANGEABLE
TERMINAL,STUD
3120-00-928-6294INTERCHANGEABLE
BEARING,SLEEVE
5185-5
6680-01-104-4294INTERCHANGEABLE
TRANSMITTER,LIQUID QUANTITY
40408
5340-01-205-5571INTERCHANGEABLE
CLIP,RETAINING
4.0408

Frequently Asked Questions

What is NSN 5950-01-028-6694?

NSN 5950-01-028-6694 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 5950-01-028-6694?

NSN 5950-01-028-6694 has 11 cross-referenced part numbers: SM-B-542571 (Valcore Manufacturing Llc), 734B001 (Edo Artisan Inc), 40408 (Coast/advanced Chip Magnetics, Inc.), 30-12982 (Magnetic Components Inc), A6210 (Autodyne Manufacturing Co Inc) and 6 more.

What NSN replaces 5950-01-028-6694?

There are 12 known substitutes for 5950-01-028-6694: 5895-00-138-2112, 5330-00-154-8864, 5330-00-241-5272 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SM-B-542571?

Key specifications for SM-B-542571: Distance Between Mounting Facility Centers: 2.375 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Mounting Hole Diameter: 0.187 INCHES NOMINAL SINGLE GROUP IN; Impedance Rating in Ohms: 5000.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY; Body Width: 1.438 INCHES NOMINAL IN. 16 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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