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AU-4353 — TRANSFORMER,AUDIO FREQUENCY

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

AU-4353: TRANSFORMER,AUDIO FREQUENCY.

The TRANSFORMER,AUDIO FREQUENCY is a the manufacturer industrial component. Key specifications include body_width: 0.750 INCHES NOMINAL IN, body_height: 0.400 INCHES NOMINAL IN, body_length: 0.125 INCHES NOMINAL IN, inclosure_type: FULLY INCLOSED, mounting_method: TERMINAL SINGLE GROUP, frequency_rating: 400.0 HERTZ NOMINAL SINGLE COMPONENT. This part is cataloged in the U.S.

Government catalog under NSN 5950-01-021-5326, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
AU-4353
NSN: 5950-01-021-5326
FSC: 5950 — Coils and Transformers
CAGE: 95970 — MTE CORP MILWAUKEE TRANSFORMER CO (USA)
SPECIFICATIONS
body_width0.750 INCHES NOMINAL IN
body_height0.400 INCHES NOMINAL IN
body_length0.125 INCHES NOMINAL IN
inclosure_typeFULLY INCLOSED
mounting_methodTERMINAL SINGLE GROUP
frequency_rating400.0 HERTZ NOMINAL SINGLE COMPONENT
reliability_indicatorNOT ESTABLISHED
maximum_operating_temp125.0 CELSIUS DEGC
terminal_type_and_quantity5 WIRE LEAD
winding_function_and_quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
NSN5950-01-021-5326
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,AUDIO FREQUENCY TITLE COMPONENT PN AU-4353 MFR TRANSFORMER,AUDIO FREQ
KEY FEATURES
•
INCLOSURE TYPE: FULLY INCLOSED
•
MOUNTING METHOD: TERMINAL SINGLE GROUP
•
BODY WIDTH: 0.750 INCHES NOMINAL IN
•
BODY HEIGHT: 0.400 INCHES NOMINAL IN
•
WINDING FUNCTION AND QUANTITY: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
•
MAXIMUM OPERATING TEMP: 125.0 CELSIUS DEGC
•
BODY LENGTH: 0.125 INCHES NOMINAL IN
•
RELIABILITY INDICATOR: NOT ESTABLISHED
TECHNICAL CHARACTERISTICS
INCLOSURE TYPEFULLY INCLOSED
MOUNTING METHODTERMINAL SINGLE GROUP
BODY WIDTH0.750 INCHES NOMINAL IN
BODY HEIGHT0.400 INCHES NOMINAL IN
WINDING FUNCTION AND QUANTITY1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
MAXIMUM OPERATING TEMP125.0 CELSIUS DEGC
BODY LENGTH0.125 INCHES NOMINAL IN
RELIABILITY INDICATORNOT ESTABLISHED
FREQUENCY RATING400.0 HERTZ NOMINAL SINGLE COMPONENT
TERMINAL TYPE AND QUANTITY5 WIRE LEAD
SUBSTITUTES & CROSS-REFERENCES 2
1219-461Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
12463Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is AU-4353?
AU-4353 is a TRANSFORMER,AUDIO FREQUENCY.
What parts can replace AU-4353?
There are 2 known substitutes for AU-4353: 1219-461, 12463. Substitute compatibility should be verified for your specific system.
What is the NSN for AU-4353?
AU-4353 is cataloged in the U.S. Government catalog under NSN 5950-01-021-5326. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.