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301865 — TRANSFORMER,AUDIO FREQUENCY

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

301865: TRANSFORMER,AUDIO FREQUENCY.

The TRANSFORMER,AUDIO FREQUENCY is a the manufacturer industrial component. Key specifications include body_width: 0.410 INCHES MAXIMUM IN, body_height: 0.410 INCHES MAXIMUM IN, body_length: 0.465 INCHES MAXIMUM IN, inclosure_type: FULLY INCLOSED, mounting_method: TERMINAL SINGLE GROUP, frequency_rating: 300.0 HERTZ NOMINAL SINGLE COMPONENT. This part is cataloged in the U.S.

Government catalog under NSN 5950-00-857-9049, 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
301865
NSN: 5950-00-857-9049
FSC: 5950 — Coils and Transformers
CAGE: 22915 — NORTHROP GRUMMAN CORP ELECTRONIC SYSTEMS DEFENSIVE SYSTEM DIV (USA)
SPECIFICATIONS
body_width0.410 INCHES MAXIMUM IN
body_height0.410 INCHES MAXIMUM IN
body_length0.465 INCHES MAXIMUM IN
inclosure_typeFULLY INCLOSED
mounting_methodTERMINAL SINGLE GROUP
frequency_rating300.0 HERTZ NOMINAL SINGLE COMPONENT
impedance_rating_in_ohms500.0 MINIMUM SINGLE COMPONENT SINGLE PRIMARY
terminal_type_and_quantity5 WIRE LEAD
winding_function_and_quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
primary_to_secondary_turn_ratio1 TO 1 SINGLE COMPONENT
NSN5950-00-857-9049
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,AUDIO FREQUENCY TITLE COMPONENT PN 301865 MFR TRANSFORMER,AUDIO FREQ
KEY FEATURES
•
INCLOSURE TYPE: FULLY INCLOSED
•
MOUNTING METHOD: TERMINAL SINGLE GROUP
•
BODY WIDTH: 0.410 INCHES MAXIMUM IN
•
BODY HEIGHT: 0.410 INCHES MAXIMUM IN
•
WINDING FUNCTION AND QUANTITY: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
•
IMPEDANCE RATING IN OHMS: 2500.0 MINIMUM SINGLE COMPONENT SINGLE SECONDARY
•
BODY LENGTH: 0.465 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
INCLOSURE TYPEFULLY INCLOSED
MOUNTING METHODTERMINAL SINGLE GROUP
BODY WIDTH0.410 INCHES MAXIMUM IN
BODY HEIGHT0.410 INCHES MAXIMUM IN
WINDING FUNCTION AND QUANTITY1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
IMPEDANCE RATING IN OHMS2500.0 MINIMUM SINGLE COMPONENT SINGLE SECONDARY
IMPEDANCE RATING IN OHMS500.0 MINIMUM SINGLE COMPONENT SINGLE PRIMARY
BODY LENGTH0.465 INCHES MAXIMUM IN
FREQUENCY RATING300.0 HERTZ NOMINAL SINGLE COMPONENT
PRIMARY TO SECONDARY TURN RATIO1 TO 1 SINGLE COMPONENT
OTHER ITEMS IN FSC 5950 — Coils and Transformers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5950-00-000-0146 5950-00-001-1372 5950-00-001-1386 5950-00-001-1410 5950-00-001-1411 5950-00-001-1412 5950-00-001-1413 5950-00-001-1414
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is 301865?
301865 is a TRANSFORMER,AUDIO FREQUENCY.
What is the NSN for 301865?
301865 is cataloged in the U.S. Government catalog under NSN 5950-00-857-9049. 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.