400489-13 — TRANSFORMER,AUDIO FREQUENCY

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

400489-13: TRANSFORMER,AUDIO FREQUENCY.

The TRANSFORMER,AUDIO FREQUENCY is a the manufacturer industrial component. Key specifications include body_width: 2.375 INCHES NOMINAL IN, body_height: 3.812 INCHES NOMINAL IN, body_length: 2.750 INCHES NOMINAL IN, inclosure_type: FULLY INCLOSED, mounting_method: THREADED STUD(S) SINGLE GROUP, frequency_rating: 70.0 HERTZ MINIMUM AND 20.0 KILOHERTZ MAXIMUM SINGLE COMPONENT. This part is cataloged in the U.S.

Government catalog under NSN 5950-01-023-6955, 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

400489-13

NSN: 5950-01-023-6955
FSC: 5950 — Coils and Transformers
CAGE: 1KY21 — OLYMPUS AMERICA INC (USA)

SPECIFICATIONS

body_width	2.375 INCHES NOMINAL IN
body_height	3.812 INCHES NOMINAL IN
body_length	2.750 INCHES NOMINAL IN
inclosure_type	FULLY INCLOSED
mounting_method	THREADED STUD(S) SINGLE GROUP
frequency_rating	70.0 HERTZ MINIMUM AND 20.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
nominal_thread_size	0.138 INCHES SINGLE GROUP IN
reliability_indicator	NOT ESTABLISHED
impedance_rating_in_ohms	2250.0 NOMINAL SINGLE COMPONENT ALL PRIMARY
thread_quantity_per_inch	32 SINGLE GROUP
thread_series_designator	UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
mounting_facility_quantity	4 SINGLE GROUP
NSN	5950-01-023-6955

COMPONENT DIAGRAM

KEY FEATURES

•

MOUNTING FACILITY QUANTITY: 4 SINGLE GROUP

•

INCLOSURE TYPE: FULLY INCLOSED

•

CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH: 1.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN

•

MOUNTING METHOD: THREADED STUD(S) SINGLE GROUP

•

BODY WIDTH: 2.375 INCHES NOMINAL IN

•

BODY HEIGHT: 3.812 INCHES NOMINAL IN

•

MAXIMUM TRANSFORMER POWER RATING: 25.0 WATTS SINGLE COMPONENT

•

WINDING FUNCTION AND QUANTITY: 2 PRIMARY AND 1 SECONDARY SINGLE COMPONENT

TECHNICAL CHARACTERISTICS

MOUNTING FACILITY QUANTITY	4 SINGLE GROUP
INCLOSURE TYPE	FULLY INCLOSED
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH	1.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
MOUNTING METHOD	THREADED STUD(S) SINGLE GROUP
BODY WIDTH	2.375 INCHES NOMINAL IN
BODY HEIGHT	3.812 INCHES NOMINAL IN
MAXIMUM TRANSFORMER POWER RATING	25.0 WATTS SINGLE COMPONENT
WINDING FUNCTION AND QUANTITY	2 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
IMPEDANCE RATING IN OHMS	2250.0 NOMINAL SINGLE COMPONENT ALL PRIMARY
IMPEDANCE RATING IN OHMS	4.0 NOMINAL AND 8.0 NOMINAL AND 16.0 NOMINAL AND 500.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY

SUBSTITUTES & CROSS-REFERENCES 2

TF4RX13GAReference document

Same NSN cross-reference

Reference document — Secondary reference

HS-77Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 400489-13?

400489-13 is a TRANSFORMER,AUDIO FREQUENCY.

What parts can replace 400489-13?

There are 2 known substitutes for 400489-13: TF4RX13GA, HS-77. Substitute compatibility should be verified for your specific system.

What is the NSN for 400489-13?

400489-13 is cataloged in the U.S. Government catalog under NSN 5950-01-023-6955. This indicates validated use in U.S. government and defense supply chains.

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400489-13 — TRANSFORMER,AUDIO FREQUENCY

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