AU-3981 — TRANSFORMER,AUDIO FREQUENCY

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

AU-3981: TRANSFORMER,AUDIO FREQUENCY.

The TRANSFORMER,AUDIO FREQUENCY is a the manufacturer industrial component. Key specifications include body_width: 1.500 INCHES NOMINAL IN, body_height: 1.625 INCHES NOMINAL IN, body_length: 1.938 INCHES NOMINAL IN, inclosure_type: FULLY INCLOSED, mounting_method: BRACKET(S) AND UNTHREADED HOLE(S) SINGLE GROUP, frequency_rating: 70.0 HERTZ MINIMUM AND 7.0 KILOHERTZ MAXIMUM SINGLE COMPONENT. This part is cataloged in the U.S.

Government catalog under NSN 5950-00-575-3545, 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-3981

NSN: 5950-00-575-3545
FSC: 5950 — Coils and Transformers
CAGE: 53854 — MAGNESPEC INC (USA)

SPECIFICATIONS

body_width	1.500 INCHES NOMINAL IN
body_height	1.625 INCHES NOMINAL IN
body_length	1.938 INCHES NOMINAL IN
inclosure_type	FULLY INCLOSED
mounting_method	BRACKET(S) AND UNTHREADED HOLE(S) SINGLE GROUP
frequency_rating	70.0 HERTZ MINIMUM AND 7.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
reliability_indicator	NOT ESTABLISHED
mounting_hole_diameter	0.188 INCHES NOMINAL SINGLE GROUP IN
impedance_rating_in_ohms	50.0 NOMINAL AND 250.0 NOMINAL AND 600.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY
mounting_facility_quantity	2 SINGLE GROUP
terminal_type_and_quantity	7 WIRE LEAD
winding_function_and_quantity	1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
NSN	5950-00-575-3545

COMPONENT DIAGRAM

KEY FEATURES

•

MOUNTING FACILITY QUANTITY: 2 SINGLE GROUP

•

INCLOSURE TYPE: FULLY INCLOSED

•

MOUNTING METHOD: BRACKET(S) AND UNTHREADED HOLE(S) SINGLE GROUP

•

BODY WIDTH: 1.500 INCHES NOMINAL IN

•

BODY HEIGHT: 1.625 INCHES NOMINAL IN

•

MOUNTING HOLE DIAMETER: 0.188 INCHES NOMINAL SINGLE GROUP IN

•

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

•

IMPEDANCE RATING IN OHMS: 18000.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY

TECHNICAL CHARACTERISTICS

MOUNTING FACILITY QUANTITY	2 SINGLE GROUP
INCLOSURE TYPE	FULLY INCLOSED
MOUNTING METHOD	BRACKET(S) AND UNTHREADED HOLE(S) SINGLE GROUP
BODY WIDTH	1.500 INCHES NOMINAL IN
BODY HEIGHT	1.625 INCHES NOMINAL IN
MOUNTING HOLE DIAMETER	0.188 INCHES NOMINAL SINGLE GROUP IN
WINDING FUNCTION AND QUANTITY	1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
IMPEDANCE RATING IN OHMS	18000.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
IMPEDANCE RATING IN OHMS	50.0 NOMINAL AND 250.0 NOMINAL AND 600.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY
DISTANCE BETWEEN MOUNTING FACILITY CENTERS	2.375 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN

SUBSTITUTES & CROSS-REFERENCES 3

349-740Reference document

Same NSN cross-reference

Reference document — Secondary reference

A53XM0DPERREQMT3AAND3BAND15TRANSReference document

Same NSN cross-reference

Reference document — Secondary reference

A53XM0DReference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

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

Ready to buy AU-3981?

Compare prices from verified sellers on eBay

Buy on eBay →

As an eBay Partner, PartsTable may earn a commission. Your price is not affected.

FREQUENTLY ASKED QUESTIONS

What is AU-3981?

AU-3981 is a TRANSFORMER,AUDIO FREQUENCY.

What parts can replace AU-3981?

There are 3 known substitutes for AU-3981: 349-740, A53XM0DPERREQMT3AAND3BAND15TRANS, A53XM0D. Substitute compatibility should be verified for your specific system.

What is the NSN for AU-3981?

AU-3981 is cataloged in the U.S. Government catalog under NSN 5950-00-575-3545. This indicates validated use in U.S. government and defense supply chains.

Community Feedback

AU-3981 — TRANSFORMER,AUDIO FREQUENCY

Request a Quote — AU-3981