A7143 — TRANSFORMER,AUDIO FREQUENCY

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

A7143: TRANSFORMER,AUDIO FREQUENCY.

The TRANSFORMER,AUDIO FREQUENCY is a the manufacturer industrial component. Key specifications include body_width: 1.141 INCHES NOMINAL IN, body_height: 1.781 INCHES NOMINAL IN, body_length: 1.141 INCHES NOMINAL IN, inclosure_type: HERMETICALLY SEALED, mounting_method: FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP, frequency_rating: 400.0 HERTZ MAXIMUM SINGLE COMPONENT. This part is cataloged in the U.S.

Government catalog under NSN 5950-00-578-8142, 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

A7143

NSN: 5950-00-578-8142
FSC: 5950 — Coils and Transformers
CAGE: 00144 — TE CONNECTIVITY NETWORKS, INC. DIV ADC TELECOMMUNICATIONS SALES, INC. (USA)

SPECIFICATIONS

body_width	1.141 INCHES NOMINAL IN
body_height	1.781 INCHES NOMINAL IN
body_length	1.141 INCHES NOMINAL IN
inclosure_type	HERMETICALLY SEALED
mounting_method	FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
frequency_rating	400.0 HERTZ MAXIMUM SINGLE COMPONENT
transformer_function	INPUT
reliability_indicator	NOT ESTABLISHED
mounting_hole_diameter	0.188 INCHES NOMINAL SINGLE GROUP IN
impedance_rating_in_ohms	220000.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY
winding_shielding_method	INTERNAL SHIELD GROUNDED TO INCLOSURE SINGLE COMPONENT
mounting_facility_quantity	4 SINGLE GROUP
NSN	5950-00-578-8142

COMPONENT DIAGRAM

KEY FEATURES

•

TRANSFORMER FUNCTION: INPUT

•

MOUNTING FACILITY QUANTITY: 4 SINGLE GROUP

•

INCLOSURE TYPE: HERMETICALLY SEALED

•

CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH: 0.936 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN

•

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

•

BODY WIDTH: 1.141 INCHES NOMINAL IN

•

BODY HEIGHT: 1.781 INCHES NOMINAL IN

•

MOUNTING HOLE DIAMETER: 0.188 INCHES NOMINAL SINGLE GROUP IN

TECHNICAL CHARACTERISTICS

TRANSFORMER FUNCTION	INPUT
MOUNTING FACILITY QUANTITY	4 SINGLE GROUP
INCLOSURE TYPE	HERMETICALLY SEALED
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH	0.936 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
MOUNTING METHOD	FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
BODY WIDTH	1.141 INCHES NOMINAL IN
BODY HEIGHT	1.781 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	2200.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY

SUBSTITUTES & CROSS-REFERENCES 1

16983Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is A7143?

A7143 is a TRANSFORMER,AUDIO FREQUENCY.

What parts can replace A7143?

There is 1 known substitute for A7143: 16983. Substitute compatibility should be verified for your specific system.

What is the NSN for A7143?

A7143 is cataloged in the U.S. Government catalog under NSN 5950-00-578-8142. This indicates validated use in U.S. government and defense supply chains.

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A7143 — TRANSFORMER,AUDIO FREQUENCY

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