645994 — TRANSFORMER,AUDIO FREQUENCY

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

645994: TRANSFORMER,AUDIO FREQUENCY.

The TRANSFORMER,AUDIO FREQUENCY is a the manufacturer industrial component. Key specifications include body_width: 2.750 INCHES NOMINAL IN, body_height: 2.750 INCHES NOMINAL IN, body_length: 3.750 INCHES NOMINAL IN, inclosure_type: HERMETICALLY SEALED, mounting_method: THREADED STUD(S) SINGLE GROUP, frequency_rating: 60.0 HERTZ NOMINAL SINGLE COMPONENT. This part is cataloged in the U.S.

Government catalog under NSN 5950-00-553-3752, 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

645994

NSN: 5950-00-553-3752
FSC: 5950 — Coils and Transformers
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)

SPECIFICATIONS

body_width	2.750 INCHES NOMINAL IN
body_height	2.750 INCHES NOMINAL IN
body_length	3.750 INCHES NOMINAL IN
inclosure_type	HERMETICALLY SEALED
mounting_method	THREADED STUD(S) SINGLE GROUP
frequency_rating	60.0 HERTZ NOMINAL SINGLE COMPONENT
nominal_thread_size	0.138 INCHES SINGLE GROUP IN
transformer_function	INPUT
reliability_indicator	NOT ESTABLISHED
impedance_rating_in_ohms	720000.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY
thread_quantity_per_inch	32 SINGLE GROUP
thread_series_designator	UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
NSN	5950-00-553-3752

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: 2.062 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN

•

MOUNTING METHOD: THREADED STUD(S) SINGLE GROUP

•

BODY WIDTH: 2.750 INCHES NOMINAL IN

•

BODY HEIGHT: 2.750 INCHES NOMINAL IN

•

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

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	2.062 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
MOUNTING METHOD	THREADED STUD(S) SINGLE GROUP
BODY WIDTH	2.750 INCHES NOMINAL IN
BODY HEIGHT	2.750 INCHES NOMINAL IN
WINDING FUNCTION AND QUANTITY	1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
IMPEDANCE RATING IN OHMS	200000.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
IMPEDANCE RATING IN OHMS	720000.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY

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 2

38974Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

393W11Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 645994?

645994 is a TRANSFORMER,AUDIO FREQUENCY.

What parts can replace 645994?

There are 2 known substitutes for 645994: 38974, 393W11. Substitute compatibility should be verified for your specific system.

What is the NSN for 645994?

645994 is cataloged in the U.S. Government catalog under NSN 5950-00-553-3752. This indicates validated use in U.S. government and defense supply chains.

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645994 — TRANSFORMER,AUDIO FREQUENCY

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