1981437 — TRANSFORMER,AUDIO FREQUENCY

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

1981437: TRANSFORMER,AUDIO FREQUENCY.

The TRANSFORMER,AUDIO FREQUENCY is a the manufacturer industrial component. Key specifications include body_width: 0.812 INCHES MAXIMUM IN, body_height: 0.875 INCHES NOMINAL IN, body_length: 0.969 INCHES MAXIMUM IN, inclosure_type: FULLY INCLOSED, mounting_method: THREADED HOLE(S) SINGLE GROUP, frequency_rating: 400.0 HERTZ NOMINAL SINGLE COMPONENT. This part is cataloged in the U.S.

Government catalog under NSN 5950-00-657-2403, 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

1981437

NSN: 5950-00-657-2403
FSC: 5950 — Coils and Transformers
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)

SPECIFICATIONS

body_width	0.812 INCHES MAXIMUM IN
body_height	0.875 INCHES NOMINAL IN
body_length	0.969 INCHES MAXIMUM IN
inclosure_type	FULLY INCLOSED
mounting_method	THREADED HOLE(S) SINGLE GROUP
frequency_rating	400.0 HERTZ NOMINAL SINGLE COMPONENT
nominal_thread_size	0.112 INCHES SINGLE GROUP IN
reliability_indicator	NOT ESTABLISHED
impedance_rating_in_ohms	532.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
thread_series_designator	UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
winding_operating_current	2.7 AMPERES DC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
mounting_facility_quantity	2 SINGLE GROUP
NSN	5950-00-657-2403

COMPONENT DIAGRAM

KEY FEATURES

•

MOUNTING FACILITY QUANTITY: 2 SINGLE GROUP

•

INCLOSURE TYPE: FULLY INCLOSED

•

MOUNTING METHOD: THREADED HOLE(S) SINGLE GROUP

•

BODY WIDTH: 0.812 INCHES MAXIMUM IN

•

BODY HEIGHT: 0.875 INCHES NOMINAL IN

•

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

•

IMPEDANCE RATING IN OHMS: 305.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY

TECHNICAL CHARACTERISTICS

MOUNTING FACILITY QUANTITY	2 SINGLE GROUP
INCLOSURE TYPE	FULLY INCLOSED
MOUNTING METHOD	THREADED HOLE(S) SINGLE GROUP
BODY WIDTH	0.812 INCHES MAXIMUM IN
BODY HEIGHT	0.875 INCHES NOMINAL IN
WINDING FUNCTION AND QUANTITY	1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
IMPEDANCE RATING IN OHMS	305.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY
IMPEDANCE RATING IN OHMS	532.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
DISTANCE BETWEEN MOUNTING FACILITY CENTERS	0.375 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
NOMINAL THREAD SIZE	0.112 INCHES SINGLE GROUP IN

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

436303Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

1006989Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 1981437?

1981437 is a TRANSFORMER,AUDIO FREQUENCY.

What parts can replace 1981437?

There are 2 known substitutes for 1981437: 436303, 1006989. Substitute compatibility should be verified for your specific system.

What is the NSN for 1981437?

1981437 is cataloged in the U.S. Government catalog under NSN 5950-00-657-2403. This indicates validated use in U.S. government and defense supply chains.

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1981437 — TRANSFORMER,AUDIO FREQUENCY

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