1857281 — TRANSFORMER,POWER

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

1857281: TRANSFORMER,POWER.

The TRANSFORMER,POWER is a the manufacturer industrial component. Key specifications include body_width: 1.312 INCHES NOMINAL IN, body_height: 1.312 INCHES NOMINAL IN, body_length: 1.812 INCHES NOMINAL IN, inclosure_type: FULLY INCLOSED, mounting_method: FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP, frequency_rating: 400.0 HERTZ NOMINAL SINGLE COMPONENT. This part is cataloged in the U.S.

Government catalog under NSN 5950-00-681-2991, 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

1857281

NSN: 5950-00-681-2991
FSC: 5950 — Coils and Transformers
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)

SPECIFICATIONS

body_width	1.312 INCHES NOMINAL IN
body_height	1.312 INCHES NOMINAL IN
body_length	1.812 INCHES NOMINAL IN
inclosure_type	FULLY INCLOSED
mounting_method	FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
frequency_rating	400.0 HERTZ NOMINAL SINGLE COMPONENT
reliability_indicator	NOT ESTABLISHED
winding_operating_current	50.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
winding_operating_voltage	2.50 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
mounting_facility_quantity	4 SINGLE GROUP
terminal_type_and_quantity	4 STANDOFF, SOLDER LUG
winding_function_and_quantity	1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
NSN	5950-00-681-2991

COMPONENT DIAGRAM

KEY FEATURES

•

MOUNTING FACILITY QUANTITY: 4 SINGLE GROUP

•

INCLOSURE TYPE: FULLY INCLOSED

•

CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH: 1.687 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN

•

INPUT-OUTPUT PHASE RELATIONSHIP: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT

•

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

•

BODY WIDTH: 1.312 INCHES NOMINAL IN

•

BODY HEIGHT: 1.312 INCHES NOMINAL IN

•

WINDING FUNCTION AND QUANTITY: 1 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	1.687 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
INPUT-OUTPUT PHASE RELATIONSHIP	SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
MOUNTING METHOD	FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
BODY WIDTH	1.312 INCHES NOMINAL IN
BODY HEIGHT	1.312 INCHES NOMINAL IN
WINDING FUNCTION AND QUANTITY	1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
BODY LENGTH	1.812 INCHES NOMINAL IN
WINDING OPERATING CURRENT	50.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY

SUBSTITUTES & CROSS-REFERENCES 1

1012148Reference document

Same NSN cross-reference

Reference document — Secondary reference

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 1857281?

1857281 is a TRANSFORMER,POWER.

What parts can replace 1857281?

There is 1 known substitute for 1857281: 1012148. Substitute compatibility should be verified for your specific system.

What is the NSN for 1857281?

1857281 is cataloged in the U.S. Government catalog under NSN 5950-00-681-2991. This indicates validated use in U.S. government and defense supply chains.

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