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1142AS457 — TRANSFORMER,POWER

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

1142AS457: TRANSFORMER,POWER.

The TRANSFORMER,POWER is a the manufacturer industrial component. Key specifications include body_width: 4.469 INCHES MINIMUM AND 4.531 INCHES MAXIMUM IN, body_height: 6.719 INCHES MINIMUM AND 6.781 INCHES MAXIMUM IN, body_length: 8.719 INCHES MINIMUM AND 8.781 INCHES MAXIMUM IN, inclosure_type: FULLY INCLOSED, mounting_method: FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP, reliability_indicator: NOT ESTABLISHED. This part is cataloged in the U.S.

Government catalog under NSN 5950-01-053-1083, 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
1142AS457
NSN: 5950-01-053-1083
FSC: 5950 — Coils and Transformers
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
body_width4.469 INCHES MINIMUM AND 4.531 INCHES MAXIMUM IN
body_height6.719 INCHES MINIMUM AND 6.781 INCHES MAXIMUM IN
body_length8.719 INCHES MINIMUM AND 8.781 INCHES MAXIMUM IN
inclosure_typeFULLY INCLOSED
mounting_methodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
reliability_indicatorNOT ESTABLISHED
mounting_hole_diameter0.313 INCHES NOMINAL SINGLE GROUP IN
mounting_facility_quantity4 SINGLE GROUP
terminal_type_and_quantity7 TAB, SOLDER LUG
winding_function_and_quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
input-output_phase_relationshipTHREE PHASE TO THREE PHASE SINGLE COMPONENT
center_to_center_distance_between_mounting_facilities_parallel_to_width3.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
NSN5950-01-053-1083
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,POWER TITLE COMPONENT PN 1142AS457 MFR TRANSFORMER,POWER
KEY FEATURES
•
MOUNTING FACILITY QUANTITY: 4 SINGLE GROUP
•
INCLOSURE TYPE: FULLY INCLOSED
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH: 5.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
•
INPUT-OUTPUT PHASE RELATIONSHIP: THREE PHASE TO THREE PHASE SINGLE COMPONENT
•
MOUNTING METHOD: FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
•
BODY WIDTH: 4.469 INCHES MINIMUM AND 4.531 INCHES MAXIMUM IN
•
BODY HEIGHT: 6.719 INCHES MINIMUM AND 6.781 INCHES MAXIMUM IN
•
MOUNTING HOLE DIAMETER: 0.313 INCHES NOMINAL SINGLE GROUP IN
TECHNICAL CHARACTERISTICS
MOUNTING FACILITY QUANTITY4 SINGLE GROUP
INCLOSURE TYPEFULLY INCLOSED
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH5.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
INPUT-OUTPUT PHASE RELATIONSHIPTHREE PHASE TO THREE PHASE SINGLE COMPONENT
MOUNTING METHODFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
BODY WIDTH4.469 INCHES MINIMUM AND 4.531 INCHES MAXIMUM IN
BODY HEIGHT6.719 INCHES MINIMUM AND 6.781 INCHES MAXIMUM IN
MOUNTING HOLE DIAMETER0.313 INCHES NOMINAL SINGLE GROUP IN
WINDING FUNCTION AND QUANTITY1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
BODY LENGTH8.719 INCHES MINIMUM AND 8.781 INCHES MAXIMUM 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 1
H65-101Reference 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 1142AS457?
1142AS457 is a TRANSFORMER,POWER.
What parts can replace 1142AS457?
There is 1 known substitute for 1142AS457: H65-101. Substitute compatibility should be verified for your specific system.
What is the NSN for 1142AS457?
1142AS457 is cataloged in the U.S. Government catalog under NSN 5950-01-053-1083. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.