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257077 — TRANSFORMER,RADIO FREQUENCY

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

257077: TRANSFORMER,RADIO FREQUENCY.

The TRANSFORMER,RADIO FREQUENCY is a the manufacturer industrial component. Key specifications include body_width: 1.000 INCHES NOMINAL IN, body_height: 1.160 INCHES NOMINAL IN, coil_form_type: SOLID SINGLE COMPONENT, inclosure_type: FULLY INCLOSED, overall_length: 1.588 INCHES NOMINAL IN, mounting_method: TERMINAL SINGLE GROUP. This part is cataloged in the U.S.

Government catalog under NSN 5950-00-724-4771, 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
257077
NSN: 5950-00-724-4771
NIINs: 007244771, 011031532
FSC: 5950 — Coils and Transformers
CAGE: 18212 — AMERICAN TRANS-COIL CORP (USA)
SPECIFICATIONS
body_width1.000 INCHES NOMINAL IN
body_height1.160 INCHES NOMINAL IN
coil_form_typeSOLID SINGLE COMPONENT
inclosure_typeFULLY INCLOSED
overall_length1.588 INCHES NOMINAL IN
mounting_methodTERMINAL SINGLE GROUP
frequency_rating29.0 MEGAHERTZ NOMINAL SINGLE COMPONENT
precious_materialSILVER
reliability_indicatorNOT ESTABLISHED
terminal_type_and_quantity4 KNIFE BLADE
winding_function_and_quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
precious_material_and_locationTERMINALS SILVER
NSN5950-00-724-4771
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,RADIO FREQUENCY TITLE COMPONENT PN 257077 MFR TRANSFORMER,RADIO FREQ
KEY FEATURES
•
INCLOSURE TYPE: FULLY INCLOSED
•
PRECIOUS MATERIAL: SILVER
•
MOUNTING METHOD: TERMINAL SINGLE GROUP
•
BODY WIDTH: 1.000 INCHES NOMINAL IN
•
BODY HEIGHT: 1.160 INCHES NOMINAL IN
•
COIL FORM TYPE: SOLID SINGLE COMPONENT
•
WINDING FUNCTION AND QUANTITY: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
TECHNICAL CHARACTERISTICS
INCLOSURE TYPEFULLY INCLOSED
PRECIOUS MATERIALSILVER
MOUNTING METHODTERMINAL SINGLE GROUP
BODY WIDTH1.000 INCHES NOMINAL IN
BODY HEIGHT1.160 INCHES NOMINAL IN
OVERALL LENGTH1.588 INCHES NOMINAL IN
COIL FORM TYPESOLID SINGLE COMPONENT
WINDING FUNCTION AND QUANTITY1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
RELIABILITY INDICATORNOT ESTABLISHED
PRECIOUS MATERIAL AND LOCATIONTERMINALS SILVER
SUBSTITUTES & CROSS-REFERENCES 2
666231-077Reference document
Same NSN cross-reference
Reference document — Secondary reference
372A29-37Same 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 257077?
257077 is a TRANSFORMER,RADIO FREQUENCY.
What parts can replace 257077?
There are 2 known substitutes for 257077: 666231-077, 372A29-37. Substitute compatibility should be verified for your specific system.
What is the NSN for 257077?
257077 is cataloged in the U.S. Government catalog under NSN 5950-00-724-4771. 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.