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F1554 — TRANSFORMER,AUDIO FREQUENCY

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

F1554: TRANSFORMER,AUDIO FREQUENCY.

The TRANSFORMER,AUDIO FREQUENCY is a the manufacturer industrial component. Key specifications include body_length: 2.062 INCHES MAXIMUM IN, inclosure_type: HERMETICALLY SEALED, mounting_method: THREADED STUD(S) SINGLE GROUP, frequency_rating: 60.0 HERTZ MINIMUM AND 500.0 HERTZ MAXIMUM SINGLE COMPONENT, overall_diameter: 1.625 INCHES NOMINAL IN, special_features: MOISTURE RESISTANT. This part is cataloged in the U.S.

Government catalog under NSN 5950-00-243-5260, 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
F1554
NSN: 5950-00-243-5260
NIINs: 002435260, 006460013
FSC: 5950 — Coils and Transformers
CAGE: 09017 — EDO (USA)
SPECIFICATIONS
body_length2.062 INCHES MAXIMUM IN
inclosure_typeHERMETICALLY SEALED
mounting_methodTHREADED STUD(S) SINGLE GROUP
frequency_rating60.0 HERTZ MINIMUM AND 500.0 HERTZ MAXIMUM SINGLE COMPONENT
overall_diameter1.625 INCHES NOMINAL IN
special_featuresMOISTURE RESISTANT
winding_quantity1 SINGLE COMPONENT
nominal_thread_size0.138 INCHES SINGLE GROUP IN
body_outside_diameter1.250 INCHES NOMINAL IN
reliability_indicatorNOT ESTABLISHED
mounting_hole_diameter0.156 INCHES NOMINAL SINGLE GROUP IN
impedance_rating_in_ohms10000.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
NSN5950-00-243-5260
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,AUDIO FREQUENCY TITLE COMPONENT PN F1554 MFR TRANSFORMER,AUDIO FREQ
KEY FEATURES
•
MOUNTING FACILITY QUANTITY: 1 SINGLE GROUP
•
INCLOSURE TYPE: FULLY INCLOSED
•
BODY OUTSIDE DIAMETER: 1.250 INCHES NOMINAL IN
•
MOUNTING METHOD: UNTHREADED HOLE(S) SINGLE GROUP
•
MOUNTING HOLE DIAMETER: 0.156 INCHES NOMINAL SINGLE GROUP IN
•
BODY LENGTH: 1.281 INCHES NOMINAL IN
•
DC RESISTANCE RATING IN OHMS: 40.000 SINGLE COMPONENT SINGLE WINDING
•
RELIABILITY INDICATOR: NOT ESTABLISHED
TECHNICAL CHARACTERISTICS
MOUNTING FACILITY QUANTITY1 SINGLE GROUP
INCLOSURE TYPEFULLY INCLOSED
BODY OUTSIDE DIAMETER1.250 INCHES NOMINAL IN
MOUNTING METHODUNTHREADED HOLE(S) SINGLE GROUP
MOUNTING HOLE DIAMETER0.156 INCHES NOMINAL SINGLE GROUP IN
BODY LENGTH1.281 INCHES NOMINAL IN
DC RESISTANCE RATING IN OHMS40.000 SINGLE COMPONENT SINGLE WINDING
RELIABILITY INDICATORNOT ESTABLISHED
SPECIAL FEATURESMOISTURE RESISTANT
WINDING QUANTITY1 SINGLE COMPONENT
SUBSTITUTES & CROSS-REFERENCES 1
D165969Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is F1554?
F1554 is a TRANSFORMER,AUDIO FREQUENCY.
What parts can replace F1554?
There is 1 known substitute for F1554: D165969. Substitute compatibility should be verified for your specific system.
What is the NSN for F1554?
F1554 is cataloged in the U.S. Government catalog under NSN 5950-00-243-5260. 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.