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JB669 — TRANSFORMER,AUDIO FREQUENCY

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

JB669: TRANSFORMER,AUDIO FREQUENCY.

The TRANSFORMER,AUDIO FREQUENCY is a the manufacturer industrial component. Key specifications include body_width: 0.938 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN, body_height: 0.938 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN, body_length: 1.250 INCHES MINIMUM AND 1.375 INCHES MAXIMUM IN, inclosure_type: HERMETICALLY SEALED, mounting_method: THREADED STUD(S) SINGLE GROUP, frequency_rating: 1.0 KILOHERTZ NOMINAL SINGLE COMPONENT. This part is cataloged in the U.S.

Government catalog under NSN 5950-00-763-9730, 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
JB669
NSN: 5950-00-763-9730
FSC: 5950 — Coils and Transformers
CAGE: 80223 — UNITED TRANSFORMER CORP SUB OF OPT INDUSTRIES INC (USA)
SPECIFICATIONS
body_width0.938 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
body_height0.938 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
body_length1.250 INCHES MINIMUM AND 1.375 INCHES MAXIMUM IN
inclosure_typeHERMETICALLY SEALED
mounting_methodTHREADED STUD(S) SINGLE GROUP
frequency_rating1.0 KILOHERTZ NOMINAL SINGLE COMPONENT
nominal_thread_size0.112 INCHES SINGLE GROUP IN
reliability_indicatorNOT ESTABLISHED
impedance_rating_in_ohms500.0 NOMINAL SINGLE COMPONENT ALL PRIMARY
thread_quantity_per_inch40 SINGLE GROUP
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
winding_shielding_methodINTERNAL SHIELD GROUNDED TO INCLOSURE SINGLE COMPONENT
NSN5950-00-763-9730
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,AUDIO FREQUENCY TITLE COMPONENT PN JB669 MFR TRANSFORMER,AUDIO FREQ
KEY FEATURES
•
MOUNTING FACILITY QUANTITY: 2 SINGLE GROUP
•
INCLOSURE TYPE: HERMETICALLY SEALED
•
MOUNTING METHOD: THREADED STUD(S) SINGLE GROUP
•
BODY WIDTH: 0.938 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
•
BODY HEIGHT: 0.938 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
•
MAXIMUM TRANSFORMER POWER RATING: 250.0 MILLIWATTS SINGLE COMPONENT
•
WINDING FUNCTION AND QUANTITY: 2 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
•
IMPEDANCE RATING IN OHMS: 500.0 NOMINAL SINGLE COMPONENT ALL SECONDARY
TECHNICAL CHARACTERISTICS
MOUNTING FACILITY QUANTITY2 SINGLE GROUP
INCLOSURE TYPEHERMETICALLY SEALED
MOUNTING METHODTHREADED STUD(S) SINGLE GROUP
BODY WIDTH0.938 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
BODY HEIGHT0.938 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
MAXIMUM TRANSFORMER POWER RATING250.0 MILLIWATTS SINGLE COMPONENT
WINDING FUNCTION AND QUANTITY2 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
IMPEDANCE RATING IN OHMS500.0 NOMINAL SINGLE COMPONENT ALL SECONDARY
IMPEDANCE RATING IN OHMS500.0 NOMINAL SINGLE COMPONENT ALL PRIMARY
WINDING SHIELDING METHODINTERNAL SHIELD GROUNDED TO INCLOSURE SINGLE COMPONENT
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
352508-1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
3-16578Reference 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 JB669?
JB669 is a TRANSFORMER,AUDIO FREQUENCY.
What parts can replace JB669?
There are 2 known substitutes for JB669: 352508-1, 3-16578. Substitute compatibility should be verified for your specific system.
What is the NSN for JB669?
JB669 is cataloged in the U.S. Government catalog under NSN 5950-00-763-9730. 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.