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R20290 — TRANSFORMER,AUDIO FREQUENCY

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

R20290: TRANSFORMER,AUDIO FREQUENCY.

The TRANSFORMER,AUDIO FREQUENCY is a the manufacturer industrial component. Key specifications include body_length: 0.375 INCHES MAXIMUM IN, inclosure_type: FULLY INCLOSED, mounting_method: TERMINAL SINGLE GROUP, frequency_rating: 75.0 HERTZ MINIMUM AND 1.0 KILOHERTZ MAXIMUM SINGLE COMPONENT, body_outside_diameter: 0.750 INCHES NOMINAL IN, reliability_indicator: NOT ESTABLISHED. This part is cataloged in the U.S.

Government catalog under NSN 5950-01-207-7971, 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
R20290
NSN: 5950-01-207-7971
FSC: 5950 — Coils and Transformers
CAGE: 31669 — PICO ELECTRONICS INC (USA)
SPECIFICATIONS
body_length0.375 INCHES MAXIMUM IN
inclosure_typeFULLY INCLOSED
mounting_methodTERMINAL SINGLE GROUP
frequency_rating75.0 HERTZ MINIMUM AND 1.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
body_outside_diameter0.750 INCHES NOMINAL IN
reliability_indicatorNOT ESTABLISHED
maximum_operating_temp105.0 CELSIUS DEGC
impedance_rating_in_ohms2000.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY
winding_shielding_methodCORE GROUNDED AND BROUGHT OUT TO TERMINAL SINGLE COMPONENT
winding_operating_current2.2 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
terminal_type_and_quantity5 PIN
winding_function_and_quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
NSN5950-01-207-7971
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,AUDIO FREQUENCY TITLE COMPONENT PN R20290 MFR TRANSFORMER,AUDIO FREQ
KEY FEATURES
•
INCLOSURE TYPE: FULLY INCLOSED
•
BODY OUTSIDE DIAMETER: 0.750 INCHES NOMINAL IN
•
MOUNTING METHOD: TERMINAL SINGLE GROUP
•
MAXIMUM TRANSFORMER POWER RATING: 1.5 WATTS SINGLE COMPONENT
•
WINDING FUNCTION AND QUANTITY: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
•
IMPEDANCE RATING IN OHMS: 2000.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
•
WINDING SHIELDING METHOD: CORE GROUNDED AND BROUGHT OUT TO TERMINAL SINGLE COMPONENT
TECHNICAL CHARACTERISTICS
INCLOSURE TYPEFULLY INCLOSED
BODY OUTSIDE DIAMETER0.750 INCHES NOMINAL IN
MOUNTING METHODTERMINAL SINGLE GROUP
MAXIMUM TRANSFORMER POWER RATING1.5 WATTS SINGLE COMPONENT
WINDING FUNCTION AND QUANTITY1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
IMPEDANCE RATING IN OHMS2000.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
IMPEDANCE RATING IN OHMS2000.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY
WINDING SHIELDING METHODCORE GROUNDED AND BROUGHT OUT TO TERMINAL SINGLE COMPONENT
MAXIMUM OPERATING TEMP105.0 CELSIUS DEGC
BODY LENGTH0.375 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 R20290?
R20290 is a TRANSFORMER,AUDIO FREQUENCY.
What is the NSN for R20290?
R20290 is cataloged in the U.S. Government catalog under NSN 5950-01-207-7971. 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.