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Technical Data Sheet
A9811 ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The TRANSFORMER,AUDIO FREQUENCY is a the manufacturer industrial component. Key specifications include body_width: 1.720 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN, body_height: 1.350 INCHES MINIMUM AND 1.380 INCHES MAXIMUM IN, body_length: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN, rating_method: ELECTRICAL SINGLE COMPONENT SINGLE WINDING, coil_form_type: SOLID SINGLE COMPONENT, inclosure_type: FULLY INCLOSED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-435-7697, 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
A9811
NSN: 5950-00-435-7697
FSC: 5950
CAGE: 05584 — AUTODYNE MANUFACTURING CO INC (USA)
SPECIFICATIONS
body_width1.720 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN
body_height1.350 INCHES MINIMUM AND 1.380 INCHES MAXIMUM IN
body_length0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
rating_methodELECTRICAL SINGLE COMPONENT SINGLE WINDING
coil_form_typeSOLID SINGLE COMPONENT
inclosure_typeFULLY INCLOSED
overall_height1.600 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN
overall_length0.250 INCHES NOMINAL IN
quality_factor33 MINIMUM SINGLE COMPONENT SINGLE WINDING
mounting_methodTERMINAL SINGLE GROUP
frequency_rating125.0 HERTZ NOMINAL SINGLE COMPONENT
core_constructionS0LID SINGLE COMPONENT
NSN5950-00-435-7697
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,AUDIO FREQUENCY TITLE COMPONENT PN A9811 MFR TRANSFORMER,AUDIO FREQ
KEY FEATURES
MOUNTING FACILITY QUANTITY: 4 SINGLE GROUP
MAXIMUM TRANSFORMER POWER RATING: 1.5 WATTS SINGLE COMPONENT
IMPEDANCE RATING IN OHMS: 30.0 MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
NOMINAL THREAD SIZE: 0.138 INCHES SINGLE GROUP IN
WINDING OPERATING CURRENT: 30.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH: 1.625 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
RELIABILITY INDICATOR: NOT ESTABLISHED
BODY LENGTH: 2.090 INCHES MINIMUM AND 2.120 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
MOUNTING FACILITY QUANTITY4 SINGLE GROUP
MAXIMUM TRANSFORMER POWER RATING1.5 WATTS SINGLE COMPONENT
IMPEDANCE RATING IN OHMS30.0 MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
NOMINAL THREAD SIZE0.138 INCHES SINGLE GROUP IN
WINDING OPERATING CURRENT30.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH1.625 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
RELIABILITY INDICATORNOT ESTABLISHED
BODY LENGTH2.090 INCHES MINIMUM AND 2.120 INCHES MAXIMUM IN
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
BODY HEIGHT1.350 INCHES MINIMUM AND 1.380 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
573D72-3Interchangeable
interchangeable cross-reference
interchangeable
067278600Interchangeable
interchangeable cross-reference
interchangeable
400867-3Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A9811?
A9811 is a TRANSFORMER,AUDIO FREQUENCY.
What parts can replace A9811?
There are 3 known substitutes for A9811: 573D72-3, 067278600, 400867-3. Substitute compatibility should be verified for your specific system.
What is the NSN for A9811?
A9811 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-435-7697. This indicates validated use in U.S. government and defense supply chains.
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