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821598 ✓ 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 material: PAPER FILTERING MEDIUM, design_type: LIMITED, body_diameter: 11.750 INCHES NOMINAL IN, style_designator: CYLINDRICAL W/CLOSED ENDS, body_overall_length: 2.130 INCHES NOMINAL IN, body_inside_diameter: 9.560 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-709-6235, 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
821598
NSN: 5950-00-709-6235
FSC: 5950
CAGE: 06141 — L3 AVIATION PRODUCTS, INC. DBA L3 TECHNOLOGIES (USA)
SPECIFICATIONS
materialPAPER FILTERING MEDIUM
design_typeLIMITED
body_diameter11.750 INCHES NOMINAL IN
style_designatorCYLINDRICAL W/CLOSED ENDS
body_overall_length2.130 INCHES NOMINAL IN
body_inside_diameter9.560 INCHES NOMINAL IN
filtering_media_designPLEATED SINGLE FILTERING MEDIA RESPONSE
general_characteristics_item_descriptionMATL STAINLESS STEEL;ITEM IS FOR 55 SQ IN. ACTUATOR
NSN5950-00-709-6235
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,AUDIO FREQUENCY TITLE COMPONENT PN 821598 MFR TRANSFORMER,AUDIO FREQ
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
A372CInterchangeable
interchangeable cross-reference
interchangeable
FA-584Interchangeable
interchangeable cross-reference
interchangeable
AF411Interchangeable
interchangeable cross-reference
interchangeable
N42077Interchangeable
interchangeable cross-reference
interchangeable
24500N PIECE 16Interchangeable
interchangeable cross-reference
interchangeable
42077Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 821598?
821598 is a TRANSFORMER,AUDIO FREQUENCY.
What parts can replace 821598?
There are 10 known substitutes for 821598: A372C, FA-584, AF411 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 821598?
821598 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-709-6235. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026