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Technical Data Sheet
PartsTable / COMPONENT / 020-520-001-000
020-520-001-000 ✓ 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 EARPHONE ELEMENT is a the manufacturer industrial component. Key specifications include body_style: EARPHONE ELEMENT, CIRCULAR, terminal_type: SETSCREW, overall_diameter: 2.000 INCHES NOMINAL IN, terminal_location: INTERNAL, earphone_element_type: DYNAMIC, earphone_element_depth: 0.437 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 5965-00-689-1545, 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
020-520-001-000
NSN: 5965-00-689-1545
FSC: 5965
CAGE: 82872 — ROANWELL, LLC (USA)
SPECIFICATIONS
body_styleEARPHONE ELEMENT, CIRCULAR
terminal_typeSETSCREW
overall_diameter2.000 INCHES NOMINAL IN
terminal_locationINTERNAL
terminal_quantity2
earphone_element_typeDYNAMIC
earphone_element_depth0.437 INCHES NOMINAL IN
NSN5965-00-689-1545
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available EARPHONE ELEMENT TITLE COMPONENT PN 020-520-001-000 MFR EARPHONE ELEMENT
KEY FEATURES
•
BODY STYLE: EARPHONE ELEMENT, CIRCULAR
•
OVERALL DIAMETER: 2.000 INCHES NOMINAL IN
•
TERMINAL TYPE: SETSCREW
•
EARPHONE ELEMENT TYPE: DYNAMIC
•
TERMINAL LOCATION: INTERNAL
•
EARPHONE ELEMENT DEPTH: 0.437 INCHES NOMINAL IN
•
TERMINAL QUANTITY: 2
TECHNICAL CHARACTERISTICS (FLIS)
BODY STYLEEARPHONE ELEMENT, CIRCULAR
OVERALL DIAMETER2.000 INCHES NOMINAL IN
TERMINAL TYPESETSCREW
EARPHONE ELEMENT TYPEDYNAMIC
TERMINAL LOCATIONINTERNAL
EARPHONE ELEMENT DEPTH0.437 INCHES NOMINAL IN
TERMINAL QUANTITY2
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
25-1001XUC-01B-150PSI30VACInterchangeable
interchangeable cross-reference
interchangeable
2 1-2 3DFM1-8CBM30X150Interchangeable
interchangeable cross-reference
interchangeable
C844UInterchangeable
interchangeable cross-reference
interchangeable
51630Interchangeable
interchangeable cross-reference
interchangeable
1268313Interchangeable
interchangeable cross-reference
interchangeable
962081Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 020-520-001-000?
020-520-001-000 is a EARPHONE ELEMENT.
What parts can replace 020-520-001-000?
There are 12 known substitutes for 020-520-001-000: 25-1001XUC-01B-150PSI30VAC, 2 1-2 3DFM1-8CBM30X150, C844U and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 020-520-001-000?
020-520-001-000 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5965-00-689-1545. 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