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Technical Data Sheet
20258 ✓ Verified by PartsTable
Legrand · 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

- Active noise cancelling with integrated amplifier and bass boost<br>- 40mm high output drivers with neodymium magnets<br>- Active noise cancellation using 4 microphones to remove up to 95% of external noise<br>- Auto power off in noise cancelling and bass modes<br>- Bypass circuitry allows passive use without batteries This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3431-00-496-3094, 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
20258
NSN: 3431-00-496-3094
FSC: 3431
CAGE: 14011 — STANDARD WELDERS EQUIPMENT CORPORATION (USA)
SPECIFICATIONS
materialCOPPER CORE CONDUCTOR SINGLE CONDUCTOR
body_styleCHASSIS TYPE
body_width0.280 INCHES MAXIMUM IN
body_height0.200 INCHES MAXIMUM IN
body_length0.785 INCHES MAXIMUM IN
terminal_typeTAB, SOLDER LUG SINGLE MATING END SINGLE CONTACT GROUPING
conductor_formSTRANDED LOCATION NOT OTHERWISE SPECIFIED
overall_height0.686 INCHES NOMINAL IN
overall_length1.040 INCHES NOMINAL IN
voltage_rating10000.0 AC MAXIMUM RATED WORKING VOLTAGE SINGLE CONDUCTOR
insert_materialPLASTIC SINGLE MATING END
contact_materialCOPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING
NSN3431-00-496-3094
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: Legrand CONNECTOR,RECEPTACLE,ELECTRICAL TITLE COMPONENT PN 20258 MFR Legrand CONNECTOR,RECEPTACLE,E
KEY FEATURES
MATERIAL: CERAMIC
STYLE DESIGNATOR: STRAIGHT
WELDING PROCESS FOR WHICH DESIGNED: INERT GAS TUNGSTEN ARC
ORIFICE DIAMETER: 0.5000 INCHES NOMINAL IN
MOUNTING END DIAMETER: 0.5625 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH1.1562 INCHES NOMINAL IN
SPECIAL FEATURESCUP NO. 8
MATERIALCERAMIC
STYLE DESIGNATORSTRAIGHT
WELDING PROCESS FOR WHICH DESIGNEDINERT GAS TUNGSTEN ARC
ORIFICE DIAMETER0.5000 INCHES NOMINAL IN
END ITEM IDENTIFICATIONUNION CARBIDE MODEL HW-20 AND HW-25 TORCH
MOUNTING END DIAMETER0.5625 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
261-12-03-198Interchangeable
interchangeable cross-reference
interchangeable
20258Interchangeable
interchangeable cross-reference
interchangeable
20256Interchangeable
interchangeable cross-reference
interchangeable
HD-1-54C20JInterchangeable
interchangeable cross-reference
interchangeable
MM54C20JInterchangeable
interchangeable cross-reference
interchangeable
PA-732-005Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 20258?
20258 is a CONNECTOR,RECEPTACLE,ELECTRICAL manufactured by Legrand.
What parts can replace 20258?
There are 13 known substitutes for 20258: 261-12-03-198, 20258, 20256 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 20258?
20258 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3431-00-496-3094. This indicates validated use in U.S. government and defense supply chains.
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