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Technical Data Sheet
344-125A ✓ Verified by PartsTable
· MRO · MRO_GENERAL
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 FUSEHOLDER,EXTRACTOR POST is a the manufacturer industrial component. Key specifications include body_style: BUSHING MOUNTED TYPE, overall_length: 2.380 INCHES MAXIMUM IN, resistor_rating: 120.0 KILOHMS, bushing_diameter: 0.625 INCHES NOMINAL IN, overall_diameter: 0.920 INCHES MINIMUM AND 0.960 INCHES MAXIMUM IN, voltage_in_volts: 250.0. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5920-00-074-4609, 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
MRO MRO_GENERAL 344-125A
NSN: 5920-00-074-4609
FSC: 5920
CAGE: 75915 — LITTELFUSE, INC. (USA)
SPECIFICATIONS
materialPLASTIC POLYHEXAMETHYLENE ADIPAMIDE AND GLASS OR PLASTIC POLYCAPROLACTAM AND GLASS OR PLASTIC POLYHEXAMETHYLENE SEBACAMIDE AND GLASS BODY
body_styleBUSHING MOUNTED TYPE
overall_length2.380 INCHES MAXIMUM IN
resistor_rating120.0 KILOHMS
bushing_diameter0.625 INCHES NOMINAL IN
overall_diameter0.920 INCHES MINIMUM AND 0.960 INCHES MAXIMUM IN
voltage_in_volts250.0
surface_treatmentSILVER CONTACT
mounting_hole_styleBUSHING MOUNTING
bushing_hole_diameter0.625 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN
bushing_thread_length0.420 INCHES MINIMUM AND 0.460 INCHES MAXIMUM IN
mounting_hole_quantity1
NSN5920-00-074-4609
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FUSEHOLDER,EXTRACTOR POST TITLE COMPONENT PN 344-125A MFR FUSEHOLDER,EXTRACTOR P
KEY FEATURES
INTERRUPTION INDICATOR METHOD: NEON LAMP
ACCOMMODATED FUSE LENGTH: 1.562 INCHES NOMINAL IN
ACCOMMODATED FERRULE DIAMETER: 0.375 INCHES NOMINAL IN
FUSE ACCOMMODATION QUANTITY: 1
FUSE TERMINAL TYPE ACCOMMODATED: FERRULE
TERMINAL TYPE AND QUANTITY: 2 TAB, SOLDER LUG
MATERIAL: COPPER ALLOY CONTACT
OVERALL DIAMETER: 0.937 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
INTERRUPTION INDICATOR METHODNEON LAMP
ACCOMMODATED FUSE LENGTH1.562 INCHES NOMINAL IN
ACCOMMODATED FERRULE DIAMETER0.375 INCHES NOMINAL IN
FUSE ACCOMMODATION QUANTITY1
FUSE TERMINAL TYPE ACCOMMODATEDFERRULE
TERMINAL TYPE AND QUANTITY2 TAB, SOLDER LUG
MATERIALCOPPER ALLOY CONTACT
OVERALL DIAMETER0.937 INCHES NOMINAL IN
OVERALL LENGTH2.375 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
3240938Interchangeable
interchangeable cross-reference
interchangeable
5M4851-220-44Interchangeable
interchangeable cross-reference
interchangeable
FHL21GYInterchangeable
interchangeable cross-reference
interchangeable
344125AInterchangeable
interchangeable cross-reference
interchangeable
900999-4130Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 344-125A?
344-125A is a FUSEHOLDER,EXTRACTOR POST. It is classified as a MRO (MRO_GENERAL).
What parts can replace 344-125A?
There are 5 known substitutes for 344-125A: 3240938, 5M4851-220-44, FHL21GY and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 344-125A?
344-125A is cataloged in the Federal Logistics Information System (FLIS) under NSN 5920-00-074-4609. This indicates validated use in U.S. government and defense supply chains.
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