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PartsTable / COMPONENT / L4A-15
L4A-15 ✓ 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

GUIDE,WIRE,GAS SHIELDED ARC WELD. Key specifications include wire_diameter: 0.0625 INCHES NOMINAL IN, overall_length: 180.0 INCHES NOMINAL IN, end_item_identification: 4940016011928. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3431-01-631-6975, 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
L4A-15
NSN: 3431-01-631-6975
FSC: 3431
CAGE: 0LN68 — BERNARD WELDING (USA)
SPECIFICATIONS
wire_diameter0.0625 INCHES NOMINAL IN
overall_length180.0 INCHES NOMINAL IN
end_item_identification4940016011928
NSN3431-01-631-6975
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GUIDE,WIRE,GAS SHIELDED ARC WELD TITLE COMPONENT PN L4A-15 MFR GUIDE,WIRE,GAS SHIELDE
KEY FEATURES
•
WIRE DIAMETER: 0.0625 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATION4940016011928
OVERALL LENGTH180.0 INCHES NOMINAL IN
WIRE DIAMETER0.0625 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
4-411-5Interchangeable
interchangeable cross-reference
interchangeable
4-411-5L1Interchangeable
interchangeable cross-reference
interchangeable
13345Interchangeable
interchangeable cross-reference
interchangeable
B94.11MInterchangeable
interchangeable cross-reference
interchangeable
GGG-D-751Interchangeable
interchangeable cross-reference
interchangeable
3537.MOD ITEM 42Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is L4A-15?
L4A-15 is a GUIDE,WIRE,GAS SHIELDED ARC WELD.
What parts can replace L4A-15?
There are 8 known substitutes for L4A-15: 4-411-5, 4-411-5L1, 13345 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for L4A-15?
L4A-15 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3431-01-631-6975. 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