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558X257 — TERMINAL,LUG

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

558X257: TERMINAL,LUG.

The TERMINAL,LUG is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, largest_width: 0.125 INCHES SINGLE END IN, overall_width: 0.500 INCHES IN, overall_length: 0.875 INCHES IN, basic_shape_style: SOLDER, surface_treatment: TIN OVERALL SINGLE LAYER. This part is cataloged in the U.S.

Government catalog under NSN 5940-00-714-0678, 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
558X257
NSN: 5940-00-714-0678
FSC: 5940 — Lugs, Terminals, and Terminal Strips
CAGE: 79963 — ZIERICK MFG CORP (USA)
SPECIFICATIONS
materialSTEEL OVERALL
largest_width0.125 INCHES SINGLE END IN
overall_width0.500 INCHES IN
overall_length0.875 INCHES IN
basic_shape_styleSOLDER
surface_treatmentTIN OVERALL SINGLE LAYER
material_thickness0.032 INCHES IN
mounting_method_styleRING
mounting_tongue_width0.500 INCHES IN
mounting_hole_diameter0.257 INCHES IN
mounting_facility_thickness0.032 INCHES IN
conductor_accommodation_typeSLANT LUG W/ONE HOLE SINGLE END
NSN5940-00-714-0678
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TERMINAL,LUG TITLE COMPONENT PN 558X257 MFR TERMINAL,LUG
KEY FEATURES
•
MOUNTING FACILITY THICKNESS: 0.032 INCHES IN
•
MOUNTING HOLE DIAMETER: 0.257 INCHES IN
•
MAXIMUM CONDUCTOR SIZE ACCOMMODATED: 15 AWG
•
BASIC SHAPE STYLE: SOLDER
•
MOUNTING METHOD STYLE: RING
•
ELECTRICAL INSULATION FEATURE: UNINSULATED
TECHNICAL CHARACTERISTICS
OVERALL LENGTH0.875 INCHES IN
MOUNTING FACILITY THICKNESS0.032 INCHES IN
MOUNTING HOLE DIAMETER0.257 INCHES IN
MAXIMUM CONDUCTOR SIZE ACCOMMODATED15 AWG
BASIC SHAPE STYLESOLDER
MOUNTING METHOD STYLERING
ELECTRICAL INSULATION FEATUREUNINSULATED
OVERALL WIDTH0.500 INCHES IN
CONDUCTOR ACCOMMODATION TYPESLANT LUG W/ONE HOLE SINGLE END
LARGEST WIDTH0.125 INCHES SINGLE END IN
SUBSTITUTES & CROSS-REFERENCES 2
5940PL0801792Reference document
Same NSN cross-reference
Reference document — Informative reference only
5370-733Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 558X257?
558X257 is a TERMINAL,LUG.
What parts can replace 558X257?
There are 2 known substitutes for 558X257: 5940PL0801792, 5370-733. Substitute compatibility should be verified for your specific system.
What is the NSN for 558X257?
558X257 is cataloged in the U.S. Government catalog under NSN 5940-00-714-0678. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.