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SL-571-257 — TERMINAL,LUG

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

SL-571-257: TERMINAL,LUG.

The TERMINAL,LUG is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, largest_width: 0.500 INCHES SINGLE END IN, overall_width: 0.500 INCHES IN, overall_length: 1.062 INCHES IN, basic_shape_style: SOLDER, material_thickness: 0.025 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 5940-01-271-7439, 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
SL-571-257
NSN: 5940-01-271-7439
FSC: 5940 — Lugs, Terminals, and Terminal Strips
CAGE: 08289 — THE DELBERT BLINN CO INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
largest_width0.500 INCHES SINGLE END IN
overall_width0.500 INCHES IN
overall_length1.062 INCHES IN
basic_shape_styleSOLDER
material_thickness0.025 INCHES IN
mounting_method_styleSTRAIGHT ONE HOLE
mounting_tongue_width0.500 INCHES IN
mounting_facility_thickness0.025 INCHES IN
conductor_accommodation_typeSLANT LUG W/ONE HOLE SINGLE END
NSN5940-01-271-7439
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TERMINAL,LUG TITLE COMPONENT PN SL-571-257 MFR TERMINAL,LUG
KEY FEATURES
•
MOUNTING FACILITY THICKNESS: 0.025 INCHES IN
•
BASIC SHAPE STYLE: SOLDER
•
MOUNTING METHOD STYLE: STRAIGHT ONE HOLE
•
CONDUCTOR ACCOMMODATION TYPE: SLANT LUG W/ONE HOLE SINGLE END
•
LARGEST WIDTH: 0.500 INCHES SINGLE END IN
•
MOUNTING TONGUE WIDTH: 0.500 INCHES IN
TECHNICAL CHARACTERISTICS
OVERALL LENGTH1.062 INCHES IN
MOUNTING FACILITY THICKNESS0.025 INCHES IN
BASIC SHAPE STYLESOLDER
MOUNTING METHOD STYLESTRAIGHT ONE HOLE
OVERALL WIDTH0.500 INCHES IN
CONDUCTOR ACCOMMODATION TYPESLANT LUG W/ONE HOLE SINGLE END
LARGEST WIDTH0.500 INCHES SINGLE END IN
MOUNTING TONGUE WIDTH0.500 INCHES IN
MATERIALCOPPER ALLOY OVERALL
MATERIAL THICKNESS0.025 INCHES IN
OTHER ITEMS IN FSC 5940 — Lugs, Terminals, and Terminal Strips
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5940-00-000-0045 5940-00-000-0235 5940-00-001-1331 5940-00-001-1332 5940-00-001-1333 5940-00-001-1335 5940-00-001-1336 5940-00-001-1358
SUBSTITUTES & CROSS-REFERENCES 1
ES3138-609Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is SL-571-257?
SL-571-257 is a TERMINAL,LUG.
What parts can replace SL-571-257?
There is 1 known substitute for SL-571-257: ES3138-609. Substitute compatibility should be verified for your specific system.
What is the NSN for SL-571-257?
SL-571-257 is cataloged in the U.S. Government catalog under NSN 5940-01-271-7439. 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.