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Technical Data Sheet
PartsTable / MRO / 257476-1
257476-1 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
SAS cables have specific lane counts: 4i (internal) or 4e (external) Cable length matters — too short won't reach, too long creates clutter
Verify connector type on BOTH ends — many SAS cables are asymmetric
PRODUCT OVERVIEW

The 257476-1 is a the manufacturer industrial component. Key specifications include material: UNABLE TO DECODE, minor_width: 0.120 INCHES NOMINAL IN, minor_height: 0.120 INCHES NOMINAL IN, end_cut_angle: 45.0 DEGREES, hole_diameter: 0.250 INCHES NOMINAL IN, overall_width: 0.750 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5999-01-574-4683, 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→ 257476-1
NSN: 5999-01-574-4683
FSC: 5999
CAGE: 24930 — L3HARRIS TECHNOLOGIES, INC DIV SPACE & AIRBORNE SYSTEMS (USA)
SPECIFICATIONS
materialUNABLE TO DECODE
minor_width0.120 INCHES NOMINAL IN
minor_height0.120 INCHES NOMINAL IN
end_cut_angle45.0 DEGREES
hole_diameter0.250 INCHES NOMINAL IN
overall_width0.750 INCHES NOMINAL IN
overall_length21.190 INCHES NOMINAL IN
special_featuresADHESIVE BACKING ALONG ONE SIDE
style_designatorRECTANGULAR
precious_materialSILVER
surface_treatmentUNABLE TO DECODE
bolt_hole_quantity6
NSN5999-01-574-4683
COMPONENT DIAGRAM
CONN A SFF-8482 CONN B SFF-8087 LENGTH: SAS CABLE ASSEMBLY | SFF-8482 to SFF-8087 Cable length: | SAS | Shielded TITLE CABLE ASSY PN 257476-1 MFR 257476-1
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
43-90075Interchangeable
interchangeable cross-reference
interchangeable
134304-11Interchangeable
interchangeable cross-reference
interchangeable
134304-12Interchangeable
interchangeable cross-reference
interchangeable
134304-13Interchangeable
interchangeable cross-reference
interchangeable
134304-14Interchangeable
interchangeable cross-reference
interchangeable
134304-15Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 257476-1?
257476-1 is a 257476-1. It is classified as a MRO (MRO_GENERAL).
What parts can replace 257476-1?
There are 15 known substitutes for 257476-1: 43-90075, 134304-11, 134304-12 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 257476-1?
257476-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5999-01-574-4683. 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