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Technical Data Sheet
PartsTable / MRO / 521983-57
521983-57 ✓ 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 521983-57 is a the manufacturer industrial component. Key specifications include material: ALUMINUM, overall_height: 0.563 INCHES NOMINAL IN, overall_length: 2.000 INCHES NOMINAL IN, mounting_hole_diameter: 0.218 INCHES NOMINAL IN, mounting_facility_type_and_quantity: 2 UNTHREADED HOLE(S). This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5999-00-718-0229, 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→ 521983-57
NSN: 5999-00-718-0229
FSC: 5999
CAGE: 22525 — INSTRUMENTS AND FLIGHT RESEARCH, INC. (USA)
SPECIFICATIONS
materialALUMINUM
overall_height0.563 INCHES NOMINAL IN
overall_length2.000 INCHES NOMINAL IN
mounting_hole_diameter0.218 INCHES NOMINAL IN
mounting_facility_type_and_quantity2 UNTHREADED HOLE(S)
NSN5999-00-718-0229
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 521983-57 MFR 521983-57
KEY FEATURES
•
MOUNTING HOLE DIAMETER: 0.218 INCHES NOMINAL IN
•
MOUNTING FACILITY TYPE AND QUANTITY: 2 UNTHREADED HOLE(S)
•
MATERIAL: ALUMINUM
TECHNICAL CHARACTERISTICS (FLIS)
MOUNTING HOLE DIAMETER0.218 INCHES NOMINAL IN
MOUNTING FACILITY TYPE AND QUANTITY2 UNTHREADED HOLE(S)
MATERIALALUMINUM
OVERALL LENGTH2.000 INCHES NOMINAL IN
OVERALL HEIGHT0.563 INCHES NOMINAL IN
MOUNTING HOLE DIAMETER0.218 INCHES NOMINAL IN
MOUNTING FACILITY TYPE AND QUANTITY2 UNTHREADED HOLE(S)
MATERIALALUMINUM
OVERALL LENGTH2.000 INCHES NOMINAL IN
OVERALL HEIGHT0.563 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
4233-4Upgraded Successor
successor cross-reference
successor
42334ADXInterchangeable
interchangeable cross-reference
interchangeable
FFS107Interchangeable
interchangeable cross-reference
interchangeable
3637Interchangeable
interchangeable cross-reference
interchangeable
11624743Interchangeable
interchangeable cross-reference
interchangeable
P18-1104Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 521983-57?
521983-57 is a 521983-57. It is classified as a MRO (MRO_GENERAL).
What parts can replace 521983-57?
There are 9 known substitutes for 521983-57: 4233-4, 42334ADX, FFS107 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 521983-57?
521983-57 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5999-00-718-0229. 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