PartsTable
Technical Data Sheet
51903 ✓ Verified by PartsTable
· CABLE ASSEMBLY
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 PRINTED WIRING BOARD is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1212 OR STEEL COMP 1213 OR STEEL OR STEEL COMP 1315 OVERALL, nut_style: SLOTTED, HEXAGON, nut_height: 0.146 INCHES MINIMUM AND 0.166 INCHES MAXIMUM IN, thread_class: 3B, thread_series: UNIFIED NATIONAL COARSE (UNC), thread_direction: RIGHT-HAND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5998-00-993-0193, 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
51903
NSN: 5998-00-993-0193
FSC: 5998 — CIRCUIT CARD ASSEMBLY
CAGE: 82340 — L3HARRIS TECHNOLOGIES, INC. DIV SPACE AND AIRBORNE SYSTEMS (USA)
SPECIFICATIONS
materialSTEEL COMP 1212 OR STEEL COMP 1213 OR STEEL OR STEEL COMP 1315 OVERALL
nut_styleSLOTTED, HEXAGON
nut_height0.146 INCHES MINIMUM AND 0.166 INCHES MAXIMUM IN
thread_class3B
thread_seriesUNIFIED NATIONAL COARSE (UNC)
thread_directionRIGHT-HAND
surface_treatmentCADMIUM OVERALL
width_across_flats0.365 INCHES MINIMUM AND 0.377 INCHES MAXIMUM IN
nominal_thread_size0.164 INCHES IN
bearing_surface_typeWASHER FACED
thread_quantity_per_inch32
material_document_and_classificationSAE ASSN STD ALL MATERIAL RESPONSES OVERALL
NSN5998-00-993-0193
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 51903 MFR PRINTED WIRING BOARD
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
51903Interchangeable
interchangeable cross-reference
interchangeable
S2119Interchangeable
interchangeable cross-reference
interchangeable
214-4501-799135ALT1PCF70BAGInterchangeable
interchangeable cross-reference
interchangeable
3201CInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 51903?
51903 is a PRINTED WIRING BOARD.
What parts can replace 51903?
There are 4 known substitutes for 51903: 51903, S2119, 214-4501-799135ALT1PCF70BAG and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 51903?
51903 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5998-00-993-0193. This indicates validated use in U.S. government and defense supply chains.
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