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Technical Data Sheet
PartsTable / CIRCUIT CARD ASSEMBLY / 403903
403903 ✓ 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 MICROCIRCUIT,LINEAR is a the manufacturer industrial component. Key specifications include body_width: 0.250 INCHES NOMINAL IN, body_height: 0.180 INCHES NOMINAL IN, body_length: 0.725 INCHES NOMINAL IN, features_provided: HERMETICALLY SEALED, inclosure_material: CERAMIC, test_data_document: 81349-MIL-STD-883B STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.).. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5998-00-814-4185, 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
403903
NSN: 5998-00-814-4185
FSC: 5998 — CIRCUIT CARD ASSEMBLY
CAGE: 89022 — TDK-LAMBDA AMERICAS INC. DIV HIGH POWER DIVISION (USA)
SPECIFICATIONS
body_width0.250 INCHES NOMINAL IN
body_height0.180 INCHES NOMINAL IN
body_length0.725 INCHES NOMINAL IN
features_providedHERMETICALLY SEALED
inclosure_materialCERAMIC
test_data_document81349-MIL-STD-883B STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.).
operating_temp_range-55.0 TO 125.0 CELSIUS DEGC
input_circuit_pattern8 INPUT
end_item_identification496L SPACETRACT NETTED SYSTEM
inclosure_configurationDUAL-IN-LINE
terminal_surface_treatmentTIN
criticality_code_justificationCBBL
NSN5998-00-814-4185
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 403903 MFR MICROCIRCUIT,LINEAR
KEY FEATURES
•
CRITICALITY CODE JUSTIFICATION: CBBL
•
FEATURES PROVIDED: ELECTROSTATIC SENSITIVE
TECHNICAL CHARACTERISTICS (FLIS)
CRITICALITY CODE JUSTIFICATIONCBBL
FEATURES PROVIDEDELECTROSTATIC SENSITIVE
END ITEM IDENTIFICATION496L SPACETRACT NETTED SYSTEM
CRITICALITY CODE JUSTIFICATIONCBBL
FEATURES PROVIDEDELECTROSTATIC SENSITIVE
END ITEM IDENTIFICATION496L SPACETRACT NETTED SYSTEM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
LM139D883Interchangeable
interchangeable cross-reference
interchangeable
14050547-6Interchangeable
interchangeable cross-reference
interchangeable
316-3390Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 403903?
403903 is a MICROCIRCUIT,LINEAR.
What parts can replace 403903?
There are 3 known substitutes for 403903: LM139D883, 14050547-6, 316-3390. Substitute compatibility should be verified for your specific system.
What is the NSN for 403903?
403903 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5998-00-814-4185. 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