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Technical Data Sheet
PartsTable / CIRCUIT CARD ASSEMBLY / 401939
401939 ✓ 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 TERMINAL,QUICK DISCONNECT is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, tab_width: 0.250 INCHES IN, overall_length: 0.750 INCHES IN, basic_shape_style: COUPLER, material_thickness: 0.032 INCHES IN, quick_disconnect_style: TAB COUPLER. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5998-01-387-5318, 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
401939
NSN: 5998-01-387-5318
FSC: 5998 — CIRCUIT CARD ASSEMBLY
CAGE: 21793 — ASTRONICS TEST SYSTEMS INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
tab_width0.250 INCHES IN
overall_length0.750 INCHES IN
special_featuresFIRST MALE TAB HAS 10 DEGREE BEND-UP BLADE ANGLE,SECOND MALE TAB HAS 120 DEGREE BEND-BACK BLADE ANGLE; TAB RECEPTACLE MODIFIED,0.250 IN NOM TAB WIDTH ACCOMMODATED IN
basic_shape_styleCOUPLER
material_thickness0.032 INCHES IN
quick_disconnect_styleTAB COUPLER
conductor_accommodation_typeSTRAIGHT BARREL ALL ENDS
electrical_insulation_featureUNINSULATED
NSN5998-01-387-5318
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 401939 MFR TERMINAL,QUICK DISCONNECT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
MA250DMFMInterchangeable
interchangeable cross-reference
interchangeable
ST110Interchangeable
interchangeable cross-reference
interchangeable
871Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 401939?
401939 is a TERMINAL,QUICK DISCONNECT.
What parts can replace 401939?
There are 3 known substitutes for 401939: MA250DMFM, ST110, 871. Substitute compatibility should be verified for your specific system.
What is the NSN for 401939?
401939 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5998-01-387-5318. 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