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Technical Data Sheet
PartsTable / COMPONENT / 40840-1
40840-1 ✓ Verified by PartsTable
3M · 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,DIGITAL is a 3M industrial component. Key specifications include shape: TRIANGULAR, material: ALUMINUM ALLOY AND RUBBER SILICONE CLASS Q, thickness: 0.125 INCHES NOMINAL IN, body_width: 0.220 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN, body_height: 0.140 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN, body_length: 0.785 INCHES MAXIMUM 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 5999-01-180-3473, 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
40840-1
NSN: 5999-01-180-3473
FSC: 5999
CAGE: 07865 — OMNIEON LLC (USA)
SPECIFICATIONS
shapeTRIANGULAR
materialALUMINUM ALLOY AND RUBBER SILICONE CLASS Q
thickness0.125 INCHES NOMINAL IN
body_width0.220 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN
body_height0.140 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN
body_length0.785 INCHES MAXIMUM IN
overall_width0.750 INCHES NOMINAL IN
overall_length0.125 INCHES NOMINAL IN
special_featuresUSAGE LOCATION:THROUGHOUT RF SHIELDING GASKET
features_providedHERMETICALLY SEALED AND MONOLITHIC AND POSITIVE OUTPUTS AND MEDIUM POWER AND MEDIUM SPEED
output_logic_formCOMPLEMENTARY-METAL OXIDE-SEMICONDUCTOR LOGIC
inclosure_materialCERAMIC AND GLASS
NSN5999-01-180-3473
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 40840-1 MFR 3M MICROCIRCUIT,DIGITAL
KEY FEATURES
•
SHAPE: TRIANGULAR
•
MATERIAL: ALUMINUM ALLOY AND RUBBER SILICONE CLASS Q
•
THICKNESS: 0.125 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
SHAPETRIANGULAR
OVERALL LENGTH0.125 INCHES NOMINAL IN
OVERALL WIDTH0.750 INCHES NOMINAL IN
MATERIALALUMINUM ALLOY AND RUBBER SILICONE CLASS Q
SPECIAL FEATURESUSAGE LOCATION:THROUGHOUT RF SHIELDING GASKET
THICKNESS0.125 INCHES NOMINAL IN
SHAPETRIANGULAR
OVERALL LENGTH0.125 INCHES NOMINAL IN
OVERALL WIDTH0.750 INCHES NOMINAL IN
MATERIALALUMINUM ALLOY AND RUBBER SILICONE CLASS Q
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
40840-1Interchangeable
interchangeable cross-reference
interchangeable
Q 5 3221 3273Interchangeable
interchangeable cross-reference
interchangeable
CD4076BFInterchangeable
interchangeable cross-reference
interchangeable
MC14081BCPInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 40840-1?
40840-1 is a MICROCIRCUIT,DIGITAL manufactured by 3M.
What parts can replace 40840-1?
There are 4 known substitutes for 40840-1: 40840-1, Q 5 3221 3273, CD4076BF and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 40840-1?
40840-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5999-01-180-3473. 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