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Technical Data Sheet
PartsTable / MRO / 21492A
21492A ✓ 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 21492A is a the manufacturer industrial component. Key specifications include end_item_identification: WEAPON CONTROL PANEL, general_characteristics_item_description: ALUMINUM ALLOY 2024-T3,4.270 IN. LG,0.675 IN.

W,4 INSERTS,FINISH,CHEMICAL FILM PER MIL-C-5541 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 5999-01-100-5974, 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→ 21492A
NSN: 5999-01-100-5974
FSC: 5999
CAGE: 30377 — SMITHS AEROSPACE, INC., ELECTRONIC SYSTEMS-GRAND RAPIDS (USA)
SPECIFICATIONS
end_item_identificationWEAPON CONTROL PANEL
general_characteristics_item_descriptionALUMINUM ALLOY 2024-T3,4.270 IN. LG,0.675 IN. W,4 INSERTS,FINISH,CHEMICAL FILM PER MIL-C-5541 IN
NSN5999-01-100-5974
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 21492A MFR 21492A
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: ALUMINUM ALLOY 2024-T3,4.270 IN. LG,0.675 IN. W,4 INSERTS,FINISH,CHEMICAL FILM PER MIL-C-5541 IN
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONWEAPON CONTROL PANEL
GENERAL CHARACTERISTICS ITEM DESCRIPTIONALUMINUM ALLOY 2024-T3,4.270 IN. LG,0.675 IN. W,4 INSERTS,FINISH,CHEMICAL FILM PER MIL-C-5541 IN
END ITEM IDENTIFICATIONWEAPON CONTROL PANEL
GENERAL CHARACTERISTICS ITEM DESCRIPTIONALUMINUM ALLOY 2024-T3,4.270 IN. LG,0.675 IN. W,4 INSERTS,FINISH,CHEMICAL FILM PER MIL-C-5541 IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
G440405Upgraded Successor
successor cross-reference
successor
21492Upgraded Successor
successor cross-reference
successor
21492AUpgraded Successor
successor cross-reference
successor
21492-2Upgraded Successor
successor cross-reference
successor
GGG-R-180 TY5CL1STAGRAInterchangeable
interchangeable cross-reference
interchangeable
1636Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 21492A?
21492A is a 21492A. It is classified as a MRO (MRO_GENERAL).
What parts can replace 21492A?
There are 11 known substitutes for 21492A: G440405, 21492, 21492A and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 21492A?
21492A is cataloged in the Federal Logistics Information System (FLIS) under NSN 5999-01-100-5974. 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