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SMD423551 — BASE,MAST

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

SMD423551: BASE,MAST.

The BASE,MAST is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, basic_shape_style: RECTANGULAR PRISM, surface_treatment: OXIDE, supplementary_features: BLACK OXIDE COATED PER MIL-C-13924 CLASS 2, end_item_identification: SM-DL-423549 5985-00-892-3862, part_name_assigned_by_controlling_agency: BASE, MAST ASSY, LAUNCHER. This part is cataloged in the U.S.

Government catalog under NSN 5985-00-973-0351, 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
SMD423551
NSN: 5985-00-973-0351
FSC: 5985 — Antennas, Waveguides, and Related Equipment
CAGE: 80063 — US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
basic_shape_styleRECTANGULAR PRISM
surface_treatmentOXIDE
supplementary_featuresBLACK OXIDE COATED PER MIL-C-13924 CLASS 2
end_item_identificationSM-DL-423549 5985-00-892-3862
part_name_assigned_by_controlling_agencyBASE, MAST ASSY, LAUNCHER
NSN5985-00-973-0351
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BASE,MAST TITLE COMPONENT PN SMD423551 MFR BASE,MAST
KEY FEATURES
•
SUPPLEMENTARY FEATURES: BLACK OXIDE COATED PER MIL-C-13924 CLASS 2
•
BASIC SHAPE STYLE: RECTANGULAR PRISM
•
SURFACE TREATMENT: OXIDE
•
MATERIAL: STEEL CORROSION RESISTING
TECHNICAL CHARACTERISTICS
SUPPLEMENTARY FEATURESBLACK OXIDE COATED PER MIL-C-13924 CLASS 2
BASIC SHAPE STYLERECTANGULAR PRISM
SURFACE TREATMENTOXIDE
PART NAME ASSIGNED BY CONTROLLING AGENCYBASE, MAST ASSY, LAUNCHER
END ITEM IDENTIFICATIONSM-DL-423549 5985-00-892-3862
MATERIALSTEEL CORROSION RESISTING
OTHER ITEMS IN FSC 5985 — Antennas, Waveguides, and Related Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5985-00-001-1854 5985-00-001-1862 5985-00-001-1869 5985-00-001-1870 5985-00-001-1871 5985-00-001-1874 5985-00-001-1875 5985-00-001-1876
SUBSTITUTES & CROSS-REFERENCES 1
SME423551Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Demilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is SMD423551?
SMD423551 is a BASE,MAST.
What parts can replace SMD423551?
There is 1 known substitute for SMD423551: SME423551. Substitute compatibility should be verified for your specific system.
What is the NSN for SMD423551?
SMD423551 is cataloged in the U.S. Government catalog under NSN 5985-00-973-0351. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.