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A3159891 — MAST SECTION

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

A3159891: MAST SECTION.

The MAST SECTION is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 6061, construction: ONE-PIECE, top_diameter: 1.635 INCHES NOMINAL IN, base_diameter: 1.750 INCHES NOMINAL IN, nested_height: 9.125 INCHES IN, mounting_method: UNTHREADED HOLE(S). This part is cataloged in the U.S.

Government catalog under NSN 5985-01-182-2844, 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
A3159891
NSN: 5985-01-182-2844
FSC: 5985 — Antennas, Waveguides, and Related Equipment
CAGE: 80063 — US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 6061
constructionONE-PIECE
top_diameter1.635 INCHES NOMINAL IN
base_diameter1.750 INCHES NOMINAL IN
nested_height9.125 INCHES IN
mounting_methodUNTHREADED HOLE(S)
surface_treatmentPAINT
end_item_identification5985-01-152-5845
NSN5985-01-182-2844
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MAST SECTION TITLE COMPONENT PN A3159891 MFR MAST SECTION
KEY FEATURES
•
TOP DIAMETER: 1.635 INCHES NOMINAL IN
•
MOUNTING METHOD: UNTHREADED HOLE(S)
•
BASE DIAMETER: 1.750 INCHES NOMINAL IN
•
SURFACE TREATMENT: PAINT
•
NESTED HEIGHT: 9.125 INCHES IN
•
MATERIAL: ALUMINUM ALLOY 6061
•
CONSTRUCTION: ONE-PIECE
TECHNICAL CHARACTERISTICS
TOP DIAMETER1.635 INCHES NOMINAL IN
MOUNTING METHODUNTHREADED HOLE(S)
BASE DIAMETER1.750 INCHES NOMINAL IN
SURFACE TREATMENTPAINT
END ITEM IDENTIFICATION5985-01-152-5845
NESTED HEIGHT9.125 INCHES IN
MATERIALALUMINUM ALLOY 6061
CONSTRUCTIONONE-PIECE
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
A3002869Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — mutilation + specific procedure
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FREQUENTLY ASKED QUESTIONS
What is A3159891?
A3159891 is a MAST SECTION.
What parts can replace A3159891?
There is 1 known substitute for A3159891: A3002869. Substitute compatibility should be verified for your specific system.
What is the NSN for A3159891?
A3159891 is cataloged in the U.S. Government catalog under NSN 5985-01-182-2844. 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.