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Technical Data Sheet
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840901 — MODIFICATION KIT,ENGINE ACCESSOR

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

840901: MODIFICATION KIT,ENGINE ACCESSOR.

MODIFICATION KIT,ENGINE ACCESSOR. Key specifications include material: STEEL, overall_length: 4.220 INCHES NOMINAL IN, body_outside_diameter: 1.000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4320-01-252-9653, 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
840901
NSN: 4320-01-252-9653
FSC: 4320 — Power and Hand Pumps
CAGE: 90166 — EATON AEROSPACE, LLC DBA JACKSON SOUTH (USA)
SPECIFICATIONS
materialSTEEL
overall_length4.220 INCHES NOMINAL IN
body_outside_diameter1.000 INCHES NOMINAL IN
NSN4320-01-252-9653
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MODIFICATION KIT,ENGINE ACCESSOR TITLE COMPONENT PN 840901 MFR MODIFICATION KIT,ENGIN
KEY FEATURES
•
BODY OUTSIDE DIAMETER: 1.000 INCHES NOMINAL IN
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
BODY OUTSIDE DIAMETER1.000 INCHES NOMINAL IN
OVERALL LENGTH4.220 INCHES NOMINAL IN
MATERIALSTEEL
SUBSTITUTES & CROSS-REFERENCES 1
842828Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 840901?
840901 is a MODIFICATION KIT,ENGINE ACCESSOR.
What parts can replace 840901?
There is 1 known substitute for 840901: 842828. Substitute compatibility should be verified for your specific system.
What is the NSN for 840901?
840901 is cataloged in the U.S. Government catalog under NSN 4320-01-252-9653. 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.