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2489861 — HOUSING,MECHANICAL DRIVE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

2489861: HOUSING,MECHANICAL DRIVE.

The HOUSING,MECHANICAL DRIVE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, body_style: PLAIN, SOLID, bore_style: SERRATED BOTH ENDS, tooth_form: STANDARD, pitch_diameter: 2.3125 INCHES NOMINAL IN, teeth_quantity: 24. This part is cataloged in the U.S.

Government catalog under NSN 3020-00-894-6492, 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
2489861
NSN: 3020-00-894-6492
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 7X677 — GENERAL MOTORS LLC DBA GENERAL MOTORS LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
body_stylePLAIN, SOLID
bore_styleSERRATED BOTH ENDS
tooth_formSTANDARD
pitch_diameter2.3125 INCHES NOMINAL IN
teeth_quantity24
style_designatorHUBLESS
face_nominal_width1.000 INCHES IN
serration_quantity35 BOTH ENDS
nominal_outside_diameter2.513 INCHES IN
serration_pitch_diameter1.4688 INCHES NOMINAL BOTH ENDS IN
NSN3020-00-894-6492
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available HOUSING,MECHANICAL DRIVE TITLE COMPONENT PN 2489861 MFR HOUSING,MECHANICAL DRI
KEY FEATURES
•
TEETH QUANTITY: 24
•
BODY STYLE: PLAIN, SOLID
•
BORE STYLE: SERRATED BOTH ENDS
•
SERRATION PITCH DIAMETER: 1.4688 INCHES NOMINAL BOTH ENDS IN
•
STYLE DESIGNATOR: HUBLESS
•
PITCH DIAMETER: 2.3125 INCHES NOMINAL IN
•
TOOTH FORM: STANDARD
•
NOMINAL OUTSIDE DIAMETER: 2.513 INCHES IN
TECHNICAL CHARACTERISTICS
TEETH QUANTITY24
BODY STYLEPLAIN, SOLID
BORE STYLESERRATED BOTH ENDS
SERRATION PITCH DIAMETER1.4688 INCHES NOMINAL BOTH ENDS IN
STYLE DESIGNATORHUBLESS
PITCH DIAMETER2.3125 INCHES NOMINAL IN
TOOTH FORMSTANDARD
NOMINAL OUTSIDE DIAMETER2.513 INCHES IN
SERRATION QUANTITY35 BOTH ENDS
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 2
96829Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
WT291-2 1/2 BSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2489861?
2489861 is a HOUSING,MECHANICAL DRIVE.
What parts can replace 2489861?
There are 2 known substitutes for 2489861: 96829, WT291-2 1/2 B. Substitute compatibility should be verified for your specific system.
What is the NSN for 2489861?
2489861 is cataloged in the U.S. Government catalog under NSN 3020-00-894-6492. 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.