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1440888 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The GEARING ASSEMBLY,CO is a the manufacturer industrial component. Key specifications include head_style: HEXAGON, head_height: 0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM IN, thread_class: 2A A, chamfer_angle: 15.0 DEGREES MINIMUM AND 30.0 DEGREES MAXIMUM, thread_length: 1.00 INCHES NOMINAL IN, fastener_length: 1.75 INCHES NOMINAL 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 1285-00-051-6520, 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
1440888
NSN: 1285-00-051-6520
FSC: 1285
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
head_styleHEXAGON
head_height0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM IN
thread_class2A A
chamfer_angle15.0 DEGREES MINIMUM AND 30.0 DEGREES MAXIMUM
thread_length1.00 INCHES NOMINAL IN
fastener_length1.75 INCHES NOMINAL IN
thread_directionRIGHT-HAND
width_between_flats0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
end_item_identification3990-01-588-3373
nominal_thread_diameter0.375 INCHES IN
thread_quantity_per_inch16
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
NSN1285-00-051-6520
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEARING ASSEMBLY,CO TITLE COMPONENT PN 1440888 MFR GEARING ASSEMBLY,CO
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
77110Interchangeable
interchangeable cross-reference
interchangeable
77110NDInterchangeable
interchangeable cross-reference
interchangeable
FF-B-171/4Interchangeable
interchangeable cross-reference
interchangeable
MT1906ARN31Interchangeable
interchangeable cross-reference
interchangeable
14800-2AInterchangeable
interchangeable cross-reference
interchangeable
14800-2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1440888?
1440888 is a GEARING ASSEMBLY,CO.
What parts can replace 1440888?
There are 12 known substitutes for 1440888: 77110, 77110ND, FF-B-171/4 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1440888?
1440888 is cataloged in the Federal Logistics Information System (FLIS) under NSN 1285-00-051-6520. 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