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A9686 ✓ 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 COUPLING,SHAFT,FLEXIBLE is a the manufacturer industrial component. Key specifications include bore_shape: ROUGH STOCK BOTH ENDS, bore_length: 2.4380 INCHES NOMINAL BOTH ENDS IN, design_type: INTERNAL GEAR, bore_diameter: 2.0000 INCHES NOMINAL BOTH ENDS IN, overall_length: 5.188 INCHES NOMINAL IN, outside_diameter: 7.000 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 3010-00-517-1821, 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
A9686
NSN: 3010-00-517-1821
FSC: 3010
CAGE: 75394 — EMERSON POWER TRANSMISSION CORPORATION DBA EMERSON DIV EMERSON POWER TRANSMISSION DIVISION (USA)
SPECIFICATIONS
bore_shapeROUGH STOCK BOTH ENDS
bore_length2.4380 INCHES NOMINAL BOTH ENDS IN
design_typeINTERNAL GEAR
bore_diameter2.0000 INCHES NOMINAL BOTH ENDS IN
overall_length5.188 INCHES NOMINAL IN
outside_diameter7.000 INCHES NOMINAL IN
features_providedSTANDARD GRID SPRING AND EXPOSED COUPLING BOLT TYPE AND SHROUDED COUPLING BOLT TYPE
NSN3010-00-517-1821
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available COUPLING,SHAFT,FLEXIBLE TITLE COMPONENT PN A9686 MFR COUPLING,SHAFT,FLEXIBL
KEY FEATURES
•
BORE LENGTH: 2.4380 INCHES NOMINAL BOTH ENDS IN
•
DESIGN TYPE: INTERNAL GEAR
•
BORE SHAPE: ROUGH STOCK BOTH ENDS
•
FEATURES PROVIDED: STANDARD GRID SPRING AND EXPOSED COUPLING BOLT TYPE AND SHROUDED COUPLING BOLT TYPE
•
OUTSIDE DIAMETER: 7.000 INCHES NOMINAL IN
•
BORE DIAMETER: 2.0000 INCHES NOMINAL BOTH ENDS IN
TECHNICAL CHARACTERISTICS (FLIS)
BORE LENGTH2.4380 INCHES NOMINAL BOTH ENDS IN
DESIGN TYPEINTERNAL GEAR
OVERALL LENGTH5.188 INCHES NOMINAL IN
BORE SHAPEROUGH STOCK BOTH ENDS
FEATURES PROVIDEDSTANDARD GRID SPRING AND EXPOSED COUPLING BOLT TYPE AND SHROUDED COUPLING BOLT TYPE
OUTSIDE DIAMETER7.000 INCHES NOMINAL IN
BORE DIAMETER2.0000 INCHES NOMINAL BOTH ENDS IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
ASTM-D-396Interchangeable
interchangeable cross-reference
interchangeable
FS2Interchangeable
interchangeable cross-reference
interchangeable
FS-75Interchangeable
interchangeable cross-reference
interchangeable
FS-52Interchangeable
interchangeable cross-reference
interchangeable
20GTYPE3W-S-755Interchangeable
interchangeable cross-reference
interchangeable
625000009Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A9686?
A9686 is a COUPLING,SHAFT,FLEXIBLE.
What parts can replace A9686?
There are 10 known substitutes for A9686: ASTM-D-396, FS2, FS-75 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A9686?
A9686 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3010-00-517-1821. 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