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Technical Data Sheet
PartsTable / COMPONENT / M81793/16-JC2N5N1A1
M81793/16-JC2N5N1A1 ✓ Verified by PartsTable
— · TAPERED BEARING
WHAT YOU NEED TO KNOW
Cup and cone sold separately — confirm both needed Timken series numbers indicate dimensions
Cup and cone NOT sold as set — verify order
PRODUCT OVERVIEW

The M81793/16-JC2N5N1A1 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-768-7521, 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
M81793/16-JC2N5N1A1
NSN: 3110-00-768-7521
FSC: 3110
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
Part NumberM81793/16-JC2N5N1A1
NSN3110-00-768-7521
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: M81793/16-JC2N5N1A1 · OEM ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
SURFACE FINISH: GROUND
•
RETAINER FABRICATION METHOD: PRESSED
•
FLANGE WIDTH: 0.0230 INCHES NOMINAL IN
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
•
OUTER RING OUTSIDE DIAMETER: 0.3750 INCHES NOMINAL IN
•
INTERNAL CLEARANCE: 0.0005 INCHES MINIMUM RADIAL AND 0.0008 INCHES MAXIMUM RADIAL IN
•
BORE SHAPE: STRAIGHT
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE FINISHGROUND
RETAINER FABRICATION METHODPRESSED
FLANGE WIDTH0.0230 INCHES NOMINAL IN
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
MATERIALSTEEL CORROSION RESISTING OVERALL
OUTER RING OUTSIDE DIAMETER0.3750 INCHES NOMINAL IN
INTERNAL CLEARANCE0.0005 INCHES MINIMUM RADIAL AND 0.0008 INCHES MAXIMUM RADIAL IN
BORE SHAPESTRAIGHT
STANDARD TOLERANCE DESIGNATIONABEC NO.7
INNER RING WIDTH0.1562 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 32
SFR1683EEK25Interchangeable
interchangeable cross-reference
interchangeable
M81793-FHEGAN0GAC71AA0Interchangeable
interchangeable cross-reference
interchangeable
M81793/16-KA1N2N1PPInterchangeable
interchangeable cross-reference
interchangeable
6013-340Interchangeable
interchangeable cross-reference
interchangeable
MIL-B-81793-16Interchangeable
interchangeable cross-reference
interchangeable
SFR144EEInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M81793/16-JC2N5N1A1?
M81793/16-JC2N5N1A1 is a M81793/16-JC2N5N1A1.
What parts can replace M81793/16-JC2N5N1A1?
There are 32 known substitutes for M81793/16-JC2N5N1A1: SFR1683EEK25, M81793-FHEGAN0GAC71AA0, M81793/16-KA1N2N1PP and 29 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M81793/16-JC2N5N1A1?
M81793/16-JC2N5N1A1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-768-7521. 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