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Technical Data Sheet
PartsTable / COMPONENT / M81793/16-KA2N5N1A1
M81793/16-KA2N5N1A1 ✓ 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-KA2N5N1A1 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 3110-01-020-6946, 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-KA2N5N1A1
NSN: 3110-01-020-6946
FSC: 3110
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
Part NumberM81793/16-KA2N5N1A1
NSN3110-01-020-6946
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: M81793/16-KA2N5N1A1 · 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
•
BORE DIAMETER: 0.2500 INCHES NOMINAL IN
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
FLANGE WIDTH: 0.0230 INCHES NOMINAL IN
•
LOAD DIRECTION: RADIAL
•
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION: MIL-L-6085 MIL SPEC SINGLE MATERIAL RESPONSE
•
LUBRICATION MATERIAL: OIL
•
RETAINER FABRICATION METHOD: PRESSED
•
BORE SHAPE: STRAIGHT
TECHNICAL CHARACTERISTICS (FLIS)
BORE DIAMETER0.2500 INCHES NOMINAL IN
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
FLANGE WIDTH0.0230 INCHES NOMINAL IN
LOAD DIRECTIONRADIAL
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-L-6085 MIL SPEC SINGLE MATERIAL RESPONSE
LUBRICATION MATERIALOIL
RETAINER FABRICATION METHODPRESSED
BORE SHAPESTRAIGHT
SURFACE FINISHGROUND
STANDARD TOLERANCE DESIGNATIONABEC NO.7
VERIFIED SUBSTITUTES & CROSS-REFERENCES 33
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-KA2N5N1A1?
M81793/16-KA2N5N1A1 is a M81793/16-KA2N5N1A1.
What parts can replace M81793/16-KA2N5N1A1?
There are 33 known substitutes for M81793/16-KA2N5N1A1: SFR1683EEK25, M81793-FHEGAN0GAC71AA0, M81793/16-KA1N2N1PP and 30 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M81793/16-KA2N5N1A1?
M81793/16-KA2N5N1A1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-01-020-6946. 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