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Technical Data Sheet
PartsTable / COMPONENT / M81793/04-FB2C2N1A1
M81793/04-FB2C2N1A1 ✓ 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 M81793/04-FB2C2N1A1 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-019-6390, 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
M81793/04-FB2C2N1A1
NSN: 3110-00-019-6390
FSC: 3110
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
Part NumberM81793/04-FB2C2N1A1
NSN3110-00-019-6390
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: M81793/04-FB2C2N1A1 · 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
•
LUBRICATION MATERIAL: OIL
•
SURFACE FINISH: GROUND
•
BORE SHAPE: STRAIGHT
•
STANDARD TOLERANCE DESIGNATION: ABEC NO. 7P
•
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION: MIL-L-6085 MIL SPEC SINGLE MATERIAL RESPONSE
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
LOAD DIRECTION: RADIAL
•
INTERNAL CLEARANCE: 0.0002 INCHES MINIMUM RADIAL AND 0.0005 INCHES MAXIMUM RADIAL IN
TECHNICAL CHARACTERISTICS (FLIS)
LUBRICATION MATERIALOIL
SURFACE FINISHGROUND
BORE SHAPESTRAIGHT
STANDARD TOLERANCE DESIGNATIONABEC NO. 7P
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-L-6085 MIL SPEC SINGLE MATERIAL RESPONSE
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
LOAD DIRECTIONRADIAL
INTERNAL CLEARANCE0.0002 INCHES MINIMUM RADIAL AND 0.0005 INCHES MAXIMUM RADIAL IN
MATERIALSTEEL CORROSION RESISTING OVERALL
SHIELD QUANTITY2
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
B107.23MInterchangeable
interchangeable cross-reference
interchangeable
5120PL2170109Interchangeable
interchangeable cross-reference
interchangeable
2112081Interchangeable
interchangeable cross-reference
interchangeable
114445Interchangeable
interchangeable cross-reference
interchangeable
10-2433-1Interchangeable
interchangeable cross-reference
interchangeable
712AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M81793/04-FB2C2N1A1?
M81793/04-FB2C2N1A1 is a M81793/04-FB2C2N1A1.
What parts can replace M81793/04-FB2C2N1A1?
There are 17 known substitutes for M81793/04-FB2C2N1A1: B107.23M, 5120PL2170109, 2112081 and 14 more. Substitute compatibility should be verified for your specific system.
Is M81793/04-FB2C2N1A1 still available?
M81793/04-FB2C2N1A1 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026