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Technical Data Sheet
PartsTable / COMPONENT / M81793/7-FD2C2N1X1
M81793/7-FD2C2N1X1 ✓ 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 M81793/7-FD2C2N1X1 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-277-0230, 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
M81793/7-FD2C2N1X1
NSN: 3110-00-277-0230
FSC: 3110
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
Part NumberM81793/7-FD2C2N1X1
NSN3110-00-277-0230
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: M81793/7-FD2C2N1X1 · 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
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
•
LUBRICATION MATERIAL: OIL
•
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION: MIL-L-7870 MIL SPEC SINGLE MATERIAL RESPONSE
•
BORE SHAPE: STRAIGHT
•
SURFACE FINISH: GROUND
•
INTERNAL CLEARANCE: 0.0004 INCHES MINIMUM RADIAL AND 0.0008 INCHES MAXIMUM RADIAL IN
•
LOAD DIRECTION: RADIAL
•
FLANGE WIDTH: 0.0310 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL CORROSION RESISTING OVERALL
LUBRICATION MATERIALOIL
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-L-7870 MIL SPEC SINGLE MATERIAL RESPONSE
BORE SHAPESTRAIGHT
SURFACE FINISHGROUND
INTERNAL CLEARANCE0.0004 INCHES MINIMUM RADIAL AND 0.0008 INCHES MAXIMUM RADIAL IN
LOAD DIRECTIONRADIAL
FLANGE WIDTH0.0310 INCHES NOMINAL IN
SHIELD QUANTITY2
OUTER RING OUTSIDE DIAMETER0.3125 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 32
SS3FK3Interchangeable
interchangeable cross-reference
interchangeable
SS3FInterchangeable
interchangeable cross-reference
interchangeable
941131-154Interchangeable
interchangeable cross-reference
interchangeable
SR4FR5P58LO1Interchangeable
interchangeable cross-reference
interchangeable
MIL-B-81793/7Interchangeable
interchangeable cross-reference
interchangeable
M81793/07-JE1N5N1A1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M81793/7-FD2C2N1X1?
M81793/7-FD2C2N1X1 is a M81793/7-FD2C2N1X1.
What parts can replace M81793/7-FD2C2N1X1?
There are 32 known substitutes for M81793/7-FD2C2N1X1: SS3FK3, SS3F, 941131-154 and 29 more. Substitute compatibility should be verified for your specific system.
Is M81793/7-FD2C2N1X1 still available?
M81793/7-FD2C2N1X1 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