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Technical Data Sheet
PartsTable / COMPONENT / M81793/04-HJ4N5D2XX
M81793/04-HJ4N5D2XX ✓ 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-HJ4N5D2XX 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 3110-00-717-6960, 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-HJ4N5D2XX
NSN: 3110-00-717-6960
FSC: 3110
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
Part NumberM81793/04-HJ4N5D2XX
NSN3110-00-717-6960
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: M81793/04-HJ4N5D2XX · 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
•
OVERALL OUTSIDE DIAMETER: 0.5000 INCHES NOMINAL IN
•
BORE SHAPE: STRAIGHT
•
BORE DIAMETER: 0.1875 INCHES NOMINAL IN
•
LOAD DIRECTION: RADIAL
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
•
INTERNAL CLEARANCE: 0.0005 INCHES MINIMUM RADIAL AND 0.0008 INCHES MAXIMUM RADIAL IN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL OUTSIDE DIAMETER0.5000 INCHES NOMINAL IN
BORE SHAPESTRAIGHT
OVERALL WIDTH0.1562 INCHES NOMINAL IN
BORE DIAMETER0.1875 INCHES NOMINAL IN
LOAD DIRECTIONRADIAL
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
MATERIALSTEEL CORROSION RESISTING OVERALL
INTERNAL CLEARANCE0.0005 INCHES MINIMUM RADIAL AND 0.0008 INCHES MAXIMUM RADIAL IN
RETAINER FABRICATION METHODPRESSED
SURFACE FINISHGROUND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
114813Interchangeable
interchangeable cross-reference
interchangeable
S1021Interchangeable
interchangeable cross-reference
interchangeable
1B8709Interchangeable
interchangeable cross-reference
interchangeable
AA300-128-1CW 5/16BORE/STEELInterchangeable
interchangeable cross-reference
interchangeable
M-1965Interchangeable
interchangeable cross-reference
interchangeable
D-833Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M81793/04-HJ4N5D2XX?
M81793/04-HJ4N5D2XX is a M81793/04-HJ4N5D2XX.
What parts can replace M81793/04-HJ4N5D2XX?
There are 13 known substitutes for M81793/04-HJ4N5D2XX: 114813, S1021, 1B8709 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M81793/04-HJ4N5D2XX?
M81793/04-HJ4N5D2XX is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-717-6960. 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