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PartsTable / COMPONENT / M81793-PSSSAA01CS51AB1
M81793-PSSSAA01CS51AB1 ✓ 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 BEARING,BALL,DUPLEX is a the manufacturer industrial component. Key specifications include material: OIL LUBRICATING LUBRICATION, bore_diameter: 0.2500 INCHES NOMINAL IN, overall_width: 0.2500 INCHES NOMINAL IN, load_direction: RADIAL, surface_finish: GROUND, style_designator: NON-LOADING GROOVE, NON-SEPARABLE, TANDEM MOUNTING. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-151-4825, 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-PSSSAA01CS51AB1
NSN: 3110-00-151-4825
FSC: 3110
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialOIL LUBRICATING LUBRICATION
bore_diameter0.2500 INCHES NOMINAL IN
overall_width0.2500 INCHES NOMINAL IN
load_directionRADIAL
surface_finishGROUND
shield_quantity2
style_designatorNON-LOADING GROOVE, NON-SEPARABLE, TANDEM MOUNTING
internal_clearance0.0004 INCHES MINIMUM RADIAL AND 0.0008 INCHES MAXIMUM RADIAL IN
bearing_preload_rating1.0 POUNDS NOMINAL LBS
overall_outside_diameter0.3750 INCHES NOMINAL IN
standard_tolerance_designationABEC NO.5
lubrication_material_document_and_classificationMIL-L-6085 MIL SPEC SINGLE MATERIAL RESPONSE
NSN3110-00-151-4825
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: M81793-PSSSAA01CS51AB1 · 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
•
LOAD DIRECTION: RADIAL
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE, TANDEM MOUNTING
•
BEARING PRELOAD RATING: 1.0 POUNDS NOMINAL LBS
•
SURFACE FINISH: GROUND
•
MATERIAL: OIL LUBRICATING LUBRICATION
•
BORE DIAMETER: 0.2500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL WIDTH0.2500 INCHES NOMINAL IN
LOAD DIRECTIONRADIAL
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE, TANDEM MOUNTING
BEARING PRELOAD RATING1.0 POUNDS NOMINAL LBS
SURFACE FINISHGROUND
MATERIALOIL LUBRICATING LUBRICATION
BORE DIAMETER0.2500 INCHES NOMINAL IN
MATERIALSTEEL COMP 440C OVERALL
SHIELD QUANTITY2
OVERALL OUTSIDE DIAMETER0.3750 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
9A34-1Interchangeable
interchangeable cross-reference
interchangeable
108-59-1Interchangeable
interchangeable cross-reference
interchangeable
3750008Interchangeable
interchangeable cross-reference
interchangeable
5749-16-1-2Interchangeable
interchangeable cross-reference
interchangeable
S614CHH5DB1P48L02Interchangeable
Same NIIN cross-reference
interchangeable
S614CHH5P48L02DBInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M81793-PSSSAA01CS51AB1?
M81793-PSSSAA01CS51AB1 is a BEARING,BALL,DUPLEX.
What parts can replace M81793-PSSSAA01CS51AB1?
There are 8 known substitutes for M81793-PSSSAA01CS51AB1: 9A34-1, 108-59-1, 3750008 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M81793-PSSSAA01CS51AB1?
M81793-PSSSAA01CS51AB1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-151-4825. 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