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Technical Data Sheet
PartsTable / COMPONENT / 10159493
10159493 ✓ 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 PLATE,RETAINING,BEARING is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, hardness_rating: 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM, minor_thickness: 2.158 INCHES NOMINAL IN, style_designator: HEXAGONAL, aperture_diameter: 1.800 INCHES NOMINAL IN, counterbore_depth: 2.316 INCHES MINIMUM AND 2.320 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-01-129-7977, 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
10159493
NSN: 3110-01-129-7977
FSC: 3110
CAGE: A486G — NIMIKKEISTOKESKUS NCB FINLAND (FIN)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
hardness_rating26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
minor_thickness2.158 INCHES NOMINAL IN
special_featuresTHREADED MOUNTING HOLES; SIX SECONDARY MOUNTING HOLES 0.216 IN. DIA MIN TO 0.236 IN. DIA MAX,EQUALLY SPACED ON 2.780 IN. DIA BLT CIRCLE IN
style_designatorHEXAGONAL
aperture_diameter1.800 INCHES NOMINAL IN
counterbore_depth2.316 INCHES MINIMUM AND 2.320 INCHES MAXIMUM IN
overall_thickness3.220 INCHES NOMINAL IN
mounting_hole_typeROUND, UNTHREADED, COUNTERSUNK
counterbore_diameter2.047 INCHES MINIMUM AND 2.0478 INCHES MAXIMUM IN
countersink_diameter0.180 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN
raised_surface_height2.282 INCHES MINIMUM AND 2.290 INCHES MAXIMUM IN
NSN3110-01-129-7977
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 10159493 · 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
•
COUNTERSINK DIAMETER: 0.180 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN
•
RAISED SURFACE HEIGHT: 2.282 INCHES MINIMUM AND 2.290 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: HEXAGONAL
•
MOUNTING HOLE TYPE: ROUND, UNTHREADED, COUNTERSUNK
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
•
APERTURE DIAMETER: 1.800 INCHES NOMINAL IN
•
MOUNTING HOLE DIAMETER: 0.1336 INCHES MINIMUM AND 0.1417 INCHES MAXIMUM IN
•
COUNTERBORE DIAMETER: 2.047 INCHES MINIMUM AND 2.0478 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
COUNTERSINK DIAMETER0.180 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN
RAISED SURFACE HEIGHT2.282 INCHES MINIMUM AND 2.290 INCHES MAXIMUM IN
STYLE DESIGNATORHEXAGONAL
MOUNTING HOLE TYPEROUND, UNTHREADED, COUNTERSUNK
MATERIALSTEEL CORROSION RESISTING OVERALL
APERTURE DIAMETER1.800 INCHES NOMINAL IN
MOUNTING HOLE DIAMETER0.1336 INCHES MINIMUM AND 0.1417 INCHES MAXIMUM IN
COUNTERBORE DIAMETER2.047 INCHES MINIMUM AND 2.0478 INCHES MAXIMUM IN
OVERALL THICKNESS3.220 INCHES NOMINAL IN
MOUNTING HOLE ARRANGEMENT STYLEVERTICAL CENTERLINE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
355-221-0007Interchangeable
interchangeable cross-reference
interchangeable
431754Interchangeable
interchangeable cross-reference
interchangeable
24-00044-007Interchangeable
interchangeable cross-reference
interchangeable
20504-16Interchangeable
interchangeable cross-reference
interchangeable
L40NInterchangeable
interchangeable cross-reference
interchangeable
98208Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 10159493?
10159493 is a PLATE,RETAINING,BEARING.
What parts can replace 10159493?
There are 6 known substitutes for 10159493: 355-221-0007, 431754, 24-00044-007 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 10159493?
10159493 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-01-129-7977. 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