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Technical Data Sheet
PartsTable / COMPONENT / 1B4101
1B4101 ✓ 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,ANNULAR is a the manufacturer industrial component. Key specifications include connection_type: THREADED INTERNAL PIPE ALL ENDS, connection_style: PLAIN (PIPE) ALL ENDS, style_designator: THREADED INTERNAL, nominal_thread_size: 0.250 INCHES ALL ENDS IN, thread_series_designator: NPT ALL ENDS. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-554-5838, 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
1B4101
NSN: 3110-00-554-5838
FSC: 3110
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
connection_typeTHREADED INTERNAL PIPE ALL ENDS
connection_stylePLAIN (PIPE) ALL ENDS
style_designatorTHREADED INTERNAL
nominal_thread_size0.250 INCHES ALL ENDS IN
thread_series_designatorNPT ALL ENDS
NSN3110-00-554-5838
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 1B4101 · 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: ANGULAR
•
OVERALL OUTSIDE DIAMETER: 110.00 MILLIMETERS NOMINAL MM
•
BORE SHAPE: STRAIGHT
•
STYLE DESIGNATOR: COUNTERBORED OUTER RING, NON-SEPARABLE
•
MATERIAL: STEEL OVERALL
•
SURFACE FINISH: GROUND
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
•
BORE DIAMETER: 60.00 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS (FLIS)
LOAD DIRECTIONANGULAR
OVERALL OUTSIDE DIAMETER110.00 MILLIMETERS NOMINAL MM
BORE SHAPESTRAIGHT
STYLE DESIGNATORCOUNTERBORED OUTER RING, NON-SEPARABLE
MATERIALSTEEL OVERALL
SURFACE FINISHGROUND
STANDARD TOLERANCE DESIGNATIONABEC NO.1
BORE DIAMETER60.00 MILLIMETERS NOMINAL MM
RETAINER FABRICATION METHODPRESSED
CONTACT ANGLE25.0 DEGREES MAXIMUM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
2495500-27Interchangeable
interchangeable cross-reference
interchangeable
418767-65Interchangeable
interchangeable cross-reference
interchangeable
6S10401C27Interchangeable
interchangeable cross-reference
interchangeable
08-49000-07Interchangeable
interchangeable cross-reference
interchangeable
94402158Interchangeable
interchangeable cross-reference
interchangeable
700T07503Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1B4101?
1B4101 is a BEARING,BALL,ANNULAR.
What parts can replace 1B4101?
There are 22 known substitutes for 1B4101: 2495500-27, 418767-65, 6S10401C27 and 19 more. Substitute compatibility should be verified for your specific system.
Is 1B4101 still available?
1B4101 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