PartsTable
Technical Data Sheet
PartsTable / COMPONENT / B-146-OH
B-146-OH ✓ 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,ROLLER,NEEDLE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_diameter: 0.8750 INCHES NOMINAL IN, overall_width: 0.3750 INCHES NOMINAL IN, alignment_type: RIGID, special_features: EXTRA PRECISION GROUND OD; EXTRA CAPACITY OUTER RING; OIL HOLE IN OUTER RING, style_designator: NON-SEPARABLE, OPEN END, DRAWN SHELL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-902-3744, 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
B-146-OH
NSN: 3110-00-902-3744
FSC: 3110
CAGE: 60380 — TIMKEN AEROSPACE, INC DBA TORRINGTON PRODUCT (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_diameter0.8750 INCHES NOMINAL IN
overall_width0.3750 INCHES NOMINAL IN
alignment_typeRIGID
special_featuresEXTRA PRECISION GROUND OD; EXTRA CAPACITY OUTER RING; OIL HOLE IN OUTER RING
style_designatorNON-SEPARABLE, OPEN END, DRAWN SHELL
overall_outside_diameter1.1250 INCHES NOMINAL IN
standard_tolerance_designationAFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
NSN3110-00-902-3744
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: B-146-OH · 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: 1.1250 INCHES NOMINAL IN
•
BORE DIAMETER: 0.8750 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
ALIGNMENT TYPE: RIGID
•
STYLE DESIGNATOR: NON-SEPARABLE, OPEN END, DRAWN SHELL
•
STANDARD TOLERANCE DESIGNATION: AFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL OUTSIDE DIAMETER1.1250 INCHES NOMINAL IN
BORE DIAMETER0.8750 INCHES NOMINAL IN
OVERALL WIDTH0.3750 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
ALIGNMENT TYPERIGID
STYLE DESIGNATORNON-SEPARABLE, OPEN END, DRAWN SHELL
SPECIAL FEATURESEXTRA PRECISION GROUND OD; EXTRA CAPACITY OUTER RING; OIL HOLE IN OUTER RING
STANDARD TOLERANCE DESIGNATIONAFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
63029Interchangeable
interchangeable cross-reference
interchangeable
063029Interchangeable
interchangeable cross-reference
interchangeable
3029Interchangeable
interchangeable cross-reference
interchangeable
12910000-3Interchangeable
interchangeable cross-reference
interchangeable
1375-MP73Interchangeable
interchangeable cross-reference
interchangeable
13071015Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B-146-OH?
B-146-OH is a BEARING,ROLLER,NEEDLE.
What parts can replace B-146-OH?
There are 10 known substitutes for B-146-OH: 63029, 063029, 3029 and 7 more. Substitute compatibility should be verified for your specific system.
Is B-146-OH still available?
B-146-OH 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