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Technical Data Sheet
PartsTable / COMPONENT / GB59X
GB59X ✓ 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 height: 0.062 INCHES NOMINAL IN, diameter: 0.312 INCHES NOMINAL IN, material: STEEL COMP 303 OVERALL, body_width: 1.085 INCHES MAXIMUM IN, head_style: FLAT, body_height: 1.006 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 3110-00-112-5878, 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
GB59X
NSN: 3110-00-112-5878
FSC: 3110
CAGE: 60380 — TIMKEN AEROSPACE, INC DBA TORRINGTON PRODUCT (USA)
SPECIFICATIONS
height0.062 INCHES NOMINAL IN
diameter0.312 INCHES NOMINAL IN
materialSTEEL COMP 303 OVERALL
body_width1.085 INCHES MAXIMUM IN
head_styleFLAT
body_height1.006 INCHES MAXIMUM IN
body_length1.125 INCHES MAXIMUM IN
chamfer_length0.078 INCHES NOMINAL IN
inclosure_typeFULLY INCLOSED
mounting_methodTHREADED HOLE(S) SINGLE GROUP
frequency_rating150.0 HERTZ MINIMUM AND 15.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
style_designatorSTRAIGHT
NSN3110-00-112-5878
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: GB59X · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
3-16969Interchangeable
interchangeable cross-reference
interchangeable
677-0364-010Interchangeable
interchangeable cross-reference
interchangeable
42200Interchangeable
interchangeable cross-reference
interchangeable
0-680Interchangeable
interchangeable cross-reference
interchangeable
DD0.68Interchangeable
interchangeable cross-reference
interchangeable
46744-47Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is GB59X?
GB59X is a BEARING,ROLLER,NEEDLE.
What parts can replace GB59X?
There are 21 known substitutes for GB59X: 3-16969, 677-0364-010, 42200 and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for GB59X?
GB59X is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-112-5878. 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