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Technical Data Sheet
PartsTable / COMPONENT / Z99510
Z99510 ✓ 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 material: STEEL OUTER RING, bore_shape: STRAIGHT, bore_diameter: 50.0 MILLIMETERS NOMINAL MM, overall_width: 20.0 MILLIMETERS NOMINAL MM, load_direction: RADIAL, surface_finish: GROUND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-114-5990, 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
Z99510
NSN: 3110-00-114-5990
FSC: 3110
CAGE: 00615 — QUANTA SYSTEMS, LLC DBA BLACK BOX NETWORK SERVICES (USA)
SPECIFICATIONS
materialSTEEL OUTER RING
bore_shapeSTRAIGHT
bore_diameter50.0 MILLIMETERS NOMINAL MM
overall_width20.0 MILLIMETERS NOMINAL MM
seal_quantity2
load_directionRADIAL
surface_finishGROUND
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
bearing_seal_typeCONTACT
lubrication_materialGREASE
overall_outside_diameter90.0 MILLIMETERS NOMINAL MM
internal_fit-up_designationSTANDARD
NSN3110-00-114-5990
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: Z99510 · 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
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
•
SURFACE FINISH: GROUND
•
BEARING SEAL TYPE: CONTACT
•
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION: MIL-G-18709 MIL SPEC SINGLE MATERIAL RESPONSE
•
SEAL QUANTITY: 2
•
MATERIAL: STEEL OUTER RING
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
TECHNICAL CHARACTERISTICS (FLIS)
STANDARD TOLERANCE DESIGNATIONABEC NO.1
SURFACE FINISHGROUND
BEARING SEAL TYPECONTACT
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-18709 MIL SPEC SINGLE MATERIAL RESPONSE
SEAL QUANTITY2
MATERIALSTEEL OUTER RING
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
MATERIALSTEEL INNER RING
MATERIALSTEEL RETAINER
MATERIALSTEEL BALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 28
531386Interchangeable
interchangeable cross-reference
interchangeable
3ARR12WA181Interchangeable
interchangeable cross-reference
interchangeable
27003Interchangeable
interchangeable cross-reference
interchangeable
M11554Interchangeable
interchangeable cross-reference
interchangeable
11554Interchangeable
interchangeable cross-reference
interchangeable
D210-20Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is Z99510?
Z99510 is a BEARING,BALL,ANNULAR.
What parts can replace Z99510?
There are 28 known substitutes for Z99510: 531386, 3ARR12WA181, 27003 and 25 more. Substitute compatibility should be verified for your specific system.
Is Z99510 still available?
Z99510 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