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Z99502RX1830MILL3545 — BEARING,BALL,ANNULAR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

Z99502RX1830MILL3545: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: STEEL INNER RING, bore_shape: STRAIGHT, bore_diameter: 0.5903 INCHES MINIMUM AND 0.5906 INCHES MAXIMUM IN, load_direction: RADIAL, surface_finish: GROUND, inner_ring_width: 0.5670 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-141-9988, 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
Z99502RX1830MILL3545
NSN: 3110-00-141-9988
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 7X677 — GENERAL MOTORS LLC DBA GENERAL MOTORS LLC (USA)
SPECIFICATIONS
materialSTEEL INNER RING
bore_shapeSTRAIGHT
bore_diameter0.5903 INCHES MINIMUM AND 0.5906 INCHES MAXIMUM IN
seal_quantity2
load_directionRADIAL
surface_finishGROUND
inner_ring_width0.5670 INCHES NOMINAL IN
outer_ring_width0.4330 INCHES NOMINAL IN
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
bearing_seal_typeCONTACT
lubrication_materialGREASE
overall_outside_diameter1.3777 INCHES MINIMUM AND 1.3780 INCHES MAXIMUM IN
NSN3110-00-141-9988
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: Z99502RX1830MILL3545 · 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
•
BEARING SEAL TYPE: CONTACT
•
LUBRICATION MATERIAL: GREASE
•
OUTER RING WIDTH: 0.4330 INCHES NOMINAL IN
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
SURFACE FINISH: GROUND
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
OVERALL OUTSIDE DIAMETER: 1.3777 INCHES MINIMUM AND 1.3780 INCHES MAXIMUM IN
•
BORE SHAPE: STRAIGHT
TECHNICAL CHARACTERISTICS
BEARING SEAL TYPECONTACT
LUBRICATION MATERIALGREASE
OUTER RING WIDTH0.4330 INCHES NOMINAL IN
INTERNAL FIT-UP DESIGNATIONSTANDARD
SURFACE FINISHGROUND
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
OVERALL OUTSIDE DIAMETER1.3777 INCHES MINIMUM AND 1.3780 INCHES MAXIMUM IN
BORE SHAPESTRAIGHT
LOAD DIRECTIONRADIAL
SEAL QUANTITY2
SUBSTITUTES & CROSS-REFERENCES 2
10-83274Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
T99502RX1830RV3Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is Z99502RX1830MILL3545?
Z99502RX1830MILL3545 is a BEARING,BALL,ANNULAR.
What parts can replace Z99502RX1830MILL3545?
There are 2 known substitutes for Z99502RX1830MILL3545: 10-83274, T99502RX1830RV3. Substitute compatibility should be verified for your specific system.
What is the NSN for Z99502RX1830MILL3545?
Z99502RX1830MILL3545 is cataloged in the U.S. Government catalog under NSN 3110-00-141-9988. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.