PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 1593945
1593945 ✓ 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,SELF-ALIGNING is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OR STEEL OR ALUMINUM RETAINER, bore_shape: STRAIGHT, bore_diameter: 75.0 MILLIMETERS NOMINAL MM, overall_width: 55.0 MILLIMETERS NOMINAL MM, surface_finish: GROUND, special_features: OIL HOLES AND GROOVE IN OUTER RING. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-190-9310, 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
1593945
NSN: 3110-00-190-9310
FSC: 3110
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
materialCOPPER ALLOY OR STEEL OR ALUMINUM RETAINER
bore_shapeSTRAIGHT
bore_diameter75.0 MILLIMETERS NOMINAL MM
overall_width55.0 MILLIMETERS NOMINAL MM
surface_finishGROUND
special_featuresOIL HOLES AND GROOVE IN OUTER RING
style_designatorDOUBLE ROW, SPHERICAL ROLLERS, SELF-CONTAINED, OUTER AND INNER RACEWAYS CONCAVE, NON-SEPARABLE
overall_outside_diameter160.0 MILLIMETERS NOMINAL MM
internal_fit-up_designationLOOSE
standard_tolerance_designationRBEC NO.1
NSN3110-00-190-9310
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 1593945 · 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
•
BORE DIAMETER: 75.0 MILLIMETERS NOMINAL MM
•
INTERNAL FIT-UP DESIGNATION: LOOSE
•
MATERIAL: STEEL OUTER RING
•
STYLE DESIGNATOR: DOUBLE ROW, SPHERICAL ROLLERS, SELF-CONTAINED, OUTER AND INNER RACEWAYS CONCAVE, NON-SEPARABLE
•
BORE SHAPE: STRAIGHT
TECHNICAL CHARACTERISTICS (FLIS)
BORE DIAMETER75.0 MILLIMETERS NOMINAL MM
INTERNAL FIT-UP DESIGNATIONLOOSE
OVERALL WIDTH55.0 MILLIMETERS NOMINAL MM
MATERIALSTEEL OUTER RING
STYLE DESIGNATORDOUBLE ROW, SPHERICAL ROLLERS, SELF-CONTAINED, OUTER AND INNER RACEWAYS CONCAVE, NON-SEPARABLE
MATERIALSTEEL ROLLER
BORE SHAPESTRAIGHT
MATERIALCOPPER ALLOY OR STEEL OR ALUMINUM RETAINER
STANDARD TOLERANCE DESIGNATIONRBEC NO.1
MATERIALSTEEL INNER RING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
005 5000004Interchangeable
interchangeable cross-reference
interchangeable
18-5-2Interchangeable
interchangeable cross-reference
interchangeable
USP214AY2Interchangeable
interchangeable cross-reference
interchangeable
GGG-B-001222 TY2CL5Interchangeable
interchangeable cross-reference
interchangeable
5120PL0878245Interchangeable
interchangeable cross-reference
interchangeable
01852Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1593945?
1593945 is a BEARING,ROLLER,SELF-ALIGNING.
What parts can replace 1593945?
There are 15 known substitutes for 1593945: 005 5000004, 18-5-2, USP214AY2 and 12 more. Substitute compatibility should be verified for your specific system.
Is 1593945 still available?
1593945 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