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Technical Data Sheet
PartsTable / COMPONENT / 77502LIR5
77502LIR5 ✓ 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 OVERALL, bore_shape: STRAIGHT, bore_diameter: 15.00 MILLIMETERS NOMINAL MM, overall_width: 11.0 MILLIMETERS NOMINAL MM, load_direction: RADIAL, surface_finish: GROUND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-540-4619, 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
77502LIR5
NSN: 3110-00-540-4619
FSC: 3110
CAGE: 43334 — GENERAL MOTORS CORP DELCO MORAINE NDH DIV (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
bore_diameter15.00 MILLIMETERS NOMINAL MM
overall_width11.0 MILLIMETERS NOMINAL MM
load_directionRADIAL
surface_finishGROUND
shield_quantity2
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
lubrication_materialGREASE
overall_outside_diameter35.00 MILLIMETERS NOMINAL MM
internal_fit-up_designationLOOSE
retainer_fabrication_methodPRESSED
NSN3110-00-540-4619
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 77502LIR5 · 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
•
SURFACE FINISH: GROUND
•
SHIELD QUANTITY: 2
•
BORE SHAPE: STRAIGHT
•
LOAD DIRECTION: RADIAL
•
LUBRICATION MATERIAL: GREASE
•
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION: MIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE
•
INTERNAL FIT-UP DESIGNATION: LOOSE
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL WIDTH11.0 MILLIMETERS NOMINAL MM
SURFACE FINISHGROUND
SHIELD QUANTITY2
BORE SHAPESTRAIGHT
LOAD DIRECTIONRADIAL
LUBRICATION MATERIALGREASE
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE
INTERNAL FIT-UP DESIGNATIONLOOSE
RETAINER FABRICATION METHODPRESSED
STANDARD TOLERANCE DESIGNATIONABEC NO.1
VERIFIED SUBSTITUTES & CROSS-REFERENCES 30
10107388Interchangeable
interchangeable cross-reference
interchangeable
X13073Interchangeable
interchangeable cross-reference
interchangeable
15BC02Interchangeable
interchangeable cross-reference
interchangeable
321-1210Interchangeable
interchangeable cross-reference
interchangeable
53435Interchangeable
interchangeable cross-reference
interchangeable
TABLE 15, 1210Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 77502LIR5?
77502LIR5 is a BEARING,BALL,ANNULAR.
What parts can replace 77502LIR5?
There are 30 known substitutes for 77502LIR5: 10107388, X13073, 15BC02 and 27 more. Substitute compatibility should be verified for your specific system.
Is 77502LIR5 still available?
77502LIR5 is currently cancelled.
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PartsTable Design LLC · partstable.com
Last verified: July 2026