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Technical Data Sheet
PartsTable / COMPONENT / 8-52T04ITEM12
8-52T04ITEM12 ✓ 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 PLATE,RETAINING,BEARING is a the manufacturer industrial component. Key specifications include material: NICKEL OVERALL, outside_diameter: 2.750 INCHES NOMINAL IN, aperture_diameter: 1.375 INCHES NOMINAL IN, mounting_hole_type: ROUND, UNTHREADED, mounting_hole_diameter: 0.219 INCHES NOMINAL IN, mounting_bolt_circle_diameter: 2.125 INCHES NOMINAL 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 3110-01-078-2602, 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
8-52T04ITEM12
NSN: 3110-01-078-2602
FSC: 3110
CAGE: 32386 — ILLINOIS TOOL WKS INC LINAC DIV (USA)
SPECIFICATIONS
materialNICKEL OVERALL
outside_diameter2.750 INCHES NOMINAL IN
aperture_diameter1.375 INCHES NOMINAL IN
mounting_hole_typeROUND, UNTHREADED
mounting_hole_diameter0.219 INCHES NOMINAL IN
bolt_circle_hole_quantity4
mounting_bolt_circle_diameter2.125 INCHES NOMINAL IN
mounting_hole_arrangement_styleSINGLE BOLT HOLE CIRCLE
NSN3110-01-078-2602
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 8-52T04ITEM12 · 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
•
MOUNTING HOLE TYPE: ROUND, UNTHREADED
•
BOLT CIRCLE HOLE QUANTITY: 4
•
OUTSIDE DIAMETER: 2.750 INCHES NOMINAL IN
•
MATERIAL: NICKEL OVERALL
•
APERTURE DIAMETER: 1.375 INCHES NOMINAL IN
•
MOUNTING BOLT CIRCLE DIAMETER: 2.125 INCHES NOMINAL IN
•
MOUNTING HOLE ARRANGEMENT STYLE: SINGLE BOLT HOLE CIRCLE
•
MOUNTING HOLE DIAMETER: 0.219 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MOUNTING HOLE TYPEROUND, UNTHREADED
BOLT CIRCLE HOLE QUANTITY4
OUTSIDE DIAMETER2.750 INCHES NOMINAL IN
MATERIALNICKEL OVERALL
APERTURE DIAMETER1.375 INCHES NOMINAL IN
MOUNTING BOLT CIRCLE DIAMETER2.125 INCHES NOMINAL IN
MOUNTING HOLE ARRANGEMENT STYLESINGLE BOLT HOLE CIRCLE
MOUNTING HOLE DIAMETER0.219 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
172576Interchangeable
interchangeable cross-reference
interchangeable
M23C3Interchangeable
interchangeable cross-reference
interchangeable
117924Interchangeable
interchangeable cross-reference
interchangeable
D25XX5PPInterchangeable
interchangeable cross-reference
interchangeable
SDC0119-5Interchangeable
interchangeable cross-reference
interchangeable
852322Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 8-52T04ITEM12?
8-52T04ITEM12 is a PLATE,RETAINING,BEARING.
What parts can replace 8-52T04ITEM12?
There are 6 known substitutes for 8-52T04ITEM12: 172576, M23C3, 117924 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 8-52T04ITEM12?
8-52T04ITEM12 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-01-078-2602. 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