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Technical Data Sheet
PartsTable / COMPONENT / CYR-1 5/8-S
CYR-1 5/8-S ✓ 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 CYR-1 5/8-S is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-01-163-3188, 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
CYR-1 5/8-S
NSN: 3110-01-163-3188
FSC: 3110
CAGE: 39317 — MCGILL MANUFACTURING COMPANY INC USE CAGE CODE 92563 FOR CATALOGING. (USA)
SPECIFICATIONS
Part NumberCYR-1 5/8-S
NSN3110-01-163-3188
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: CYR-1 5/8-S · 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: 0.4371 INCHES MINIMUM AND 0.4377 INCHES MAXIMUM IN
•
SURFACE FINISH: GROUND
•
LUBRICATION MATERIAL: GREASE
•
STANDARD TOLERANCE DESIGNATION: AFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
•
OUTER RING WIDTH: 0.8700 INCHES MINIMUM AND 0.8750 INCHES MAXIMUM IN
•
ALIGNMENT TYPE: RIGID
•
BEARING SEAL TYPE: CONTACT
•
RETAINER FABRICATION METHOD: PRESSED
TECHNICAL CHARACTERISTICS (FLIS)
BORE DIAMETER0.4371 INCHES MINIMUM AND 0.4377 INCHES MAXIMUM IN
SURFACE FINISHGROUND
LUBRICATION MATERIALGREASE
STANDARD TOLERANCE DESIGNATIONAFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
OUTER RING WIDTH0.8700 INCHES MINIMUM AND 0.8750 INCHES MAXIMUM IN
ALIGNMENT TYPERIGID
BEARING SEAL TYPECONTACT
RETAINER FABRICATION METHODPRESSED
SURFACE TREATMENTOXIDE ALL EXTERNAL/EXPOSED METAL SURFACES
STYLE DESIGNATORCAM ROLLER, HARDENED AND GROUND, NON-SEPARABLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
CF15-700Interchangeable
interchangeable cross-reference
interchangeable
15-700Interchangeable
interchangeable cross-reference
interchangeable
CF15Interchangeable
interchangeable cross-reference
interchangeable
24098-600Interchangeable
interchangeable cross-reference
interchangeable
24098Interchangeable
interchangeable cross-reference
interchangeable
415796-01Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is CYR-1 5/8-S?
CYR-1 5/8-S is a CYR-1 5/8-S.
What parts can replace CYR-1 5/8-S?
There are 11 known substitutes for CYR-1 5/8-S: CF15-700, 15-700, CF15 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for CYR-1 5/8-S?
CYR-1 5/8-S is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-01-163-3188. 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