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Technical Data Sheet
PartsTable / COMPONENT / AC20201
AC20201 ✓ 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,NEEDLE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_diameter: 0.4995 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN, alignment_type: RIGID, inner_ring_width: 0.6200 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN, outer_ring_width: 0.4950 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN, style_designator: CAM ROLLER, HARDENED AND GROUND, NON-SEPARABLE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-625-9245, 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
AC20201
NSN: 3110-00-625-9245
FSC: 3110
CAGE: 60380 — TIMKEN AEROSPACE, INC DBA TORRINGTON PRODUCT (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_diameter0.4995 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN
alignment_typeRIGID
inner_ring_width0.6200 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN
outer_ring_width0.4950 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN
special_featuresOIL HOLE AND GROOVE IN INNER RING ALSO OD CROWNED ON A 3.0000 IN. RADIUS ALSO SELECTED,CLASSIFIED AND TESTED BY THE ASSY MFR AT HIS PLANT IN
style_designatorCAM ROLLER, HARDENED AND GROUND, NON-SEPARABLE
lubrication_materialGREASE
overall_outside_diameter0.4995 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN
standard_tolerance_designationAFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
lubrication_material_document_and_classificationMIL-G-3278 MIL SPEC SINGLE MATERIAL RESPONSE
NSN3110-00-625-9245
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: AC20201 · 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
•
STYLE DESIGNATOR: CAM ROLLER, HARDENED AND GROUND, NON-SEPARABLE
•
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION: MIL-G-3278 MIL SPEC SINGLE MATERIAL RESPONSE
•
INNER RING WIDTH: 0.6200 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN
•
LUBRICATION MATERIAL: GREASE
•
ALIGNMENT TYPE: RIGID
•
STANDARD TOLERANCE DESIGNATION: AFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
•
OUTER RING WIDTH: 0.4950 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORCAM ROLLER, HARDENED AND GROUND, NON-SEPARABLE
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-3278 MIL SPEC SINGLE MATERIAL RESPONSE
SPECIAL FEATURESOIL HOLE AND GROOVE IN INNER RING ALSO OD CROWNED ON A 3.0000 IN. RADIUS ALSO SELECTED,CLASSIFIED AND TESTED BY THE ASSY MFR AT HIS PLANT IN
INNER RING WIDTH0.6200 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN
LUBRICATION MATERIALGREASE
ALIGNMENT TYPERIGID
STANDARD TOLERANCE DESIGNATIONAFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
OUTER RING WIDTH0.4950 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN
BORE DIAMETER0.4995 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN
OVERALL OUTSIDE DIAMETER0.4995 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
S35187Interchangeable
interchangeable cross-reference
interchangeable
035187Interchangeable
interchangeable cross-reference
interchangeable
35187Interchangeable
interchangeable cross-reference
interchangeable
170057Interchangeable
interchangeable cross-reference
interchangeable
LL-H44-1983Interchangeable
interchangeable cross-reference
interchangeable
REPAIR PARTInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AC20201?
AC20201 is a BEARING,ROLLER,NEEDLE.
What parts can replace AC20201?
There are 6 known substitutes for AC20201: S35187, 035187, 35187 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AC20201?
AC20201 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-625-9245. 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