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Technical Data Sheet
PartsTable / COMPONENT / LEAF
LEAF ✓ 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

SOCKET,PLUG-IN ELECTRONIC COMPON. Key specifications include material: STEEL COMP E52100 OR STEEL COMP E51100 OVERALL, alignment_type: RIGID, overall_height: 0.5625 INCHES NOMINAL IN, surface_finish: GROUND, style_designator: GROOVED RACE SURFACE, bore_smallest_diameter: 0.5625 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 3110-00-156-1705, 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
LEAF
NSN: 3110-00-156-1705
FSC: 3110
CAGE: 60380 — TIMKEN AEROSPACE, INC DBA TORRINGTON PRODUCT (USA)
SPECIFICATIONS
materialSTEEL COMP E52100 OR STEEL COMP E51100 OVERALL
alignment_typeRIGID
overall_height0.5625 INCHES NOMINAL IN
surface_finishGROUND
style_designatorGROOVED RACE SURFACE
bore_smallest_diameter0.5625 INCHES NOMINAL IN
overall_outside_diameter1.2187 INCHES NOMINAL IN
standard_tolerance_designationAFBMA STD TOLERANCE FOR THRUST BEARINGS
material_document_and_classification66 FED STD ALL MATERIAL RESPONSES OVERALL
thrust_directional_capability_designationSINGLE
NSN3110-00-156-1705
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: LEAF · 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
•
STANDARD TOLERANCE DESIGNATION: AFBMA STD TOLERANCE FOR THRUST BEARINGS
•
THRUST DIRECTIONAL CAPABILITY DESIGNATION: SINGLE
•
ALIGNMENT TYPE: RIGID
•
SURFACE FINISH: GROUND
•
OVERALL OUTSIDE DIAMETER: 1.2187 INCHES NOMINAL IN
•
BORE SMALLEST DIAMETER: 0.5625 INCHES NOMINAL IN
•
MATERIAL: STEEL COMP E52100 OR STEEL COMP E51100 OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
STANDARD TOLERANCE DESIGNATIONAFBMA STD TOLERANCE FOR THRUST BEARINGS
THRUST DIRECTIONAL CAPABILITY DESIGNATIONSINGLE
ALIGNMENT TYPERIGID
SURFACE FINISHGROUND
OVERALL OUTSIDE DIAMETER1.2187 INCHES NOMINAL IN
BORE SMALLEST DIAMETER0.5625 INCHES NOMINAL IN
OVERALL HEIGHT0.5625 INCHES NOMINAL IN
MATERIALSTEEL COMP E52100 OR STEEL COMP E51100 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OVERALL
STYLE DESIGNATORGROOVED RACE SURFACE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
A2202Interchangeable
interchangeable cross-reference
interchangeable
SC5935-0001-1Interchangeable
interchangeable cross-reference
interchangeable
1200-0452Interchangeable
interchangeable cross-reference
interchangeable
3650176Interchangeable
interchangeable cross-reference
interchangeable
AA2202Interchangeable
interchangeable cross-reference
interchangeable
TX043002Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is LEAF?
LEAF is a SOCKET,PLUG-IN ELECTRONIC COMPON.
What parts can replace LEAF?
There are 8 known substitutes for LEAF: A2202, SC5935-0001-1, 1200-0452 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for LEAF?
LEAF is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-1705. 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