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Technical Data Sheet
PartsTable / COMPONENT / A2318
A2318 ✓ 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

CONNECTOR,RECEPTACLE,ELECTRICAL. Key specifications include material: STEEL OVERALL, alignment_type: RIGID, overall_height: 0.6250 INCHES NOMINAL IN, surface_finish: GROUND, special_features: RETAINERLESS TYPE, style_designator: GROOVED RACE SURFACE, BANDED OD. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-8528, 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
A2318
NSN: 3110-00-100-8528
FSC: 3110
CAGE: 70801 — AUTOMOTIVE THRUST BEARING CORP (USA)
SPECIFICATIONS
materialSTEEL OVERALL
alignment_typeRIGID
overall_height0.6250 INCHES NOMINAL IN
surface_finishGROUND
special_featuresRETAINERLESS TYPE
style_designatorGROOVED RACE SURFACE, BANDED OD
largest_bore_diameter1.5625 INCHES NOMINAL IN
bore_smallest_diameter1.5625 INCHES NOMINAL IN
overall_outside_diameter2.5937 INCHES NOMINAL IN
standard_tolerance_designationABEC NO.1
thrust_directional_capability_designationSINGLE
NSN3110-00-100-8528
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: A2318 · 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 SMALLEST DIAMETER: 1.5625 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
•
SURFACE FINISH: GROUND
•
LARGEST BORE DIAMETER: 1.5625 INCHES NOMINAL IN
•
OVERALL OUTSIDE DIAMETER: 2.5937 INCHES NOMINAL IN
•
ALIGNMENT TYPE: RIGID
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL HEIGHT0.6250 INCHES NOMINAL IN
BORE SMALLEST DIAMETER1.5625 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONABEC NO.1
SURFACE FINISHGROUND
LARGEST BORE DIAMETER1.5625 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER2.5937 INCHES NOMINAL IN
SPECIAL FEATURESRETAINERLESS TYPE
ALIGNMENT TYPERIGID
THRUST DIRECTIONAL CAPABILITY DESIGNATIONSINGLE
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
D-18Interchangeable
interchangeable cross-reference
interchangeable
BS5-1524PC14Interchangeable
interchangeable cross-reference
interchangeable
DD445S4700-444ALT4PC14Interchangeable
interchangeable cross-reference
interchangeable
D169-617 E18Interchangeable
interchangeable cross-reference
interchangeable
1385500 PC C18-LR18-SR18-FR3Interchangeable
interchangeable cross-reference
interchangeable
E168-130 ITEM 112Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A2318?
A2318 is a CONNECTOR,RECEPTACLE,ELECTRICAL.
What parts can replace A2318?
There are 23 known substitutes for A2318: D-18, BS5-1524PC14, DD445S4700-444ALT4PC14 and 20 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A2318?
A2318 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-8528. 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