PartsTable
Technical Data Sheet
A2311 ✓ 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 BRUSH,ELECTRICAL CONTACT is a the manufacturer industrial component. Key specifications include width: 0.307 INCHES NOMINAL IN, length: 0.622 INCHES NOMINAL IN, material: CARBON, thickness: 0.240 INCHES NOMINAL IN, body_style: RECTANGULAR COMMUTATOR, alignment_type: RIGID. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-8520, 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
A2311
NSN: 3110-00-100-8520
FSC: 3110
CAGE: 70801 — AUTOMOTIVE THRUST BEARING CORP (USA)
SPECIFICATIONS
width0.307 INCHES NOMINAL IN
length0.622 INCHES NOMINAL IN
materialCARBON
thickness0.240 INCHES NOMINAL IN
body_styleRECTANGULAR COMMUTATOR
alignment_typeRIGID
overall_height0.6200 INCHES MINIMUM AND 0.6300 INCHES MAXIMUM IN
surface_finishGROUND
special_featuresBANDED OD
style_designatorONE PIECE
terminal_diameter0.431 INCHES NOMINAL IN
brush_shunt_length1.250 INCHES NOMINAL SINGLE SHUNT IN
NSN3110-00-100-8520
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: A2311 · 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
SURFACE FINISH: GROUND
ALIGNMENT TYPE: RIGID
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
BORE SMALLEST DIAMETER: 1.1250 INCHES MINIMUM AND 1.1320 INCHES MAXIMUM IN
THRUST DIRECTIONAL CAPABILITY DESIGNATION: SINGLE
OVERALL OUTSIDE DIAMETER: 2.0830 INCHES MINIMUM AND 2.1030 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESBANDED OD
SURFACE FINISHGROUND
ALIGNMENT TYPERIGID
STANDARD TOLERANCE DESIGNATIONABEC NO.1
BORE SMALLEST DIAMETER1.1250 INCHES MINIMUM AND 1.1320 INCHES MAXIMUM IN
THRUST DIRECTIONAL CAPABILITY DESIGNATIONSINGLE
OVERALL OUTSIDE DIAMETER2.0830 INCHES MINIMUM AND 2.1030 INCHES MAXIMUM IN
OVERALL HEIGHT0.6200 INCHES MINIMUM AND 0.6300 INCHES MAXIMUM IN
STYLE DESIGNATORGROOVED RACE SURFACE, BANDED OD
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
68400161401Interchangeable
interchangeable cross-reference
interchangeable
D11AInterchangeable
interchangeable cross-reference
interchangeable
D11Interchangeable
interchangeable cross-reference
interchangeable
B458528-14Interchangeable
interchangeable cross-reference
interchangeable
B458528-14REV4Interchangeable
interchangeable cross-reference
interchangeable
A9018138Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A2311?
A2311 is a BRUSH,ELECTRICAL CONTACT.
What parts can replace A2311?
There are 21 known substitutes for A2311: 68400161401, D11A, D11 and 18 more. Substitute compatibility should be verified for your specific system.
Is A2311 still available?
A2311 is currently cancelled.
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