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Technical Data Sheet
PartsTable / COMPONENT / 81342239
81342239 ✓ 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

CONE AND ROLLERS,TAPERED ROLLER. Key specifications include material: STEEL OVERALL, cone_width: 0.9688 INCHES NOMINAL IN, bore_diameter: 1.4365 INCHES NOMINAL IN, style_designator: NORMAL ANGLE, cone_corner_radius: 0.0620 INCHES NOMINAL IN, standard_tolerance_designation: AFBMA CLASS 2. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-678-3339, 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
81342239
NSN: 3110-00-678-3339
FSC: 3110
CAGE: 99343 — CHRYSLER CORP ENGINE AND COMPONENTS SALES DIVERSIFIED PRODUCTS DIV (USA)
SPECIFICATIONS
materialSTEEL OVERALL
cone_width0.9688 INCHES NOMINAL IN
bore_diameter1.4365 INCHES NOMINAL IN
style_designatorNORMAL ANGLE
cone_corner_radius0.0620 INCHES NOMINAL IN
standard_tolerance_designationAFBMA CLASS 2
NSN3110-00-678-3339
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 81342239 · 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: 1.4365 INCHES NOMINAL IN
•
CONE CORNER RADIUS: 0.0620 INCHES NOMINAL IN
•
CONE WIDTH: 0.9688 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
MATERIAL: STEEL OVERALL
•
STYLE DESIGNATOR: NORMAL ANGLE
TYPICAL APPLICATIONS
  • Long-term data archival and compliance retention
  • Offsite backup and disaster recovery
  • Air-gapped ransomware protection
  • Cold storage tier for infrequently accessed data
TECHNICAL CHARACTERISTICS (FLIS)
BORE DIAMETER1.4365 INCHES NOMINAL IN
CONE CORNER RADIUS0.0620 INCHES NOMINAL IN
CONE WIDTH0.9688 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
MATERIALSTEEL OVERALL
STYLE DESIGNATORNORMAL ANGLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
178672-4Interchangeable
interchangeable cross-reference
interchangeable
612656-2Interchangeable
interchangeable cross-reference
interchangeable
2389-2347Interchangeable
interchangeable cross-reference
interchangeable
A8836446SUB2PT1Interchangeable
interchangeable cross-reference
interchangeable
25880Interchangeable
interchangeable cross-reference
interchangeable
181274Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 81342239?
81342239 is a CONE AND ROLLERS,TAPERED ROLLER.
What parts can replace 81342239?
There are 9 known substitutes for 81342239: 178672-4, 612656-2, 2389-2347 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 81342239?
81342239 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-678-3339. 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