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Technical Data Sheet
PartsTable / COMPONENT / 50981
50981 ✓ 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 part_name_assigned_by_controlling_agency: PIN, TITANIUM. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-0742, 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
50981
NSN: 3110-00-100-0742
FSC: 3110
CAGE: 34623 — AM GENERAL LLC (USA)
SPECIFICATIONS
part_name_assigned_by_controlling_agencyPIN, TITANIUM
NSN3110-00-100-0742
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 50981 · 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
•
CONE WIDTH: 1.0100 INCHES NOMINAL IN
•
STYLE DESIGNATOR: NORMAL ANGLE
•
MATERIAL: STEEL OVERALL
•
BORE DIAMETER: 1.3750 INCHES NOMINAL IN
•
CONE CORNER RADIUS: 0.2031 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
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)
CONE WIDTH1.0100 INCHES NOMINAL IN
STYLE DESIGNATORNORMAL ANGLE
MATERIALSTEEL OVERALL
BORE DIAMETER1.3750 INCHES NOMINAL IN
CONE CORNER RADIUS0.2031 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
106510Interchangeable
interchangeable cross-reference
interchangeable
10611Interchangeable
interchangeable cross-reference
interchangeable
77844Interchangeable
interchangeable cross-reference
interchangeable
94230Interchangeable
interchangeable cross-reference
interchangeable
00044Interchangeable
interchangeable cross-reference
interchangeable
53X2786Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 50981?
50981 is a CONE AND ROLLERS,TAPERED ROLLER.
What parts can replace 50981?
There are 22 known substitutes for 50981: 106510, 10611, 77844 and 19 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 50981?
50981 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-0742. 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