PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 668122
668122 ✓ 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: 1.2160 INCHES NOMINAL IN, bore_diameter: 1.6250 INCHES NOMINAL IN, first_leg_angle: 90.0 DEGREES NOMINAL, first_leg_style: END RADIUS, first_leg_width: 0.480 INCHES MINIMUM AND 0.520 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-101-0808, 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
668122
NSN: 3110-00-101-0808
FSC: 3110
CAGE: 12204 — CHRYSLER REALTY COMPANY LLC DBA DAIMLER CHRYSLER (USA)
SPECIFICATIONS
materialSTEEL OVERALL
cone_width1.2160 INCHES NOMINAL IN
bore_diameter1.6250 INCHES NOMINAL IN
first_leg_angle90.0 DEGREES NOMINAL
first_leg_styleEND RADIUS
first_leg_width0.480 INCHES MINIMUM AND 0.520 INCHES MAXIMUM IN
first_leg_length0.785 INCHES NOMINAL IN
second_leg_styleCORNER RADIUS
second_leg_width1.441 INCHES NOMINAL IN
style_designatorNORMAL ANGLE
second_leg_length1.768 INCHES NOMINAL IN
cone_corner_radius0.0625 INCHES NOMINAL IN
NSN3110-00-101-0808
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 668122 · 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: 1.2160 INCHES NOMINAL IN
•
CONE CORNER RADIUS: 0.0625 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
BORE DIAMETER: 1.6250 INCHES NOMINAL IN
•
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)
CONE WIDTH1.2160 INCHES NOMINAL IN
CONE CORNER RADIUS0.0625 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
BORE DIAMETER1.6250 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
STYLE DESIGNATORNORMAL ANGLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
668122Interchangeable
interchangeable cross-reference
interchangeable
3585Interchangeable
interchangeable cross-reference
interchangeable
RE66F585CInterchangeable
interchangeable cross-reference
interchangeable
A79049Interchangeable
interchangeable cross-reference
interchangeable
2585AInterchangeable
interchangeable cross-reference
interchangeable
2585Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 668122?
668122 is a CONE AND ROLLERS,TAPERED ROLLER.
What parts can replace 668122?
There are 16 known substitutes for 668122: 668122, 3585, RE66F585C and 13 more. Substitute compatibility should be verified for your specific system.
Is 668122 still available?
668122 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026