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1668279 — CONE AND ROLLERS,TAPERED ROLLER

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

1668279: CONE AND ROLLERS,TAPERED ROLLER.

CONE AND ROLLERS,TAPERED ROLLER. Key specifications include material: STEEL OVERALL, cone_width: 1.7500 INCHES NOMINAL IN, bore_diameter: 2.0000 INCHES NOMINAL IN, style_designator: NORMAL ANGLE, cone_corner_radius: 0.1410 INCHES NOMINAL IN, standard_tolerance_designation: AFBMA CLASS 2. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-227-4065, 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
1668279
NSN: 3110-00-227-4065
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 12204 — CHRYSLER REALTY COMPANY LLC DBA DAIMLER CHRYSLER (USA)
SPECIFICATIONS
materialSTEEL OVERALL
cone_width1.7500 INCHES NOMINAL IN
bore_diameter2.0000 INCHES NOMINAL IN
style_designatorNORMAL ANGLE
cone_corner_radius0.1410 INCHES NOMINAL IN
standard_tolerance_designationAFBMA CLASS 2
NSN3110-00-227-4065
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 1668279 · 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
•
STYLE DESIGNATOR: NORMAL ANGLE
•
CONE CORNER RADIUS: 0.1410 INCHES NOMINAL IN
•
CONE WIDTH: 1.7500 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
BORE DIAMETER: 2.0000 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
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
STYLE DESIGNATORNORMAL ANGLE
CONE CORNER RADIUS0.1410 INCHES NOMINAL IN
CONE WIDTH1.7500 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
BORE DIAMETER2.0000 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 4
B-652Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
26774JReference document
Same NSN cross-reference
Reference document — Secondary reference
65200Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
30H23Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1668279?
1668279 is a CONE AND ROLLERS,TAPERED ROLLER.
What parts can replace 1668279?
There are 4 known substitutes for 1668279: B-652, 26774J, 65200 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1668279?
1668279 is cataloged in the U.S. Government catalog under NSN 3110-00-227-4065. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.