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Technical Data Sheet
PartsTable / COMPONENT / 12D71
12D71 ✓ Verified by PartsTable
DELL · 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

<b>Overview</b><br>This Fuser Unit Kit from Dell™ is specifically designed to work with the Dell Colour Printer C2660dn/C2665dnf. It has been tested and validated on Dell systems. It is supported by Dell Technical Support when used with a Dell system.<br><br><b>This product is compatible with the following systems:</b><br>- C2660dn<br>- C2665dnf This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-01-012-7437, 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
12D71
NSN: 3110-01-012-7437
FSC: 3110
CAGE: 0MKW7 — MINNPAR, LLC DBA MINNPAR (USA)
SPECIFICATIONS
materialSTEEL OVERALL
cone_width0.6844 INCHES NOMINAL IN
bore_diameter1.5740 INCHES NOMINAL IN
style_designatorNORMAL ANGLE
cone_corner_radius0.0600 INCHES NOMINAL IN
retainer_fabrication_methodPRESSED
standard_tolerance_designationAFBMA CLASS 2
NSN3110-01-012-7437
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 12D71 · DELL ⚠ 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 CORNER RADIUS: 0.0600 INCHES NOMINAL IN
•
CONE WIDTH: 0.6844 INCHES NOMINAL IN
•
BORE DIAMETER: 1.5740 INCHES NOMINAL IN
•
STYLE DESIGNATOR: NORMAL ANGLE
•
MATERIAL: STEEL OVERALL
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
RETAINER FABRICATION METHOD: PRESSED
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 CORNER RADIUS0.0600 INCHES NOMINAL IN
CONE WIDTH0.6844 INCHES NOMINAL IN
BORE DIAMETER1.5740 INCHES NOMINAL IN
STYLE DESIGNATORNORMAL ANGLE
MATERIALSTEEL OVERALL
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
RETAINER FABRICATION METHODPRESSED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
11157Interchangeable
interchangeable cross-reference
interchangeable
B2902Interchangeable
interchangeable cross-reference
interchangeable
N1300-86Interchangeable
interchangeable cross-reference
interchangeable
X07108Interchangeable
interchangeable cross-reference
interchangeable
A11157Interchangeable
interchangeable cross-reference
interchangeable
6515NCM093308Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 12D71?
12D71 is a CONE AND ROLLERS,TAPERED ROLLER manufactured by DELL.
What parts can replace 12D71?
There are 8 known substitutes for 12D71: 11157, B2902, N1300-86 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 12D71?
12D71 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-01-012-7437. 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