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Technical Data Sheet
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21466V — Technical Data Sheet

✓ 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

The CUP,TAPERED ROLLER BEARING is a the manufacturer tape media or drive component used in enterprise backup, archival, and disaster recovery environments. Key specifications include material: STEEL OVERALL, overall_width: 0.8592 INCHES NOMINAL IN, outside_diameter: 3.9370 INCHES NOMINAL IN, style_designator: NORMAL ANGLE, backface_corner_radius: 0.0800 INCHES NOMINAL IN, standard_tolerance_designation: AFBMA CLASS 2. This part is cataloged in the Federal Logistics Information System under NSN 3110-00-100-0297, 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
21466V
NSN: 3110-00-100-0297
FSC: 3110
CAGE: 89346 — NAVISTAR INTL CORP TRUCK BR OHIO PLANT (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_width0.8592 INCHES NOMINAL IN
outside_diameter3.9370 INCHES NOMINAL IN
style_designatorNORMAL ANGLE
backface_corner_radius0.0800 INCHES NOMINAL IN
standard_tolerance_designationAFBMA CLASS 2
NSN3110-00-100-0297
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 21466V · 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
•
BACKFACE CORNER RADIUS: 0.0800 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 3.9370 INCHES NOMINAL IN
•
STYLE DESIGNATOR: NORMAL ANGLE
•
MATERIAL: STEEL OVERALL
•
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
OVERALL WIDTH0.8592 INCHES NOMINAL IN
BACKFACE CORNER RADIUS0.0800 INCHES NOMINAL IN
OUTSIDE DIAMETER3.9370 INCHES NOMINAL IN
STYLE DESIGNATORNORMAL ANGLE
MATERIALSTEEL OVERALL
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
763-1556-001InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
16257InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
TG201271 PC6InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
SK-6001-6InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
10386407InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
140230InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 21466V?
21466V is a CUP,TAPERED ROLLER BEARING.
What parts can replace 21466V?
There are 17 known substitutes for 21466V: 763-1556-001, 16257, TG201271 PC6 and 14 more. Substitute compatibility should be verified for your specific system.
Is 21466V still available?
21466V 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: September 2026