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710289 — CUP,TAPERED ROLLER BEARING

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

710289: CUP,TAPERED ROLLER BEARING.

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: 0.9542 INCHES NOMINAL IN, outside_diameter: 4.7244 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 U.S.

Government catalog under NSN 3110-00-100-0317, 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
710289
NSN: 3110-00-100-0317
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 12603 — CLARK EQUIPMENT CO (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_width0.9542 INCHES NOMINAL IN
outside_diameter4.7244 INCHES NOMINAL IN
style_designatorNORMAL ANGLE
backface_corner_radius0.0800 INCHES NOMINAL IN
standard_tolerance_designationAFBMA CLASS 2
NSN3110-00-100-0317
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 710289 · 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
•
OUTSIDE DIAMETER: 4.7244 INCHES NOMINAL IN
•
BACKFACE CORNER RADIUS: 0.0800 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
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
OVERALL WIDTH0.9542 INCHES NOMINAL IN
OUTSIDE DIAMETER4.7244 INCHES NOMINAL IN
BACKFACE CORNER RADIUS0.0800 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 6
30079Reference document
Same NSN cross-reference
Reference document — Secondary reference
472Reference document
Same NSN cross-reference
Reference document — Secondary reference
208945Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
121700Reference document
Same NSN cross-reference
Reference document — Secondary reference
211572Reference document
Same NSN cross-reference
Reference document — Secondary reference
4C0157Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 710289?
710289 is a CUP,TAPERED ROLLER BEARING.
What parts can replace 710289?
There are 6 known substitutes for 710289: 30079, 472, 208945 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 710289?
710289 is cataloged in the U.S. Government catalog under NSN 3110-00-100-0317. 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.