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JD8280 — CUP,TAPERED ROLLER BEARING

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

JD8280: 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 COMP E52100 OVERALL, overall_width: 1.4375 INCHES NOMINAL IN, outside_diameter: 5.3750 INCHES NOMINAL IN, special_features: SPECIAL CUP TOLERANCE, style_designator: NORMAL ANGLE, backface_corner_radius: 0.1300 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-075-3901, 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
JD8280
NSN: 3110-01-075-3901
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 75160 — DEERE & CO (USA)
SPECIFICATIONS
materialSTEEL COMP E52100 OVERALL
overall_width1.4375 INCHES NOMINAL IN
outside_diameter5.3750 INCHES NOMINAL IN
special_featuresSPECIAL CUP TOLERANCE
style_designatorNORMAL ANGLE
backface_corner_radius0.1300 INCHES NOMINAL IN
standard_tolerance_designationAFBMA CLASS 2
NSN3110-01-075-3901
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: JD8280 · 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: 5.3750 INCHES NOMINAL IN
•
BACKFACE CORNER RADIUS: 0.1300 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
MATERIAL: STEEL COMP E52100 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 WIDTH1.4375 INCHES NOMINAL IN
OUTSIDE DIAMETER5.3750 INCHES NOMINAL IN
BACKFACE CORNER RADIUS0.1300 INCHES NOMINAL IN
SPECIAL FEATURESSPECIAL CUP TOLERANCE
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
MATERIALSTEEL COMP E52100 OVERALL
OTHER ITEMS IN FSC 3110 — Bearings, Antifriction, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3110-00-001-1937 3110-00-001-1938 3110-00-001-4661 3110-00-001-4662 3110-00-001-4689 3110-00-001-4722
SUBSTITUTES & CROSS-REFERENCES 2
H15311Reference document
Same NSN cross-reference
Reference document — Secondary reference
H715311CODE4395Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 JD8280?
JD8280 is a CUP,TAPERED ROLLER BEARING.
What parts can replace JD8280?
There are 2 known substitutes for JD8280: H15311, H715311CODE4395. Substitute compatibility should be verified for your specific system.
What is the NSN for JD8280?
JD8280 is cataloged in the U.S. Government catalog under NSN 3110-01-075-3901. 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.