PartsTable
Technical Data Sheet
Download PDF

H238110 — CUP,TAPERED ROLLER BEARING

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

H238110: 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 overall_width: 2.5625 INCHES NOMINAL2.5625 INCHES NOMINAL IN, outside_diameter: 12.2500 INCHES NOMINAL12.2500 INCHES NOMINAL IN, style_designator: NORMAL ANGLENORMAL ANGLE, backface_corner_radius: 0.2500 INCHES NOMINAL0.2500 INCHES NOMINAL IN, standard_tolerance_designation: AFBMA CLASS 2AFBMA CLASS 2. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-377-0694, 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
H238110
NSN: 3110-01-377-0694
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 60038 — THE TIMKEN CORPORATION (USA)
SPECIFICATIONS
overall_width2.5625 INCHES NOMINAL2.5625 INCHES NOMINAL IN
outside_diameter12.2500 INCHES NOMINAL12.2500 INCHES NOMINAL IN
style_designatorNORMAL ANGLENORMAL ANGLE
backface_corner_radius0.2500 INCHES NOMINAL0.2500 INCHES NOMINAL IN
standard_tolerance_designationAFBMA CLASS 2AFBMA CLASS 2
NSN3110-01-377-0694
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: H238110 · 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 ANGLENORMAL ANGLE
•
OUTSIDE DIAMETER: 12.2500 INCHES NOMINAL12.2500 INCHES NOMINAL IN
•
BACKFACE CORNER RADIUS: 0.2500 INCHES NOMINAL0.2500 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2AFBMA 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
STYLE DESIGNATORNORMAL ANGLENORMAL ANGLE
OVERALL WIDTH2.5625 INCHES NOMINAL2.5625 INCHES NOMINAL IN
OUTSIDE DIAMETER12.2500 INCHES NOMINAL12.2500 INCHES NOMINAL IN
BACKFACE CORNER RADIUS0.2500 INCHES NOMINAL0.2500 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2AFBMA CLASS 2
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy H238110?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is H238110?
H238110 is a CUP,TAPERED ROLLER BEARING.
What is the NSN for H238110?
H238110 is cataloged in the U.S. Government catalog under NSN 3110-01-377-0694. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — H238110

✓ 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.