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Technical Data Sheet
PartsTable / COMPONENT / 186411
186411 ✓ Verified by PartsTable
Hama · 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 Hama tape media or drive component used in enterprise backup, archival, and disaster recovery environments. Key specifications include special_features: NHA - PANEL DOOR, QUANTY 1, UNIT EACH, supplementary_features: REFERENCE PUBLICATION 36523, part_name_assigned_by_controlling_agency: WASHER,FLAT. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-0550, 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
186411
NSN: 3110-00-100-0550
FSC: 3110
CAGE: 30076 — HYSTER-YALE GROUP, INC. (USA)
SPECIFICATIONS
special_featuresNHA - PANEL DOOR, QUANTY 1, UNIT EACH
supplementary_featuresREFERENCE PUBLICATION 36523
part_name_assigned_by_controlling_agencyWASHER,FLAT
NSN3110-00-100-0550
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 186411 · Hama ⚠ 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: 0.0938 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
STYLE DESIGNATOR: NORMAL ANGLE
•
OUTSIDE DIAMETER: 2.8750 INCHES NOMINAL IN
•
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 (FLIS)
BACKFACE CORNER RADIUS0.0938 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
STYLE DESIGNATORNORMAL ANGLE
OUTSIDE DIAMETER2.8750 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
OVERALL WIDTH0.7500 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
H36920Interchangeable
interchangeable cross-reference
interchangeable
1540-20Interchangeable
interchangeable cross-reference
interchangeable
J51 TYPE BInterchangeable
interchangeable cross-reference
interchangeable
25820Interchangeable
interchangeable cross-reference
interchangeable
A25820Interchangeable
interchangeable cross-reference
interchangeable
5502-3Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 186411?
186411 is a CUP,TAPERED ROLLER BEARING manufactured by Hama.
What parts can replace 186411?
There are 20 known substitutes for 186411: H36920, 1540-20, J51 TYPE B and 17 more. Substitute compatibility should be verified for your specific system.
Is 186411 still available?
186411 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: July 2026