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Technical Data Sheet
PartsTable / COMPONENT / 210551
210551 ✓ 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 diameter: 0.109 INCHES IN, material: STEEL CORROSION RESISTING OVERALL, overall_length: 5.000 INCHES NOMINAL IN, special_features: SPECIAL SUTURE HOLES; DRILLED NEAR CUTTING TIP; AIDS IN PASSING SUTURES, part_name_assigned_by_controlling_agency: DRILL TWIST BONE 5" LG .109" DIA SPECIAL SUTURE HOLES CRS. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-0515, 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
210551
NSN: 3110-00-100-0515
FSC: 3110
CAGE: 25681 — ITT GOULDS PUMPS, INC. (USA)
SPECIFICATIONS
diameter0.109 INCHES IN
materialSTEEL CORROSION RESISTING OVERALL
overall_length5.000 INCHES NOMINAL IN
special_featuresSPECIAL SUTURE HOLES; DRILLED NEAR CUTTING TIP; AIDS IN PASSING SUTURES
part_name_assigned_by_controlling_agencyDRILL TWIST BONE 5" LG .109" DIA SPECIAL SUTURE HOLES CRS
NSN3110-00-100-0515
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 210551 · 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
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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 31
40421Interchangeable
interchangeable cross-reference
interchangeable
48196-1Interchangeable
interchangeable cross-reference
interchangeable
24566Interchangeable
interchangeable cross-reference
interchangeable
24566-1Interchangeable
interchangeable cross-reference
interchangeable
PER12Interchangeable
interchangeable cross-reference
interchangeable
PF12Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 210551?
210551 is a CUP,TAPERED ROLLER BEARING.
What parts can replace 210551?
There are 31 known substitutes for 210551: 40421, 48196-1, 24566 and 28 more. Substitute compatibility should be verified for your specific system.
Is 210551 still available?
210551 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