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314950 — CUP,TAPERED ROLLER BEARING

✓ Government record, cited
HPE · TAPERED BEARING
PRODUCT OVERVIEW

314950: CUP,TAPERED ROLLER BEARING.

The CUP,TAPERED ROLLER BEARING is a HPE tape media or drive component used in enterprise backup, archival, and disaster recovery environments. Key specifications include material: STEEL CORROSION RESISTING SINGLE END, design_form: PREBENT, thread_class: 3B SINGLE END, wall_thickness: 0.035 INCHES NOMINAL IN, thread_direction: RIGHT-HAND SINGLE END, nominal_thread_size: 0.438 INCHES SINGLE END IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-100-0799, 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
314950
NSN: 3110-00-100-0799
NIINs: 001000799, 005661807
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 12204 — CHRYSLER REALTY COMPANY LLC DBA DAIMLER CHRYSLER (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING SINGLE END
design_formPREBENT
thread_class3B SINGLE END
wall_thickness0.035 INCHES NOMINAL IN
thread_directionRIGHT-HAND SINGLE END
nominal_thread_size0.438 INCHES SINGLE END IN
end_connection_styleSWIVEL NUT, COMPRESSION SINGLE END
tube_outside_diameter0.250 INCHES NOMINAL IN
thread_series_designatorUNIFIED NATIONAL JOINT FINE (UNJF) SINGLE END
NSN3110-00-100-0799
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COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 314950 · HPE ⚠ 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: 3.1496 INCHES NOMINAL IN
•
BACKFACE CORNER RADIUS: 0.0500 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 WIDTH0.7018 INCHES NOMINAL IN
OUTSIDE DIAMETER3.1496 INCHES NOMINAL IN
BACKFACE CORNER RADIUS0.0500 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 8
332Reference document
Same NSN cross-reference
Reference document — Secondary reference
5020WReference document
Same NSN cross-reference
Reference document — Secondary reference
2X690BReference document
Same NSN cross-reference
Reference document — Secondary reference
3298Reference document
Same NSN cross-reference
Reference document — Secondary reference
706634Reference document
Same NSN cross-reference
Reference document — Secondary reference
211094Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 314950?
314950 is a CUP,TAPERED ROLLER BEARING manufactured by HPE.
What parts can replace 314950?
There are 8 known substitutes for 314950: 332, 5020W, 2X690B and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 314950?
314950 is cataloged in the U.S. Government catalog under NSN 3110-00-100-0799. 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.