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Technical Data Sheet
PartsTable / COMPONENT / 252958
252958 ✓ 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

CAPACITOR,FIXED,MICA DIELECTRIC. Key specifications include material: STEEL COMP 1095 OVERALL, flat_height: 0.083 INCHES NOMINAL IN, overall_width: 0.365 INCHES NOMINAL IN, overall_height: 0.330 INCHES NOMINAL IN, overall_length: 0.311 INCHES NOMINAL IN, style_designator: STEPPED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-120-4465, 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
252958
NSN: 3110-00-120-4465
FSC: 3110
CAGE: 6N299 — AGCO CORP PARTS OPN (USA)
SPECIFICATIONS
materialSTEEL COMP 1095 OVERALL
flat_height0.083 INCHES NOMINAL IN
overall_width0.365 INCHES NOMINAL IN
overall_height0.330 INCHES NOMINAL IN
overall_length0.311 INCHES NOMINAL IN
style_designatorSTEPPED
first_flat_length0.062 INCHES NOMINAL IN
key_chamfer_angle45.0 DEGREES NOMINAL
surface_treatmentOXIDE OVERALL
key_chamfer_length0.025 INCHES NOMINAL IN
second_flat_length0.186 INCHES NOMINAL IN
starting_edge_shapeCHAMFERED
NSN3110-00-120-4465
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 252958 · 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
•
SURFACE FINISH: UNGROUND
•
THRUST DIRECTIONAL CAPABILITY DESIGNATION: SINGLE
•
STYLE DESIGNATOR: GROOVED RACE SURFACE, BANDED OD
•
MATERIAL: STEEL OVERALL
•
OVERALL OUTSIDE DIAMETER: 1.8856 INCHES MINIMUM AND 1.8956 INCHES MAXIMUM IN
•
BORE SMALLEST DIAMETER: 0.8750 INCHES MINIMUM AND 0.8800 INCHES MAXIMUM IN
•
ALIGNMENT TYPE: RIGID
TYPICAL APPLICATIONS
  • RAID cache protection during power loss events
  • Write-back cache enablement for storage controllers
  • Enterprise server data integrity assurance
  • Hot-swap battery/capacitor replacement in production
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE FINISHUNGROUND
THRUST DIRECTIONAL CAPABILITY DESIGNATIONSINGLE
STYLE DESIGNATORGROOVED RACE SURFACE, BANDED OD
MATERIALSTEEL OVERALL
OVERALL OUTSIDE DIAMETER1.8856 INCHES MINIMUM AND 1.8956 INCHES MAXIMUM IN
BORE SMALLEST DIAMETER0.8750 INCHES MINIMUM AND 0.8800 INCHES MAXIMUM IN
OVERALL HEIGHT0.5888 INCHES MINIMUM AND 0.5988 INCHES MAXIMUM IN
ALIGNMENT TYPERIGID
SPECIAL FEATURESBANDED OD
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
A-373Interchangeable
interchangeable cross-reference
interchangeable
M2-8Interchangeable
interchangeable cross-reference
interchangeable
252958Interchangeable
interchangeable cross-reference
interchangeable
5110-00-595-8402Interchangeable
Knife,craftsman's
interchangeable
GGG-K-481 TY2CL1ST1Interchangeable
Knife,craftsman's
interchangeable
55D5527Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 252958?
252958 is a CAPACITOR,FIXED,MICA DIELECTRIC.
What parts can replace 252958?
There are 22 known substitutes for 252958: A-373, M2-8, 252958 and 19 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 252958?
252958 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-120-4465. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026