PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5205KDBearing,ball,annular

Timken Co Div the Timken Company · NSN 3110-00-555-5381 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-555-5381 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-555-5381. Primary manufacturer part number: 5205KD.
Features
  • Bearing,ball,annular — FSC 3110
  • Bore Diameter: 25.00 MILLIMETERS NOMINAL MM
  • Shield Quantity: 1
  • Style Designator: LOADING GROOVE, NON-SEPARABLE
  • Material: STEEL OVERALL
  • Overall Outside Diameter: 52.00 MILLIMETERS NOMINAL MM
  • Retainer Fabrication Method: PRESSED
  • Internal Fit-Up Contact Angular Direction: INWARD CONVERGENT
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Overall construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-555-5381, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Timken Co Div the Timken Company. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3110-00-555-5381
Primary Part Number5205KD
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerTimken Co Div the Timken Company
StatusCANCELLED
Bore Diameter25.00 MILLIMETERS NOMINAL MM
Shield Quantity1
Style DesignatorLOADING GROOVE, NON-SEPARABLE
MaterialSTEEL OVERALL
Overall Outside Diameter52.00 MILLIMETERS NOMINAL MM
Retainer Fabrication MethodPRESSED
Internal Fit-Up Contact Angular DirectionINWARD CONVERGENT
Standard Tolerance DesignationABEC NO.1
Surface FinishGROUND
Bore ShapeSTRAIGHT
Internal Fit-Up DesignationSTANDARD
Load DirectionANGULAR
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
3110-00-183-691212267702 INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
Cross-Reference Index
Part NumberManufacturer
5205WD Timken Co Div the Timken Company (USA)
FFB171 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
273829-130 Naval Sea Systems Command (USA)
5205NRM1TX9 Nsk Corp Bearing Div (USA)
5205KD PRIMARY Timken Co Div the Timken Company (USA)
AC2342 Lift Parts Mfg Co Inc Div of Echlin Mfg Co the (USA)
AC2342 Federal Mogul Corp Sub Wagner Brake Moog Automotive Div (USA)
5205F Skf Usa Inc. (USA)
5205D Timken Co Div the Timken Company (USA)
177030-100 PRIMARY Naval Sea Systems Command (USA)
273829-130 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
177030-100 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
Related Parts
3110-00-183-6912INTERCHANGEABLE
BEARING,BALL,ANNULAR
12267702

Frequently Asked Questions

What is NSN 3110-00-555-5381?

NSN 3110-00-555-5381 is a Bearing,ball,annular, manufactured by Timken Co Div the Timken Company, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-555-5381?

NSN 3110-00-555-5381 has 12 cross-referenced part numbers: 5205WD (Timken Co Div the Timken Company), FFB171 (Federal Specifications Promulgated by General Services Administration Washington DC), 273829-130 (Naval Sea Systems Command), 5205NRM1TX9 (Nsk Corp Bearing Div), 5205KD (Timken Co Div the Timken Company) and 7 more.

What NSN replaces 3110-00-555-5381?

There is 1 known substitute for 3110-00-555-5381: 3110-00-183-6912. Verify interchangeability with system specifications before substitution.

What are the specifications of 5205KD?

Key specifications for 5205KD: Bore Diameter: 25.00 MILLIMETERS NOMINAL MM; Shield Quantity: 1; Style Designator: LOADING GROOVE, NON-SEPARABLE; Material: STEEL OVERALL. 13 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-555-5381 still in active supply?

NSN 3110-00-555-5381 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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