PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5209WC1Bearing,ball,annular

Timken Co Div the Timken Company · NSN 3110-00-027-5409 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-027-5409 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-027-5409. Primary manufacturer part number: 5209WC1.
Features
  • Bearing,ball,annular — FSC 3110
  • Material: STEEL OVERALL
  • Standard Tolerance Designation: ABEC NO.1
  • Bore Shape: STRAIGHT
  • Internal Fit-Up Contact Angular Direction: OUTWARD CONVERGENT
  • Style Designator: LOADING GROOVE, NON-SEPARABLE
  • Load Direction: ANGULAR
  • Contact Angle: 25.0 DEGREES MAXIMUM
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 3110-00-027-5409, 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 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-027-5409
Primary Part Number5209WC1
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerTimken Co Div the Timken Company
StatusACTIVE
MaterialSTEEL OVERALL
Standard Tolerance DesignationABEC NO.1
Bore ShapeSTRAIGHT
Internal Fit-Up Contact Angular DirectionOUTWARD CONVERGENT
Style DesignatorLOADING GROOVE, NON-SEPARABLE
Load DirectionANGULAR
Contact Angle25.0 DEGREES MAXIMUM
Surface FinishGROUND
Overall Outside Diameter85.00 MILLIMETERS NOMINAL MM
Bore Diameter45.00 MILLIMETERS NOMINAL MM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
3110-00-156-4719 INTERCHANGEABLE
Bearing,ball,annular
Cross-Reference Index
Part NumberManufacturer
5209W Timken Co Div the Timken Company (USA)
5209WC1 PRIMARY Timken Co Div the Timken Company (USA)
Related Parts
3110-00-156-4719INTERCHANGEABLE
BEARING,BALL,ANNULAR

Frequently Asked Questions

What is NSN 3110-00-027-5409?

NSN 3110-00-027-5409 is a Bearing,ball,annular, manufactured by Timken Co Div the Timken Company, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-027-5409?

NSN 3110-00-027-5409 has 2 cross-referenced part numbers: 5209W (Timken Co Div the Timken Company), 5209WC1 (Timken Co Div the Timken Company).

What NSN replaces 3110-00-027-5409?

There is 1 known substitute for 3110-00-027-5409: 3110-00-156-4719. Verify interchangeability with system specifications before substitution.

What are the specifications of 5209WC1?

Key specifications for 5209WC1: Overall Width: 1.1875 INCHES NOMINAL IN; Material: STEEL OVERALL; Standard Tolerance Designation: ABEC NO.1; Bore Shape: STRAIGHT. 11 total characteristics are documented in the Federal Logistics Information System.

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