PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

314WSBearing,ball,annular

Timken Co Div the Timken Company · NSN 3110-00-156-5181 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-156-5181 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-156-5181. Primary manufacturer part number: 314WS.
Features
  • Bearing,ball,annular — FSC 3110
  • Standard Tolerance Designation: ABEC NO.1
  • Self-Alignment Location: EXTERNAL
  • Material: STEEL OVERALL
  • Bore Shape: STRAIGHT
  • Self-Alignment Location: EXTERNAL
  • Style Designator: NON-LOADING GROOVE, NON-SEPARABLE
  • Material: STEEL OVERALL
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 3110-00-156-5181, 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 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, 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
NSN3110-00-156-5181
Primary Part Number314WS
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerTimken Co Div the Timken Company
StatusACTIVE
Standard Tolerance DesignationABEC NO.1
Self-Alignment LocationEXTERNAL
MaterialSTEEL OVERALL
Bore ShapeSTRAIGHT
Self-Alignment LocationEXTERNAL
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
MaterialSTEEL OVERALL
Bore Diameter70.00 MILLIMETERS NOMINAL MM
Overall Outside Diameter165.00 MILLIMETERS NOMINAL MM
Bore ShapeSTRAIGHT
Retainer Fabrication MethodPRESSED
Load DirectionRADIAL
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
Alignment TypeSELF-ALIGNING
Load DirectionRADIAL
Internal Fit-Up DesignationSTANDARD
Internal Fit-Up DesignationSTANDARD
Alignment TypeSELF-ALIGNING
Surface FinishGROUND
Standard Tolerance DesignationABEC NO.1
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
3110-00-155-62341314F INTERCHANGEABLE
Bearing,ball,annular
Schatz Bearing Corporation Dba Schatz Bearing Corp
Cross-Reference Index
Part NumberManufacturer
314S Timken Co Div the Timken Company (USA)
314WS PRIMARY Timken Co Div the Timken Company (USA)
314WS Clayton Hill Greenhouse Co Div Timothy Hill (USA)
Related Parts
3110-00-155-6234INTERCHANGEABLE
BEARING,BALL,ANNULAR
1314F

Frequently Asked Questions

What is NSN 3110-00-156-5181?

NSN 3110-00-156-5181 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 3110-00-156-5181?

NSN 3110-00-156-5181 has 3 cross-referenced part numbers: 314S (Timken Co Div the Timken Company), 314WS (Timken Co Div the Timken Company), 314WS (Clayton Hill Greenhouse Co Div Timothy Hill).

What NSN replaces 3110-00-156-5181?

There is 1 known substitute for 3110-00-156-5181: 3110-00-155-6234. Verify interchangeability with system specifications before substitution.

What are the specifications of 314WS?

Key specifications for 314WS: Standard Tolerance Designation: ABEC NO.1; Self-Alignment Location: EXTERNAL; Material: STEEL OVERALL; Bore Shape: STRAIGHT. 21 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com