PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

140BH03Bearing,ball,annular

Timken Co Div the Timken Company · NSN 3110-00-156-5283 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-156-5283 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-156-5283. Primary manufacturer part number: 140BH03.
Features
  • Bearing,ball,annular — FSC 3110
  • Material: STEEL INNER RING
  • Surface Finish: GROUND
  • Standard Tolerance Designation: ABEC NO.1
  • Material: STEEL OUTER RING
  • Material: PLASTIC PHENOLIC RETAINER
  • Material: STEEL INNER RING
  • Material: STEEL BALL
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Inner Ring construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-156-5283, 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 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-156-5283
Primary Part Number140BH03
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerTimken Co Div the Timken Company
StatusACTIVE
MaterialSTEEL INNER RING
Surface FinishGROUND
Standard Tolerance DesignationABEC NO.1
MaterialSTEEL OUTER RING
MaterialPLASTIC PHENOLIC RETAINER
MaterialSTEEL INNER RING
MaterialSTEEL BALL
Style DesignatorCOUNTERBORED OUTER RING, NON-SEPARABLE
Bore Diameter140.00 MILLIMETERS NOMINAL MM
Style DesignatorCOUNTERBORED OUTER RING, NON-SEPARABLE
Internal Fit-Up DesignationSTANDARD
Load DirectionRADIAL
Load DirectionRADIAL
Retainer Fabrication MethodMACHINED
Internal Fit-Up DesignationSTANDARD
Standard Tolerance DesignationABEC NO.1
Bore ShapeSTRAIGHT
Overall Outside Diameter300.00 MILLIMETERS NOMINAL MM
Bore ShapeSTRAIGHT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
2810-00-118-5869 INTERCHANGEABLE
Gage Stick,oil Leve
6240-00-274-40151606569-6 INTERCHANGEABLE
Lamp,incandescent
Mission Systems Davenport Inc.
6515-01-346-3062M328 INTERCHANGEABLE
Blood Sample Collecting Kit
Vital/med Systems Corporation
5930-01-397-2068M328 INTERCHANGEABLE
Switch,rotary
Lp-Gas Equipment Corp
Cross-Reference Index
Part NumberManufacturer
M328 Timken Aerospace, Inc Dba Torrington Product (USA)
140BH03 PRIMARY Timken Co Div the Timken Company (USA)
5310WC2 Timken Co Div the Timken Company (USA)
140BH03 Timken Aerospace, Inc Dba Torrington Product (USA)
328R Equitable Bearing Co Inc (USA)
328R Skf Usa Inc. (USA)
Related Parts
2810-00-118-5869INTERCHANGEABLE
GAGE STICK,OIL LEVE
6240-00-274-4015INTERCHANGEABLE
LAMP,INCANDESCENT
1606569-6
6515-01-346-3062INTERCHANGEABLE
BLOOD SAMPLE COLLECTING KIT
M328
5930-01-397-2068INTERCHANGEABLE
SWITCH,ROTARY
M328

Frequently Asked Questions

What is NSN 3110-00-156-5283?

NSN 3110-00-156-5283 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 3110-00-156-5283?

NSN 3110-00-156-5283 has 6 cross-referenced part numbers: M328 (Timken Aerospace, Inc Dba Torrington Product), 140BH03 (Timken Co Div the Timken Company), 5310WC2 (Timken Co Div the Timken Company), 140BH03 (Timken Aerospace, Inc Dba Torrington Product), 328R (Equitable Bearing Co Inc) and 1 more.

What NSN replaces 3110-00-156-5283?

There are 4 known substitutes for 3110-00-156-5283: 2810-00-118-5869, 6240-00-274-4015, 6515-01-346-3062 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 140BH03?

Key specifications for 140BH03: Material: STEEL INNER RING; Surface Finish: GROUND; Standard Tolerance Designation: ABEC NO.1; Material: STEEL OUTER RING. 20 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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