PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2904-1/2SS3Bearing,ball,thrust

Wimberly and Thomas Hardware Co Inc · NSN 3110-01-226-8786 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-01-226-8786 — this item is cataloged by the U.S. Government under National Stock Number 3110-01-226-8786. Primary manufacturer part number: 2904-1/2SS3.
Features
  • Bearing,ball,thrust — FSC 3110
  • Material: COPPER ALLOY RETAINER
  • Material: STEEL CORROSION RESISTING BALL
  • Overall Outside Diameter: 42.0 MILLIMETERS NOMINAL MM
  • Retainer Fabrication Method: MACHINED
  • Largest Bore Diameter: 0.8690 INCHES MINIMUM AND 0.8790 INCHES MAXIMUM IN
  • Style Designator: GROOVED RACE SURFACE
  • Surface Finish: GROUND
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Copper Alloy Retainer construction
General Description

The Bearing,ball,thrust, cataloged under National Stock Number 3110-01-226-8786, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Wimberly and Thomas Hardware Co Inc. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 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
NSN3110-01-226-8786
Primary Part Number2904-1/2SS3
Item NameBearing,ball,thrust
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerWimberly and Thomas Hardware Co Inc
StatusACTIVE
MaterialCOPPER ALLOY RETAINER
MaterialSTEEL CORROSION RESISTING BALL
Overall Outside Diameter42.0 MILLIMETERS NOMINAL MM
Retainer Fabrication MethodMACHINED
Largest Bore Diameter0.8690 INCHES MINIMUM AND 0.8790 INCHES MAXIMUM IN
Style DesignatorGROOVED RACE SURFACE
Surface FinishGROUND
Thrust Directional Capability DesignationSINGLE
MaterialSTEEL CORROSION RESISTING THRUST PLATE
Alignment TypeRIGID
Bore Smallest Diameter22.0 MILLIMETERS NOMINAL MM
Standard Tolerance DesignationAFBMA STD TOLERANCE FOR THRUST BEARINGS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5985-01-271-122950913-4 INTERCHANGEABLE
Antenna Subassembly
Fisica Applied Technologies, Inc. Div Randtron Antenna Systems
Cross-Reference Index
Part NumberManufacturer
2904-1/2SS3 Wimberly and Thomas Hardware Co Inc (USA)
2901-1/2 Andrews Bearing Corp Div of Mpb Corp Sub of Wheelabrator-Frye Inc (USA)
Related Parts
5985-01-271-1229INTERCHANGEABLE
ANTENNA SUBASSEMBLY
50913-4

Frequently Asked Questions

What is NSN 3110-01-226-8786?

NSN 3110-01-226-8786 is a Bearing,ball,thrust, manufactured by Wimberly and Thomas Hardware Co Inc, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-01-226-8786?

NSN 3110-01-226-8786 has 2 cross-referenced part numbers: 2904-1/2SS3 (Wimberly and Thomas Hardware Co Inc), 2901-1/2 (Andrews Bearing Corp Div of Mpb Corp Sub of Wheelabrator-Frye Inc).

What NSN replaces 3110-01-226-8786?

There is 1 known substitute for 3110-01-226-8786: 5985-01-271-1229. Verify interchangeability with system specifications before substitution.

What are the specifications of 2904-1/2SS3?

Key specifications for 2904-1/2SS3: Material: COPPER ALLOY RETAINER; Material: STEEL CORROSION RESISTING BALL; Overall Outside Diameter: 42.0 MILLIMETERS NOMINAL MM; Retainer Fabrication Method: MACHINED. 13 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