PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

230-20210Bearing,ball,duplex

Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division · NSN 3110-00-684-2206 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-684-2206 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-684-2206. Primary manufacturer part number: 230-20210.
Features
  • Bearing,ball,duplex — FSC 3110
  • Style Designator: COUNTERBORED OUTER RINGS, NON-SEPARABLE, BACK TO BACK MOUNTING
  • Material: STEEL INNER RING
  • Retainer Fabrication Method: MACHINED
  • Material: STEEL BALL
  • Load Direction: ANGULAR
  • Standard Tolerance Designation: ABEC NO.1
  • Overall Outside Diameter: 90.0 MILLIMETERS NOMINAL MM
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Inner Ring construction
General Description

The Bearing,ball,duplex, cataloged under National Stock Number 3110-00-684-2206, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 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
NSN3110-00-684-2206
Primary Part Number230-20210
Item NameBearing,ball,duplex
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerParker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division
StatusACTIVE
Style DesignatorCOUNTERBORED OUTER RINGS, NON-SEPARABLE, BACK TO BACK MOUNTING
MaterialSTEEL INNER RING
Retainer Fabrication MethodMACHINED
MaterialSTEEL BALL
Load DirectionANGULAR
Standard Tolerance DesignationABEC NO.1
Overall Outside Diameter90.0 MILLIMETERS NOMINAL MM
MaterialSTEEL OUTER RING
MaterialPLASTIC PHENOLIC RETAINER
Bore Diameter50.0 MILLIMETERS NOMINAL MM
Bearing Preload DesignationLIGHT
Surface FinishGROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
3110-01-324-6758MER210DBLKMA1PC15LG38KB INTERCHANGEABLE
Bearing,ball,duplex
New Hampshire Ball Bearings Inc Div Hitech Division
Cross-Reference Index
Part NumberManufacturer
7210WCRDB Timken Co Div the Timken Company (USA)
FF-B-171 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
20210DBL1 General Motors Corp (USA)
230-20210 PRIMARY Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division (USA)
MER-210DBLKMA1PC15LG38KB New Hampshire Ball Bearings Inc Div Hitech Division (USA)
20210DBL1 General Motors Corp Delco Moraine Ndh Div (USA)
Related Parts
3110-01-324-6758INTERCHANGEABLE
BEARING,BALL,DUPLEX
MER210DBLKMA1PC15LG38KB

Frequently Asked Questions

What is NSN 3110-00-684-2206?

NSN 3110-00-684-2206 is a Bearing,ball,duplex, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-684-2206?

NSN 3110-00-684-2206 has 6 cross-referenced part numbers: 7210WCRDB (Timken Co Div the Timken Company), FF-B-171 (Federal Specifications Promulgated by General Services Administration Washington DC), 20210DBL1 (General Motors Corp), 230-20210 (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division), MER-210DBLKMA1PC15LG38KB (New Hampshire Ball Bearings Inc Div Hitech Division) and 1 more.

What NSN replaces 3110-00-684-2206?

There is 1 known substitute for 3110-00-684-2206: 3110-01-324-6758. Verify interchangeability with system specifications before substitution.

What are the specifications of 230-20210?

Key specifications for 230-20210: Style Designator: COUNTERBORED OUTER RINGS, NON-SEPARABLE, BACK TO BACK MOUNTING; Material: STEEL INNER RING; Retainer Fabrication Method: MACHINED; Material: STEEL BALL. 14 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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