PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

68653Bearing,ball,annular

Parker Hannifin Corporation Div Hydraulic Systems Division · NSN 3110-00-486-2321 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-486-2321 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-486-2321. Primary manufacturer part number: 68653.
Features
  • Bearing,ball,annular — FSC 3110
  • Standard Tolerance Designation: ABEC NO.3
  • Material Document and Classification: AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Material: STEEL COMP E52100 OVERALL
  • Style Designator: NON-LOADING GROOVE, NON-SEPARABLE
  • Retainer Fabrication Method: MACHINED
  • Outer Ring Width: 0.2500 INCHES NOMINAL IN
  • Bore Shape: STRAIGHT
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Comp E52100 Overall construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-486-2321, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Parker Hannifin Corporation Div Hydraulic Systems Division. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 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
NSN3110-00-486-2321
Primary Part Number68653
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerParker Hannifin Corporation Div Hydraulic Systems Division
StatusACTIVE
Standard Tolerance DesignationABEC NO.3
Material Document and ClassificationAISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MaterialSTEEL COMP E52100 OVERALL
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
Retainer Fabrication MethodMACHINED
Outer Ring Width0.2500 INCHES NOMINAL IN
Bore ShapeSTRAIGHT
Load DirectionRADIAL
Inner Ring Width0.2810 INCHES NOMINAL IN
Bore Diameter1.8128 INCHES NOMINAL IN
Overall Outside Diameter2.3750 INCHES NOMINAL IN
Surface FinishGROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5340-00-006-8230500-17 INTERCHANGEABLE
Tip,furniture Leg
Atlantic India Rubber Co Inc
Cross-Reference Index
Part NumberManufacturer
B5444 Skf Usa Inc. (USA)
68653 Parker-Hannifin Corporation Dba Service and Support Operation Div Services and Support Operations (USA)
TCF29-38-3 Mpb Corporation Dba Mpb Corp (USA)
68653 PRIMARY Parker Hannifin Corporation Div Hydraulic Systems Division (USA)
Related Parts
5340-00-006-8230INTERCHANGEABLE
TIP,FURNITURE LEG
500-17

Frequently Asked Questions

What is NSN 3110-00-486-2321?

NSN 3110-00-486-2321 is a Bearing,ball,annular, manufactured by Parker Hannifin Corporation Div Hydraulic Systems Division, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-486-2321?

NSN 3110-00-486-2321 has 4 cross-referenced part numbers: B5444 (Skf Usa Inc.), 68653 (Parker-Hannifin Corporation Dba Service and Support Operation Div Services and Support Operations), TCF29-38-3 (Mpb Corporation Dba Mpb Corp), 68653 (Parker Hannifin Corporation Div Hydraulic Systems Division).

What NSN replaces 3110-00-486-2321?

There is 1 known substitute for 3110-00-486-2321: 5340-00-006-8230. Verify interchangeability with system specifications before substitution.

What are the specifications of 68653?

Key specifications for 68653: Special Features: FRACTURED OUTER RACEW/2 SNAP RINGS; Standard Tolerance Designation: ABEC NO.3; Material Document and Classification: AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Material: STEEL COMP E52100 OVERALL. 13 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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