PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

X3003Bearing,ball,annular

Wico-Prestolite Co the Div of Eltra Corp · NSN 3110-00-679-4139 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-679-4139 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-679-4139. Primary manufacturer part number: X3003.
Features
  • Bearing,ball,annular — FSC 3110
  • Bore Diameter: 20.00 MILLIMETERS NOMINAL MM
  • Bearing Seal Type: CONTACT
  • Lubrication Material Document and Classification: DOD-G-24508 MIL SPEC SINGLE MATERIAL RESPONSE
  • Standard Tolerance Designation: ABEC NO.1
  • Internal Clearance: 0.0035 INCHES MINIMUM RADIAL AND 0.0055 INCHES MAXIMUM RADIAL IN
  • Lubrication Material: GREASE
  • Retainer Fabrication Method: PRESSED
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Outer Ring construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-679-4139, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Wico-Prestolite Co the Div of Eltra Corp. Government technical data includes 20 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3110-00-679-4139
Primary Part NumberX3003
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerWico-Prestolite Co the Div of Eltra Corp
StatusCANCELLED
Bore Diameter20.00 MILLIMETERS NOMINAL MM
Bearing Seal TypeCONTACT
Lubrication Material Document and ClassificationDOD-G-24508 MIL SPEC SINGLE MATERIAL RESPONSE
Standard Tolerance DesignationABEC NO.1
Internal Clearance0.0035 INCHES MINIMUM RADIAL AND 0.0055 INCHES MAXIMUM RADIAL IN
Lubrication MaterialGREASE
Retainer Fabrication MethodPRESSED
Surface FinishGROUND
Bore ShapeSTRAIGHT
Seal Quantity2
Load DirectionRADIAL
MaterialSTEEL OUTER RING
MaterialSTEEL BALL
MaterialSTEEL RETAINER
Overall Outside Diameter47.00 MILLIMETERS NOMINAL MM
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
MaterialSTEEL INNER RING
Nondefinitive Spec/std Data111 TYPE AND 00 GRADE AND 8 CLASS
Departure From Cited DesignatorAS MODIFIED BY INTERNAL FIT-UP D ESIGNATION
MaterialRUBBER SYNTHETIC SEAL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
3110-00-107-757812Z369-173 INTERCHANGEABLE
Bearing,ball,annular
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
3110-00-109-1177 INTERCHANGEABLE
Bearing,ball,annular
Cross-Reference Index
Part NumberManufacturer
X3003 Wico-Prestolite Co the Div of Eltra Corp (USA)
FFB171ATYPE111CLASS8GRADE00 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
Related Parts
3110-00-107-7578INTERCHANGEABLE
BEARING,BALL,ANNULAR
12Z369-173
3110-00-109-1177INTERCHANGEABLE
BEARING,BALL,ANNULAR

Frequently Asked Questions

What is NSN 3110-00-679-4139?

NSN 3110-00-679-4139 is a Bearing,ball,annular, manufactured by Wico-Prestolite Co the Div of Eltra Corp, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-679-4139?

NSN 3110-00-679-4139 has 2 cross-referenced part numbers: X3003 (Wico-Prestolite Co the Div of Eltra Corp), FFB171ATYPE111CLASS8GRADE00 (Federal Specifications Promulgated by General Services Administration Washington DC).

What NSN replaces 3110-00-679-4139?

There are 2 known substitutes for 3110-00-679-4139: 3110-00-107-7578, 3110-00-109-1177. Verify interchangeability with system specifications before substitution.

What are the specifications of X3003?

Key specifications for X3003: Bore Diameter: 20.00 MILLIMETERS NOMINAL MM; Bearing Seal Type: CONTACT; Lubrication Material Document and Classification: DOD-G-24508 MIL SPEC SINGLE MATERIAL RESPONSE; Standard Tolerance Designation: ABEC NO.1. 21 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-679-4139 still in active supply?

NSN 3110-00-679-4139 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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