PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2493769Bearing,ball,annular

Ontic Engineering & Manufacturing, Inc Dba Ontic Us · NSN 3110-01-139-6814 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-01-139-6814 — this item is cataloged by the U.S. Government under National Stock Number 3110-01-139-6814. Primary manufacturer part number: 2493769.
Features
  • Bearing,ball,annular — FSC 3110
  • Style Designator: NON-LOADING GROOVE, NON-SEPARABLE
  • Standard Tolerance Designation: ABEC NO.1
  • Material: STEEL BALL
  • Material: STEEL INNER RING
  • Material: COPPER ALLOY RETAINER
  • Material: STEEL OUTER RING
  • Bore Diameter: 0.6693 INCHES NOMINAL IN
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Ball construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-01-139-6814, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Ontic Engineering & Manufacturing, Inc Dba Ontic Us. 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
NSN3110-01-139-6814
Primary Part Number2493769
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerOntic Engineering & Manufacturing, Inc Dba Ontic Us
StatusACTIVE
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
Standard Tolerance DesignationABEC NO.1
MaterialSTEEL BALL
MaterialSTEEL INNER RING
MaterialCOPPER ALLOY RETAINER
MaterialSTEEL OUTER RING
Bore Diameter0.6693 INCHES NOMINAL IN
Retainer Fabrication MethodMACHINED
Surface FinishGROUND
Overall Outside Diameter1.3780 INCHES NOMINAL IN
Bore ShapeSTRAIGHT
Internal Fit-Up DesignationSTANDARD
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
6760-00-050-14362493769 INTERCHANGEABLE
Cap,lens
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
Cross-Reference Index
Part NumberManufacturer
10107527 Nimikkeistokeskus Ncb Finland (FIN)
2493769 Goodrich Corporation Dba Goodrich Corp (USA)
2493769 PRIMARY Ontic Engineering & Manufacturing, Inc Dba Ontic Us (USA)
WD3L03RS171096C09 General Motors Corp Delco Moraine Ndh Div (USA)
Related Parts
6760-00-050-1436INTERCHANGEABLE
CAP,LENS
2493769

Frequently Asked Questions

What is NSN 3110-01-139-6814?

NSN 3110-01-139-6814 is a Bearing,ball,annular, manufactured by Ontic Engineering & Manufacturing, Inc Dba Ontic Us, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-01-139-6814?

NSN 3110-01-139-6814 has 4 cross-referenced part numbers: 10107527 (Nimikkeistokeskus Ncb Finland), 2493769 (Goodrich Corporation Dba Goodrich Corp), 2493769 (Ontic Engineering & Manufacturing, Inc Dba Ontic Us), WD3L03RS171096C09 (General Motors Corp Delco Moraine Ndh Div).

What NSN replaces 3110-01-139-6814?

There is 1 known substitute for 3110-01-139-6814: 6760-00-050-1436. Verify interchangeability with system specifications before substitution.

What are the specifications of 2493769?

Key specifications for 2493769: Style Designator: NON-LOADING GROOVE, NON-SEPARABLE; Overall Width: 0.3937 INCHES NOMINAL IN; Standard Tolerance Designation: ABEC NO.1; Material: STEEL BALL. 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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