PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

70-801812-1Bearing,ball,annular

General Dynamics Mission Systems, Inc. · NSN 3110-00-789-8399 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-789-8399 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-789-8399. Primary manufacturer part number: 70-801812-1.
Features
  • Bearing,ball,annular — FSC 3110
  • Standard Tolerance Designation: ABEC NO.7
  • Load Direction: RADIAL
  • Outer Ring Outside Diameter: 0.6250 INCHES NOMINAL IN
  • Flange Outside Diameter: 0.6900 INCHES NOMINAL IN
  • Retainer Fabrication Method: COILED
  • Flange Width: 0.0420 INCHES NOMINAL IN
  • Lubrication Material: OIL
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Corrosion Resisting Overall construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-789-8399, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is General Dynamics Mission Systems, Inc.. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3110-00-789-8399
Primary Part Number70-801812-1
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerGeneral Dynamics Mission Systems, Inc.
StatusCANCELLED
Standard Tolerance DesignationABEC NO.7
Load DirectionRADIAL
Outer Ring Outside Diameter0.6250 INCHES NOMINAL IN
Flange Outside Diameter0.6900 INCHES NOMINAL IN
Retainer Fabrication MethodCOILED
Flange Width0.0420 INCHES NOMINAL IN
Lubrication MaterialOIL
Bore ShapeSTRAIGHT
Lubrication Material Document and ClassificationMIL-L-6085 MIL SPEC SINGLE MATERIAL RESPONSE
Surface FinishGROUND
Shield Quantity2
Internal Fit-Up DesignationSTANDARD
MaterialSTEEL CORROSION RESISTING OVERALL
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
Bore Diameter0.2500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3110-00-184-1004 INTERCHANGEABLE
Bearing,ball,annular
3110-00-198-0928 INTERCHANGEABLE
Bearing,ball,annular
3110-00-198-2051 INTERCHANGEABLE
Bearing,ball,duplex
3110-00-585-3448 INTERCHANGEABLE
Bearing,ball,annular
3110-00-620-4913 INTERCHANGEABLE
Bearing,ball,annular
3110-00-763-7685E1-1 INTERCHANGEABLE
Bearing,ball,annular
Roller Bearing Co of America, Inc Div Pic Design
3110-00-811-0735 INTERCHANGEABLE
Bearing,ball,annular
3110-01-059-5724 INTERCHANGEABLE
Bearing,ball,annular
3110-01-258-0887 INTERCHANGEABLE
Bearing,ball,annular
3110-01-260-8970 INTERCHANGEABLE
Bearing,ball,annular
Cross-Reference Index
Part NumberManufacturer
70-801812-1 General Dynamics Mission Systems, Inc. (USA)
BB1352-2 Bae Systems Information and Electronic Systems Integration Inc. (USA)
70-801812-1 General Dynamics Advanced Information Systems Inc. Dba General Dynamics Advanced Information Systems (USA)
MIL-B-81793/C Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M81793-DIIIAA0SCC71AB1 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
SFR4PP2K25-7 New Hampshire Ball Bearings Inc Div Hitech Division (USA)
SFR4SSZ Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation (USA)
Related Parts
3110-00-184-1004INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-198-0928INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-198-2051INTERCHANGEABLE
BEARING,BALL,DUPLEX
3110-00-585-3448INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-620-4913INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-763-7685INTERCHANGEABLE
BEARING,BALL,ANNULAR
E1-1
3110-00-811-0735INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-01-059-5724INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-01-258-0887INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-01-260-8970INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-01-298-8149INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-01-330-2409INTERCHANGEABLE
BEARING,BALL,ANNULAR

Frequently Asked Questions

What is NSN 3110-00-789-8399?

NSN 3110-00-789-8399 is a Bearing,ball,annular, manufactured by General Dynamics Mission Systems, Inc., classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-789-8399?

NSN 3110-00-789-8399 has 7 cross-referenced part numbers: 70-801812-1 (General Dynamics Mission Systems, Inc.), BB1352-2 (Bae Systems Information and Electronic Systems Integration Inc.), 70-801812-1 (General Dynamics Advanced Information Systems Inc. Dba General Dynamics Advanced Information Systems), MIL-B-81793/C (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M81793-DIIIAA0SCC71AB1 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 2 more.

What NSN replaces 3110-00-789-8399?

There are 12 known substitutes for 3110-00-789-8399: 3110-00-184-1004, 3110-00-198-0928, 3110-00-198-2051 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 70-801812-1?

Key specifications for 70-801812-1: Standard Tolerance Designation: ABEC NO.7; Load Direction: RADIAL; Outer Ring Outside Diameter: 0.6250 INCHES NOMINAL IN; Flange Outside Diameter: 0.6900 INCHES NOMINAL IN. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-789-8399 still in active supply?

NSN 3110-00-789-8399 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.
PartsTable Design LLC · partstable.com