PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SFR6X4K3Bearing,ball,annular

Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation · NSN 3110-00-542-0083 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-542-0083 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-542-0083. Primary manufacturer part number: SFR6X4K3.
Features
  • Bearing,ball,annular — FSC 3110
  • Flange Outside Diameter: 0.9690 INCHES NOMINAL IN
  • Material: STEEL CORROSION RESISTING RETAINER
  • Material: STEEL INNER RING
  • Material: STEEL OUTER RING
  • Departure From Cited Designator: AS MODIFIED BY INTERNAL CLEARANCE
  • Material: STEEL BALL
  • Style Designator: NON-LOADING GROOVE, NON-SEPARABLE
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Corrosion Resisting Retainer construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-542-0083, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 4 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
NSN3110-00-542-0083
Primary Part NumberSFR6X4K3
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerSchaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation
StatusCANCELLED
Flange Outside Diameter0.9690 INCHES NOMINAL IN
MaterialSTEEL CORROSION RESISTING RETAINER
MaterialSTEEL INNER RING
MaterialSTEEL OUTER RING
Departure From Cited DesignatorAS MODIFIED BY INTERNAL CLEARANCE
MaterialSTEEL BALL
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
Nondefinitive Spec/std Data115 TYPE AND 11 CLASS
Standard Tolerance DesignationABEC NO.5
Internal Clearance0.0002 INCHES MINIMUM RADIAL AND 0.0005 INCHES MAXIMUM RADIAL IN
Bore Diameter0.3750 INCHES NOMINAL IN
Retainer Fabrication MethodPRESSED
Load DirectionRADIAL
Surface FinishGROUND
Flange Width0.0620 INCHES NOMINAL IN
Outer Ring Outside Diameter0.8750 INCHES NOMINAL IN
Bore ShapeSTRAIGHT
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3110-00-057-2593 INTERCHANGEABLE
Bearing,ball,annular
3110-00-069-5597 INTERCHANGEABLE
Bearing,ball,annular
3110-00-198-1763 INTERCHANGEABLE
Bearing,ball,annular
3110-00-227-22631016609 INTERCHANGEABLE
Bearing,ball,annular
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
3110-00-277-0230 INTERCHANGEABLE
Bearing,ball,annular
3110-00-293-9038 INTERCHANGEABLE
Bearing,ball,annular
3110-00-453-5014 INTERCHANGEABLE
Bearing,ball,annular
3110-00-555-4470 INTERCHANGEABLE
Bearing,ball,annular
3110-00-588-7349328C102H02 INTERCHANGEABLE
Bearing,ball,annular
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
3110-00-720-2348 INTERCHANGEABLE
Bearing,ball,annular
Cross-Reference Index
Part NumberManufacturer
SFR6X4K3 Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation (USA)
45-000-51 Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
1076936 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
M81793/07-LA1N2N1A1 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-B-81793/7 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M81793-DKJLAN0GAC51AB1 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
1225768-51 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
MIL-B-23063 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
3110-00-057-2593INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-069-5597INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-198-1763INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-227-2263INTERCHANGEABLE
BEARING,BALL,ANNULAR
1016609
3110-00-277-0230INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-293-9038INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-453-5014INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-555-4470INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-588-7349INTERCHANGEABLE
BEARING,BALL,ANNULAR
328C102H02
3110-00-720-2348INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-724-7886INTERCHANGEABLE
BEARING,BALL,ANNULAR
2469811-2
3110-00-789-1745INTERCHANGEABLE
BEARING,BALL,ANNULAR

Frequently Asked Questions

What is NSN 3110-00-542-0083?

NSN 3110-00-542-0083 is a Bearing,ball,annular, manufactured by Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-542-0083?

NSN 3110-00-542-0083 has 8 cross-referenced part numbers: SFR6X4K3 (Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation), 45-000-51 (Lockheed Martin Corporation Div Rms - Mitchel Field), 1076936 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), M81793/07-LA1N2N1A1 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-B-81793/7 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 3 more.

What NSN replaces 3110-00-542-0083?

There are 12 known substitutes for 3110-00-542-0083: 3110-00-057-2593, 3110-00-069-5597, 3110-00-198-1763 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SFR6X4K3?

Key specifications for SFR6X4K3: Flange Outside Diameter: 0.9690 INCHES NOMINAL IN; Material: STEEL CORROSION RESISTING RETAINER; Material: STEEL INNER RING; Material: STEEL OUTER RING. 18 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-542-0083 still in active supply?

NSN 3110-00-542-0083 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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