PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SS518CHBearing,ball,annular

Mpb Corp Div Timken Super Precision · NSN 3110-00-566-1268 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-566-1268 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-566-1268. Primary manufacturer part number: SS518CH.
Features
  • Bearing,ball,annular — FSC 3110
  • Retainer Fabrication Method: PRESSED
  • Style Designator: NON-LOADING GROOVE, NON-SEPARABLE
  • Departure From Cited Designator: AS MODIFIED BY AFBMA STANDARD TOLERANCE DESIGNATION
  • Nondefinitive Spec/std Data: 115 TYPE
  • Material: STEEL CORROSION RESISTING OVERALL
  • Shield Quantity: 1
  • Internal Clearance: 0.0002 INCHES MINIMUM RADIAL AND 0.0005 INCHES MAXIMUM RADIAL IN
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 3110-00-566-1268, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Mpb Corp Div Timken Super Precision. Government technical data includes 12 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3110-00-566-1268
Primary Part NumberSS518CH
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerMpb Corp Div Timken Super Precision
StatusCANCELLED
Retainer Fabrication MethodPRESSED
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
Departure From Cited DesignatorAS MODIFIED BY AFBMA STANDARD TOLERANCE DESIGNATION
Nondefinitive Spec/std Data115 TYPE
MaterialSTEEL CORROSION RESISTING OVERALL
Shield Quantity1
Internal Clearance0.0002 INCHES MINIMUM RADIAL AND 0.0005 INCHES MAXIMUM RADIAL IN
Bore Diameter0.1248 INCHES MINIMUM AND 0.1250 INCHES MAXIMUM IN
Surface FinishGROUND
Overall Outside Diameter0.3123 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM IN
Load DirectionRADIAL
Bore ShapeSTRAIGHT
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
3110-00-075-1510 INTERCHANGEABLE
Bearing,ball,annular
3110-00-293-917351334 INTERCHANGEABLE
Bearing,ball,annular
Suntec Industries Inc Del Dba Suntec
3110-00-555-7469 INTERCHANGEABLE
Bearing,ball,annular
3110-00-805-4728SSRIF-5632ZZHA7P25L01 INTERCHANGEABLE
Bearing,ball,annular
New Hampshire Ball Bearings Inc Div Precision Division
Cross-Reference Index
Part NumberManufacturer
FFB171TYPE115 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
SS518CH PRIMARY Mpb Corp Div Timken Super Precision (USA)
Related Parts
3110-00-075-1510INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-293-9173INTERCHANGEABLE
BEARING,BALL,ANNULAR
51334
3110-00-555-7469INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-805-4728INTERCHANGEABLE
BEARING,BALL,ANNULAR
SSRIF-5632ZZHA7P25L01

Frequently Asked Questions

What is NSN 3110-00-566-1268?

NSN 3110-00-566-1268 is a Bearing,ball,annular, manufactured by Mpb Corp Div Timken Super Precision, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-566-1268?

NSN 3110-00-566-1268 has 2 cross-referenced part numbers: FFB171TYPE115 (Federal Specifications Promulgated by General Services Administration Washington DC), SS518CH (Mpb Corp Div Timken Super Precision).

What NSN replaces 3110-00-566-1268?

There are 4 known substitutes for 3110-00-566-1268: 3110-00-075-1510, 3110-00-293-9173, 3110-00-555-7469 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SS518CH?

Key specifications for SS518CH: Retainer Fabrication Method: PRESSED; Style Designator: NON-LOADING GROOVE, NON-SEPARABLE; Departure From Cited Designator: AS MODIFIED BY AFBMA STANDARD TOLERANCE DESIGNATION; Nondefinitive Spec/std Data: 115 TYPE. 13 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-566-1268 still in active supply?

NSN 3110-00-566-1268 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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