Manufactured by CHG Bearing, the HKS07403CS0 is a precision Super Thin Section Deep Groove Ball Bearings. Key dimensional parameters include a 74 mm bore diameter, a 80 mm outer diameter, and a 2.5 mm overall width. This component is designed to meet standard load requirements and ensure consistent operational performance. For comprehensive technical evaluation, please explore the detailed specifications, dimensional data, product images, and CAD drawings provided below. A complete PDF data sheet is also readily available for direct download to support your engineering and procurement needs.

HKS07403CS0 - Super Thin Section Deep Groove Ball Bearings
Technical Specifications
| Overview | |
|---|---|
| Part Number | HKS07403CS0 |
| Separator | Full complement or 1/16 in spacer balls |
| Characteristics | |
| Bearing Type | Deep Groove Ball Bearing |
| Dimensions | |
| Bore Diameter (d) | 74 mm |
| Width (B) | 2.5 mm |
| Outer Diameter (D) | 80 mm |
| Radial Cross Section H | 3 mm |
| Inner Ring Land Diameter L1 / d1 | 76.2 mm |
| Outer Ring Land Diameter L2 / D1 | 77.8 mm |
| Maximum Shaft/Housing Fillet Radius F | 0.25 mm |
| Performance | |
| Dynamic Radial Rating Ck (N) | 689 N |
| Static Radial Rating C0 (N) | 875 N |
| Material | |
| Material | stainless steel |
| Reference Data | |
| Mass (g) | 11 g |
HKS07403CS0 80 mm 74 mm 2.5 mm Frequently Asked Questions about HKS07403CS0 Super Thin Section Deep Groove Ball Bearings
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
Standard batches of CHG Bearing HKS07403CS0 conform strictly to ISO Class Normal (ABEC-1). For high-precision machine tool spindles, gearboxes, or robotics requiring tighter runouts, CHG Bearing can provide custom batches graded to ISO Class 6 (P6/ABEC-3) or ISO Class 5 (P5/ABEC-5) with 100% micrometer verification.
Beyond standard alloy steel, CHG Bearing can customize the HKS07403CS0 Super Thin Section Deep Groove Ball Bearings using AISI 440C stainless steel, black oxide coating, zinc-nickel plating, or hybrid ceramic (Si3N4) balls for applications involving chemical exposure, marine salt fog, or galvanic current hazards.
Following standard ISO 281 fatigue calculation guidelines, the nominal rating life (L10) of CHG Bearing HKS07403CS0 correlates its dynamic capacity (standard dynamic) with equivalent dynamic loads. In controlled industrial settings with proper contamination-free filtration, field data confirms continuous operational longevity exceeding 20,000 to 50,000 service hours.
As standard production, CHG Bearing subjects HKS07403CS0 to precision bainite or martensite quenching, offering dimensional stability up to 120°C (248°F). For high-heat processing equipment, CHG Bearing also supplies custom S0 (150°C), S1 (200°C), or S2 (250°C) stabilization heat treatments upon request to prevent residual austenite transformation.
