6316/HC5C3S0
6000 Series HC5/HC5C3 Hybrid Ceramic Bearings
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Part No.
Part No.
6316/HC5C3S0
Basic Information
Bearing type
Ball
System of measurement
Metric
Construction
Single Row
Weight
3670 g
Tolerance class
ABEC 1 | ISO P0
Seal type
Open
For load direction
Radial
Main Dimensions
Bore diameter
80 mm
Bore diameter tolerance
-0.015mm to 0
Outside diameter
170 mm
Outside diameter tolerance
-0.025mm to 0
Width
39 mm
Width tolerance
-0.150mm to 0
Performance
Temperature range
-30°to 150 °C
Radial dynamic load rating
27652 lbf
Radial static load rating
19491 lbf
Limiting speed
4 X 1000 rpm
Lubrication
None
Radial internal clearance
C3
Materials
Ring material
Chrome Steel
Ball material
Ceramic
Cage material
Chrome Steel
Environment & Compliance
REACH
Compliant
ROHS
Compliant
Technical Drawings
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In Stock
Price available upon request.
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6316/HC5C3S0 Bearing Product Overview & Core Advantages
The 6316/HC5C3S0 is a high-performance single row deep groove ball bearing engineered for demanding applications requiring superior speed capability and operational reliability. Its defining feature is the use of Silicon Nitride (Si3N4) ceramic balls, which significantly reduce friction, weight, and centrifugal forces compared to traditional steel balls. This construction enables it to excel as a high-speed bearing, achieving a limiting speed of 4 x 1000 rpm. It is designed primarily for radial loads and offers a high radial dynamic load rating of 27,652 lbf, making it an ideal choice for applications where precision, longevity, and reduced maintenance are critical.
6316/HC5C3S0 Bearing Model Code Explained, Specifications & Naming Convention
| Model Segment | Technical Meaning |
|---|---|
| 6316 | Standard bearing series designation, indicating a metric single row deep groove ball bearing with an 80mm bore, 170mm OD, and 39mm width. |
| HC5 | Indicates the use of Hybrid Ceramic components, specifically Silicon Nitride (Si3N4) balls. |
| C3 | Specifies a greater than normal radial internal clearance. This is beneficial for high-speed applications or where thermal expansion is a concern. |
| S0 | Likely denotes a specific cage design or material, in this case, a stamped steel cage for robustness and high-speed capability. |
6316/HC5C3S0 Bearing Structural Features & Performance Benefits
- Hybrid Ceramic Construction: The combination of chrome steel rings and Silicon Nitride balls provides exceptional performance. Ceramic balls are harder, lighter, and have a lower coefficient of thermal expansion than steel, leading to reduced operating temperatures, lower vibration, and extended service life.
- High-Speed Capability: The lightweight ceramic balls minimize centrifugal forces, allowing the bearing to operate effectively at its high limiting speed. The stamped steel cage (S0) provides the necessary strength and guidance at these elevated rotational velocities.
- Optimized Internal Clearance: The C3 radial internal clearance is engineered to accommodate the differential thermal expansion between the ceramic balls and steel rings, ensuring stable performance and preventing preload under operational temperatures.
- Precision & Rigidity: Manufactured to ABEC 1 | ISO P0 tolerance class, this bearing ensures consistent running accuracy. The deep groove raceway and robust construction provide high rigidity to support significant radial loads.
6316/HC5C3S0 Bearing Typical Application Areas
- High-Speed Spindles in machine tools, routers, and grinders
- Electric Motors and generators requiring high RPM operation
- Turbochargers and other automotive high-performance systems
- Precision Medical Equipment and dental handpieces
- Aerospace Actuators and auxiliary power units (APUs)
