Precision-engineered Bearing Disc Spring for Light Load Preload and High-Speed Rotation Stability with Corrosion Resistance
Precision-engineered Bearing Disc Spring for Light Load Preload and High-Speed Rotation Stability with Corrosion Resistance
Basic Properties
Place of Origin:
Sihong, China
Brand Name:
Sunzo
Certification:
CE/IATF16949/45001/14001/9001
Trading Properties
Minimum Order Quantity:
Negotiable
Price:
Negotiable
Payment Terms:
Negotiable
Product Summary
Precision disc spring for deep groove ball bearings. Provides light load preload, vibration damping, and high-speed stability. SUS304 stainless steel, corrosion resistant, -40°C to 120°C range. Ideal for precision spindles, motors, and optical instruments.
Product Custom Attributes
Highlight
steel bearing spring
,steel bearing disc spring
,stainless steel bearing spring
Groove Depth:
0.3-0.8mm
Groove Width:
1.2-2.5mm
Radial Flexibility:
28% Enhanced
Vibration Reduction:
15-20 DB At 10,000 RPM
Misalignment Tolerance:
0.05mm
Preload Adjustment:
Stepless With 2-4 Discs
Load Multiplication Ratio:
2.3-3.8x
Load Distribution Variance:
±4%
Material:
SUS304 Stainless Steel (18Cr-8Ni)
Surface Treatment:
Plain Oiled (5-8μm Film)
Corrosion Resistance:
500-hour Salt Spray Testing
Temperature Range:
-40°C To 120°C
Outer Diameter:
12-65mm
Inner Diameter:
5-45mm
Thickness:
0.3-2.0mm
Tolerance Control:
IT6级 (±0.03mm)
Cycle Durability:
10⁶ Cycles
Preload Retention:
>90%
Compatible Bearing Series:
6000, 6200, 6300
Mounting Options:
Press-fit Or Snap-ring
Product Description
Detailed Specifications & Features
Bearing Disc Spring for Deep Groove Ball Bearings
Precision Light Load Preload Solution
This precision-engineered disc spring provides optimal preload for high-speed rotation stability in light-load mechanical systems including precision spindles, HVAC blowers, and dental handpieces.
Key Benefits
- 28% enhanced radial flexibility compared to standard disc springs
- 15-20 dB noise reduction at 10,000 RPM operation
- Accommodates shaft misalignments up to 0.05mm
- Stepless preload adjustment with minimal disc count (2-4 discs)
- Load multiplication ratios of 2.3-3.8x at equivalent displacement
Technical Specifications
| Material | SUS304 Stainless Steel (18Cr-8Ni) with plain oiled surface treatment |
|---|---|
| Temperature Range | -40°C to 120°C |
| Corrosion Resistance | Passes 500-hour salt spray testing per ASTM B117 |
| Outer Diameter | 12-65mm |
| Inner Diameter | 5-45mm |
| Thickness | 0.3-2.0mm |
| Tolerance | IT6级 (±0.03mm on critical dimensions) |
Design Features
- Precision-machined grooved annular structure (groove depth 0.3-0.8mm, groove width 1.2-2.5mm)
- Uniform load distribution (±4% variance)
- Validated for 10⁶ cycles with preload force retention exceeding 90%
- Compatible with standard deep groove ball bearing series (6000, 6200, 6300)
Applications
Ideal for continuous-duty applications in household appliances (refrigerator compressors, washing machine motors), small precision motors (stepper motors, servo drives), and optical instruments (microscope stages, laser positioning systems).
Installation
Simplified installation via press-fit or snap-ring mounting, with optional anti-rotation tabs available for high-torque environments.
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