6218-2Z Deep Groove Ball Bearing with dimensions 90×160×30 mm, designed for high-speed applications and radial/axial load support. Features double shielded (2Z) protection for enhanced contamination resistance and minimal maintenance[1][2][4]. Ideal for industrial machinery, motors, pumps, and automotive systems.
| Model | Bore (mm) | OD (mm) | Width (mm) | Dynamic Load (Cr) | Static Load (C0r) | Max Speed (rpm) |
|---|---|---|---|---|---|---|
| 6218-2Z | 90 | 160 | 30 | 96,000 N | 71,500 N | 4,000 (Grease) |
Key Features: Double-shielded design, ISO 9001-certified manufacturing, C3 radial clearance for thermal stability[1][3].
| Brand | Model | Noise Level | L10 Life | Price Index |
|---|---|---|---|---|
| SKF | 6218-2Z | Low (Z2) | 50,000 hrs | $$$ |
| NSK | 6218DD | Ultra-low (Z3) | 65,000 hrs | $$$$ |
| Operating Condition | Relubrication Interval |
|---|---|
| Normal (≤60°C) | 12 months |
| High Dust (ISO 4406 18/16/12) | 6 months |
Challenge: Premature bearing failure in robotic welding arms (MTBF: 1,200 hrs)
Solution: Upgraded to 6218-2Z with ceramic hybrid balls
Result: 317% MTBF improvement (5,200 hrs)[8]
Challenge: Lubricant contamination in sterile environment
Solution: Sealed 6218-2Z with FDA-approved grease
Result: Zero lubrication interventions over 3-year service life[1]
Application: Mining conveyor systems
Volume: 2,800 units/year
Feedback: "Achieved 98.6% on-time delivery through vendor-managed inventory program"
Application: Pitch control mechanisms
Volume: 15,000 units (5-year contract)
Feedback: "Reduced LCC by 22% through optimized sealing architecture"
Submit your technical requirements for precision-engineered solutions:
info@vivalr.com
(86) 15866781826
[1] 6218轴承尺寸是多少?
[3] 6218轴承_nsk轴承6218尺寸规格参数报价-nsk轴承型号查询
[8] 供应金马往复机ZA序列Deep groove ball bearing深沟球轴承241709
Chinese 
English 
Portuguese 
Spanish