Pinsi SFK0802 Ball Screw Miniature Precision 8mm Diameter 2mm Lead Ball Screw for Compact Linear Motion Systems
| Model | Pinsi SFK0802 |
| Shaft Diameter | 8 mm |
| Lead | 2 mm |
| Accuracy Grade | C5–C7 |
| Nut Type | Single Nut |
| Circulation Type | Internal Recirculation |
| Material | GCr15 Bearing Steel / Alloy Steel |
| Surface Treatment | Black Oxide / Anti-Rust Coating |
| Efficiency | ≥ 90% |
| Max Speed | 3000 rpm |
| Support Units | BK08 / BF08 Compatible |
| Backlash | ≤ 0.02 mm |
| Operating Temperature | –20°C ~ +80°C |
| Lubrication | Grease or Oil Compatible |
Product detail
The Pinsi SFK0802 Ball Screw is a miniature precision linear transmission component engineered for accurate and stable motion in compact automation systems.
With an 8mm screw diameter and 2mm lead, this model delivers high positioning accuracy, low friction, and quiet operation, making it an ideal choice for small CNC machines, 3D printers, medical devices, and other precision instruments.
Key Features
Pinsi SFK0802 is fully compatible with TBI standards, offering the same performance level at a more competitive cost. Each screw is precision-ground and hardened for long-lasting durability and excellent repeatability.
Application
Compact CNC machines and engraving equipment
3D printers and desktop automation devices
Medical and laboratory motion platforms
Semiconductor assembly or inspection systems
Optical instruments and positioning tables
Custom linear actuators and precision tools
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