KH Series (Precision)
Type: Precision Linear Ball Bushing
Material: Bearing Steel (Gcr15) / Precision Polymer Retainer
Seal Type: Double Rubber Seals (2RS)
Precision: High Precision (H) / Super Precision (P)
Shaft Diameter: 3mm – 15mm
Load Capacity: Light Radial
Application: Precision instruments, miniature linear stages, semiconductor equipment, optical devices
WhatsApp: +86 18663551233
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The KH Series precision linear ball bushings deliver exceptional running accuracy with tight tolerance control on both internal clearance and outer diameter. Manufactured with ground ball circuits and precision-matched retainers, these miniature bushings achieve sub-micron repeatability. Perfect for semiconductor equipment, optical devices, and precision instrumentation.
Technical Specifications
| Unit No. | Shaft Dia. (mm) | Dimensions L×W×H (mm) | Dyn. Load C (kN) | Stat. Load Co (kN) | Weight (kg) |
|---|---|---|---|---|---|
| KH0824 | 8 | 24×15×15 | 0.333 | 0.549 | 0.016 |
| KH1026 | 10 | 26×19×19 | 0.372 | 0.549 | 0.025 |
| KH1228 | 12 | 28×21×21 | 0.510 | 0.784 | 0.031 |
| KH1630 | 16 | 30×28×28 | 0.774 | 1.180 | 0.056 |
| KH2030 | 20 | 30×32×32 | 0.882 | 1.370 | 0.072 |
| KH2540 | 25 | 40×40×40 | 0.980 | 1.570 | 0.170 |
| KH3050 | 30 | 50×45×45 | 1.570 | 2.740 | 0.260 |
| KH4060 | 40 | 60×60×60 | 2.160 | 4.020 | 0.531 |
| KH5070 | 50 | 70×80×80 | 3.820 | 7.840 | 1.120 |
