SHW21CA[1,2,3,4,5,6,7,8,9]+[60-1900/1]L[H,P,SP,UP] THK Linear Guide Caged Ball Wide Rail SHW Accuracy and Preload Selectable
| Brand Name: | THK |
| Model Number: | SHW21CA[1,2,3,4,5,6,7,8,9]+[60-1900/1]L[H,P,SP,UP] |
| Bearing number: | 638/4-2Z |
| Size (mm): | 9x4x4 |
| Bore Diameter (mm): | 9 |
| Outer Diameter (mm): | 4 |
| Width (mm): | 4 |
| d: | 4 mm |
| D: | 9 mm |
| B: | 4 mm |
| PDF |
SHW21CA[1,2,3,4,5,6,7,8,9]+[60-1900/1]L[H,P,SP,UP] |
Product Details
| Bearing number | 638/4-2Z |
| Size (mm) | 9x4x4 |
| Bore Diameter (mm) | 9 |
| Outer Diameter (mm) | 4 |
| Width (mm) | 4 |
| d | 4 mm |
| D | 9 mm |
| B | 4 mm |
| d1 | 5.2 mm |
| D2 | 8.1 mm |
| r1,2 - min. | 0.1 mm |
| da - min. | 4.6 mm |
| da - max. | 5.1 mm |
| Da - max. | 8.4 mm |
| ra - max. | 0.1 mm |
| Basic dynamic load rating - C | 0.54 kN |
| Basic static load rating - C0 | 0.18 kN |
| Fatigue load limit - Pu | 0.07 kN |
| Reference speed | 140000 r/min |
| Limiting speed | 70000 r/min |
| Calculation factor - kr | 0.015 |
| Calculation factor - f0 | 10 |
| Category | Single Row Ball Bearing |
| Inventory | 0.0 |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 0.001 |
| Product Group | B00308 |
| Enclosure | 2 Metal Shields |
| Precision Class | ABEC 1 | ISO P0 |
| Maximum Capacity / Filling Slot | No |
| Rolling Element | Ball Bearing |
| Snap Ring | No |
| Internal Special Features | No |
| Cage Material | Steel |
| Internal Clearance | C0-Medium |
| Inch - Metric | Metric |
| Long Description | 4MM Bore; 9MM Outside Diameter; 4MM Outer Race Width; 2 Metal Shields; Ball Bearing; ABEC 1 | ISO P0; No Filling Slot; No Snap Ring; No Internal Special Features; C0-Medium Internal Clearance; Steel C |
| Other Features | Deep Groove |
| UNSPSC | 31171504 |
| Harmonized Tariff Code | 8482.10.50.68 |
| Noun | Bearing |
| Keyword String | Ball |
| Weight / LBS | 0.0013 |
| Bore | 0.157 Inch | 4 Millimeter |
| Outside Diameter | 0.354 Inch | 9 Millimeter |
| Inner Race Width | 0 Inch | 0 Millimeter |
| Outer Race Width | 0.157 Inch | 4 Millimeter |
| d1 ≈ | 5.2 mm |
| D2 ≈ | 8.1 mm |
| r1,2 min. | 0.1 mm |
| da min. | 4.6 mm |
| da max. | 5.1 mm |
| Da max. | 8.4 mm |
| ra max. | 0.1 mm |
| Basic dynamic load rating C | 0.423 kN |
| Basic static load rating C0 | 0.116 kN |
| Fatigue load limit Pu | 0.005 kN |
| Calculation factor kr | 0.015 |
| Calculation factor f0 | 6.5 |
| Mass bearing | 0.0013 kg |
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