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| Specification | Unit | RMA0801C7S-180 |
|---|---|---|
| Series | - | Miniature rolled ball screw (round flanged deflector nut, finished shaft ends) |
| Shaft diameter | mm | 8 |
| Lead | mm | 1 |
| Overall length | mm | 180 |
| Accuracy grade | - | Ct7 (rolled) |
| Axial play | mm | 0.020 or less (S) |
| Basic dynamic load rating Ca | kN | 0.71 |
| Basic static load rating C0a | kN | 1.29 |
| Shaft ends | - | Finished (standard shaft-end form) |
RMA0801C7S-180 is an NSK Miniature rolled ball screw (round flanged deflector nut, finished shaft ends): 8 mm shaft diameter, 1 mm lead, 180 mm overall length, accuracy grade Ct7 (JIS rolled), axial play 0.020 mm or less, with basic load ratings of Ca 0.71 kN (dynamic) and C0a 1.29 kN (static). The rolled process is economical and well suited to transfer and open/close mechanisms.
Not sure about accuracy grades? See our guide: How to choose ball screw accuracy grades (C0–C10) (in Chinese).
Other lengths with the same specification
The RMA type with 8 mm shaft dia. × 1 mm lead is also available in these lengths: RMA0801C7S-280.
Customization
Shaft-end machining to your drawings is available. Add the part number (or your drawing) to the inquiry cart — Nahshon works directly with NSK to confirm specs, quotation and delivery.
