
SMC CD55B6350 (CD55B63-50) - Compact Air Cylinder, 63 mm bore, 50 mm stroke
SMC CD55B6350 Compact Air Cylinder — 63 mm bore, 50 mm stroke. SMC CD55B63-50 is a C55 series ISO 21287 standard compact air cylinder, double acting, single rod, with a 63 mm bore and 50 mm stroke. The 'B' mounting is through-hole/both-ends-tapped common with a female-thread rod end, and the 'D' prefix denotes auto-switch capability (built-in magnet). Cushioning is by rubber bumper. Auto switches can be mounted on any of the four sides of the cylinder tube, and snap-ring construction allows quick maintenance.
MPN: CD55B63-50 · SKU: CD55B6350
CD55B63-50 Applications
Suited to automation equipment requiring a short compact actuator with a 50 mm working stroke and high force. The ISO 21287 body mounts easily in tight spaces on packaging, assembly and handling machines for pressing, clamping, lifting and transfer duties. The 63 mm bore develops substantial thrust, and auto switches can be fitted on any of the four tube faces for flexible end-of-stroke sensing.
CD55B63-50 Specifications
| Brand | SMC | Manufacturer Part No. | CD55B63-50 |
| Series | C55 (ISO 21287) | Type | Compact Cylinder, Double Acting, Single Rod |
| Bore | 63 mm | Stroke | 50 mm |
| Mounting | Through-hole / both ends tapped (B) | Rod End | Female thread |
| Cushion | Rubber bumper | Auto Switch | Capable (built-in magnet, D) |
| Standard | ISO 21287 |
CD55B63-50 Datasheet & Manual
Download Datasheet & ManualSMC CD55B6350 · PDF · Official SMC documentTrusted by




