Confirm the exact configuration
Use the manufacturer part number and model code—not appearance alone. Connection, size, material, voltage, pressure, seal, and control options can differ within the same product family.

SMC
The SMC 21-CXSM10 is an official catalog model from the Dual Piston Rods for Clean Room - 10/11/12/21/22-CXS series featuring copper, fluorine, and silicon-free construction with low particle generation and a relief type specification. This unit includes slide bearings, offering bore size options from 6mm to 32mm and stroke lengths ranging from 10mm to 100mm, with selectable auto switch configurations and lead wire lengths. Submit the exact part number, quantity, and application requirements to request a formal quote.
Industrial and obsolete parts are priced per enquiry: the final price depends on available stock, condition, quantity, and your delivery destination, so a fixed list price would be misleading. Request a quote and we confirm current pricing, lead time, and sourcing options — including hard-to-find and discontinued SMC references — within one business day.
For a faster response, include quantity, condition, and delivery destination.
Verified configuration
Engineering context
Use the manufacturer part number and model code—not appearance alone. Connection, size, material, voltage, pressure, seal, and control options can differ within the same product family.
Provide quantity, delivery country and ZIP/postal code, required condition, target date, and photographs of the existing nameplate when available.
Our sourcing response is prepared against SMC 21-CXSM10. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.