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.

Festo
The Festo 8102858 is a single-acting gear rack and pinion valve actuator featuring a size 300 design, an F10 flange hole pattern, and a nominal 90-degree swivel angle with adjustable end-positions from -5 to 5 degrees at both 0 degrees and the nominal angle. Certified to ISO 13849 and IEC 61508 for safety functions up to SIL 2 in low demand mode, SIL 1 in high demand mode, and SIL 3 in redundant architecture, the unit operates within a pressure range of 2 bar to 8 bar and incorporates a spring assembly to switch to a defined safety position upon air exhaustion. It includes a 24 mm shaft connection depth, an ISO 5211 standard valve connection conforming to VDI/VDE 3845 (NAMUR), and a positioner connection point conforming to VDI/VDE 3845 Size AA 2 for universal mounting in any position. Submit the exact part number, quantity, and application requirements to receive a formal quotation.
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 Festo 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 Festo 8102858. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.