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 size 6 MS series industrial component, part number 534916, is a piloted precision diaphragm regulator featuring a rotary knob with lock and a G1/8" prepared pressure gauge. This unit delivers a constant output pressure with secondary exhaust, operating within a working pressure range of 1 to 14 bar and a pressure control range of 0.05 to 2.5 bar for compressed air per ISO8573-1:2010 [7:4:4] or inert gases. Configured for any assembly position with a maximum pressure hysteresis of 0.02 bar, it supports flexible mounting types including front panel installation, line installation, or accessory integration. Submit the exact part number, quantity, and application requirements to request a 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 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 534916. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.