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.
Global industrial sourcing · Houston, Texas info@mropartsrfq.com
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Festo
8042186
Quarter turn actuator DFPD-40-
The Festo 8042186 industrial component is a double-acting and single-acting gear rack/pinion valve actuator featuring a size 40 design with an ISO 5211 standard valve connection and F04, F05, and F0507 flange hole patterns. It operates within a pressure range of 2 bar to 8 bar and a swivel angle of 90 degrees to 180 degrees, incorporating an end-position adjusting range of -5 degrees to 5 degrees at both 0 degrees and the nominal swivel angle. This unit includes VDI/VDE 3845 NAMUR valve connections, VDI/VDE 3845 Size AA 1 positioner and sensor connection points, and holds ATEX, UKCA EX, and EPL Gb/Db explosion protection certifications alongside maritime classification. Submit your exact part number, quantity, and application requirements to receive a formal quotation for this component.
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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.
- Manufacturer
- Festo
- Part number
- 8042186
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to 8042186.
Worldwide sourcingSupport for planned and urgent industrial requirements.
Manufacturer documentationA document is added when the reviewed source provides one.
Verified configuration
Technical Specifications
- Size of valve actuator
- 40
- Flange hole pattern
- F04 | F05 | F0507
- Swivel angle
- 90 deg...180 deg
- End-position adjusting range at 0°
- -5 deg...5 deg
- End-position adjusting range at nominal swivel angle
- -5 deg...5 deg
- Depth shaft connection
- 12 mm...16 mm
- Standard connection for valve
- ISO 5211
- Mounting position
- Any
- Mode of operation
- Double-acting | Single-acting
- Structural design
- Gear rack/pinion
- Closing direction
- Closes to the right | Closes to the left
- Valve connection conforms to standard
- VDI/VDE 3845 (NAMUR)
- Connection point for positioner and position sensor conforms to
- VDI/VDE 3845 Size AA 1
- Burst pressure
- 24 bar
- Operating pressure
- 0.2 MPa...0.8 MPa | 2 bar...8 bar | 29 psi...116 psi
- Nominal operating pressure
- 0.2 MPa...0.6 MPa | 2 bar...6 bar | 29 psi...87 psi
- Maritime classication
- See certicate
- CE marking (see declaration of conformity)
- as per EU explosion protection directive (ATEX)
- UKCA marking (see declaration of conformity)
- acc. to UK EX instructions
- Explosion protection certication outside the EU
- EPL Db (GB) | EPL Gb (GB)
- Explosion prevention and protection
- Zone 1 (ATEX) | Zone 1 (UKEX) | Zone 2 (ATEX) | Zone 21 (ATEX) | Zone 21 (UKEX) | Zone 22 (ATEX)
Engineering context
Identification and RFQ Guidance
What to include in your RFQ
Provide quantity, delivery country and ZIP/postal code, required condition, target date, and photographs of the existing nameplate when available.
Technical verification
Our sourcing response is prepared against Festo 8042186. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.