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Global industrial sourcing · Houston, Texas info@mropartsrfq.com
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Festo
8073331
Cylinder with holding brake DFLC-40- -
The Festo part number 8073331 is a double-acting industrial component featuring a 40 mm piston diameter, an adjustable stroke length from 10 mm to 2000 mm, and an M12x1.25 piston rod thread based on the ISO 15552 norm. Built with a profile barrel, piston rod at one end, and external thread, it incorporates adjustable pneumatic cushioning at both ends, position sensing via proximity switch, and any mounting position. The integrated safety function provides Category 1, Performance Level c stopping, holding, and blocking of movement utilizing a spring-clamped and air-released mechanism on both sides operating at 0.06 MPa to 0.8 MPa (0.6 bar to 8 bar, 8.7 psi to 116 psi) with a TÜV certification, ATEX and machinery directive CE markings, and UK EX and machine instructions UKCA markings. Submit the exact part number, quantity, and application requirements to receive a formal quotation.
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Request a QuoteWhy no listed price?
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
- 8073331
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to 8073331.
Worldwide sourcingSupport for planned and urgent industrial requirements.
Manufacturer documentationA document is added when the reviewed source provides one.
Verified configuration
Technical Specifications
- Stroke
- 10 mm...2000 mm
- Piston diameter
- 40 mm
- Piston rod thread
- M12x1.25
- Based on norm
- ISO 15552 (previously also VDMA 24562, ISO 6431, NF E49 003.1, UNI | 10290)
- Cushioning
- Pneumatic cushioning, adjustable at both ends
- Mounting position
- Any
- Clamping type with active direction
- Both sides | Clamped by spring, released by compressed air
- Piston rod end
- External thread
- Structural design
- Piston | Piston rod | Prole barrel
- Position sensing
- Via proximity switch
- Variants
- Piston rod at one end
- Safety function
- Holding and stopping a movement
- Performance Level (PL)
- Stopping, holding, blocking of movement/Category 1, Performance | Level c
- Operating pressure
- 0.06 MPa...0.8 MPa | 0.6 bar...8 bar | 8.7 psi...116 psi
- Max. permissible test pressure
- 8 bar
- Min. release pressure
- 3.8 bar
- Mode of operation
- Double-acting
- Certication
- TÜV
- CE marking (see declaration of conformity)
- as per EU explosion protection directive (ATEX) | as per EU machinery directive
- UKCA marking (see declaration of conformity)
- acc. to UK EX instructions | To UK instructions for machines
- Explosion prevention and protection
- Zone 1 (ATEX) | Zone 2 (ATEX) | Zone 21 (ATEX) | Zone 22 (ATEX)
- Certicate issuing authority
- TÜV CA 697
- ATEX category gas
- II 2G
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 8073331. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.