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.
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Festo
8985
Roller lever valve R-3-1/4-B
Festo Roller lever valve R-3-1/4-B, part number 8985, is documented in the official Festo United States product data sheet. Review the technical specifications and operating conditions below when requesting a quotation.
Request pricing and availabilityCommercial response for your destination and required quantity.
Request a Quote- Manufacturer
- Festo
- Part number
- 8985
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to 8985.
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Verified configuration
Technical Specifications
Identification and family-level technical context are preserved from reviewed source evidence and official English-language manufacturer documentation.
- Valve function
- 3/2-way, closed, monostable
- Actuation type
- Mechanical
- Normal nominal ow rate (normalized to DIN 1343)
- 600 l/min
- Pneumatic working port
- G1/4
- Operating pressure
- -0.095 MPa...1 MPa | -0.95 bar...10 bar
- Structural design
- Piston seat
- Nominal width
- 7 mm
- Type of control
- directly
- Explosion prevention and protection
- Zone 1 (ATEX) | Zone 2 (ATEX) | Zone 21 (ATEX) | Zone 22 (ATEX)
- LABS (PWIS) conformity
- VDMA24364-B1/B2-L
- Ambient temperature
- -10 °C...60 °C
- Actuating force
- 26 N
- Product weight
- 230 g
- Type of mounting
- With through-hole
- Pneumatic connection 1
- G1/4
- Pneumatic connection 2
- G1/4
- Pneumatic connection 3
- G1/4
- Seals material
- NBR
- Housing material
- Die-cast aluminum
Technical library
Documents and Data Sheets
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 8985. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.