531771

Name: Festo 531771 Sealing ring OK-1/8
Brand: Festo

Sealing ring OK-1/8

The Festo part number 531771 is an industrial component adhering to ISO 16030 with a pneumatic connection of G1/8 and a product weight of 0.12 g. Operating within a pressure range of -0.095 MPa to 1 MPa and an ambient temperature range of -10 °C to 60 °C, it utilizes compressed air as per ISO 8573-1:2010 [7:4:4] while permitting oil lubrication. Constructed with PA-reinforced stops and TPE-U(PU) seals, this RoHS-compliant part features a corrosion resistance class of 2, LABS conformity of VDMA24364-B2-L, and a nominal tightening torque of 3.5 Nm with a tolerance of ±20%. Submit the exact part number, quantity, and application requirements for a formal quote.

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Manufacturer: Festo
Part number: 531771
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Technical Specifications

Based on norm: ISO 16030
Operating pressure for entire temperature range: -0.095 MPa...1 MPa | -0.95 bar...10 bar | -13.775 psi...145 psi
Operating medium: Compressed air as per ISO 8573-1:2010 [7:4:4]
Information on operating and pilot media: Operation with oil lubrication possible (required for further use)
Corrosion resistance class (CRC): 2 - Moderate corrosion stress
LABS (PWIS) conformity: VDMA24364-B2-L
Ambient temperature: -10 °C...60 °C
Manual tightening at RT: Yes
Nominal tightening torque: 3.5 Nm
Tolerance for nominal tightening torque: ±20%
Product weight: 0.12 g
Pneumatic connection: G1/8
Note on materials: RoHS compliant
Stops material: PA-reinforced
Seals material: TPE-U(PU)

Engineering context

Identification and RFQ Guidance

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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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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 531771. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.