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Products/Festo/4099
Festo 4099 Quick connector ACK-1/2-PK-13
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Festo

4099

Quick connector ACK-1/2-PK-13

The Festo part number 4099 is a straight industrial component featuring a 12 mm nominal width, an internal G1/2 pneumatic connection 1, and a pneumatic connection 2 for a 13 mm inside diameter barbed fitting with a nut. Constructed with an anodized wrought aluminum alloy union nut and screwed plug, this RoHS-compliant part operates across a pressure range of -0.95 bar to 10 bar for compressed air and up to 0.6 MPa for water at a maximum of 50 °C. It provides a moderate corrosion resistance class of CRC 2, a PA-reinforced and TPE-U(PU) sealing ring, and a nominal tightening torque of 14 Nm with a ±20% tolerance for any mounting position. Submit the exact part number, quantity, and application requirements to receive a formal quotation.

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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
4099
Data verification
Manufacturer evidence reviewed

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Exact part-number verificationTechnical properties are matched to 4099.
Worldwide sourcingSupport for planned and urgent industrial requirements.
Manufacturer documentationA document is added when the reviewed source provides one.

Verified configuration

Technical Specifications

Nominal width
12 mm
Type of seal on screwed plug
Sealing ring
Mounting position
Any
Design
Straight design
Operating pressure for entire temperature range
-0.095 MPa...1 MPa | -0.95 bar...10 bar | -13.775 psi...145 psi
Information on operating pressure
Water: max. 0.6 MPa at max. 50 °C
Operating medium
Compressed air as per ISO 8573-1:2010 [7:-:-] | Water (liquid, ice-free)
Information on operating and pilot media
Lubricated operation possible | Water: G-thread only possible with sealing ring type OL as additional | accessory
Corrosion resistance class (CRC)
2 - Moderate corrosion stress
LABS (PWIS) conformity
VDMA24364-B1/B2-L
Ambient temperature
-10 °C...60 °C
Nominal tightening torque
14 Nm
Tolerance for nominal tightening torque
±20%
Pneumatic connection 1
Internal thread G1/2
Pneumatic connection 2
for barbed tting, inside diameter 13 mm, with nut
Material of union nut
Wrought aluminum alloy, anodized
Material of screwed plug
Wrought aluminum alloy, anodized
Note on materials
RoHS compliant
Sealing ring material
PA-reinforced | TPE-U(PU)

Engineering context

Identification and RFQ Guidance

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.

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 4099. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.