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Products/Festo/533220
Festo 533220 Push-in fitting QB-1/4-5/16-U-M
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Festo

533220

Push-in fitting QB-1/4-5/16-U-M

The Festo part number 533220 is a straight-design industrial component featuring a 0.276-inch nominal width, an R1/4 external thread pneumatic connection 1, and a connection for 5/16-inch outside diameter pneumatic tubing on connection 2. Housed in PBT with a gray releasing ring, this standard-sized part operates within a pressure range of 0.95 bar to 10 bar (13.775 psi to 145 psi) and an ambient temperature range of 0 °C to 60 °C (32 °F to 140 °F) using compressed air as per ISO 8573-1:2010 [7:-:-]. Each pack contains 10 units, weighing 0.66 oz each, and utilizes a coating-type seal on the screwed plug along with external hexagon SW14 and internal hexagon AF 6 mounting options. Submit the exact part number, quantity, and application requirements for a quote.

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Why 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
533220
Data verification
Manufacturer evidence reviewed

For a faster response, include quantity, condition, and delivery destination.

Exact part-number verificationTechnical properties are matched to 533220.
Worldwide sourcingSupport for planned and urgent industrial requirements.
Manufacturer documentationA document is added when the reviewed source provides one.

Verified configuration

Technical Specifications

Size
Standard
Nominal width
0.276 in
Type of seal on screwed plug
Coating
Design
Straight design
Pack size
10
Operating pressure for entire temperature range
0.095 MPa...1 MPa | 0.95 bar...10 bar | 13.775 psi...145 psi
Maritime classication
See certicate
Operating medium
Compressed air as per ISO 8573-1:2010 [7:-:-]
Information on operating and pilot media
Lubricated operation possible
Corrosion resistance class (CRC)
1 - Low corrosion stress
LABS (PWIS) conformity
VDMA24364 Zone III
Ambient temperature
0 °C...60 °C
Product weight
0.66 oz
Type of mounting
External hexagon SW14 | Internal hexagon, AF 6
Pneumatic connection 1
External thread R1/4
Pneumatic connection 2
for pneumatic tubing outside diameter 5/16"
Ambient temperature Fahrenheit
32 °F...140 °F
Releasing ring color
Gray
Note on materials
RoHS compliant
Housing material
PBT
Material of threaded seal
NBR
Releasing ring material
POM
Material of tube retaining claw
high-alloy stainless steel

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 533220. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.