153333 Festo QSML Mini L-Fitting, Quote

153333 – Festo QSML-M5-4 Miniature Push-In L-Fitting, M5 x 4mm, In Stock

Buy the Festo 153333 (QSML-M5-4), a miniature push-in L-fitting (elbow), M5 male thread x 4mm tube, push-pull design, PBT body, nickel-plated brass parts, any mounting position. In stock and available for fast shipping. Get a quote today.

Key Technical Specifications

  • Product Type: Push-in L-fitting (elbow), QSML mini series
  • Article Number: 153333
  • Thread Connection: M5 male
  • Tube Connection: 4 mm
  • Size: Mini
  • Nominal Size: 1.7 mm
  • Tubing Insertion Depth: 11.6 mm
  • Hex Size: 8 mm
  • Overall Dimensions: 8 mm dia. x 17.5 mm H
  • Type of Seal on Screwed Plug: Sealing ring (nitrile rubber)
  • Design: L-shape
  • Structural Design: Push-pull principle
  • Mounting Position: Any
  • Operating Pressure (Complete Temperature Range): -0.95 to 6 bar
  • Operating Pressure (Temperature-Dependent): -0.95 to 14 bar
  • Operating Medium: Compressed air per ISO 8573-1:2010; lubricated operation possible
  • Corrosion Resistance Class: CRC 1 (low corrosion stress)
  • LABS (PWIS) Conformity: VDMA24364-B1/B2-L
  • Ambient Temperature: -10°C to 80°C
  • Nominal Torque: 1.2 Nm
  • Body Material: PBT, nickel-plated brass parts
  • Pack Size: 10

Design and Performance

Ultra-Compact Miniature Design for Small-Footprint Applications

As part of the QSML mini series, this fitting suits space-constrained pneumatic circuits such as small valve manifolds and compact automation components, where a standard-size fitting would be too large.

Secure Tube Retention Without Surface Damage

An internal stainless steel retaining claw holds the tubing securely without damaging its surface, ensuring a reliable, leak-free push-in connection over repeated pressure cycles.

Reusable Self-Sealing Thread for Efficient Maintenance

Tapered ISO R-threads with a self-sealing PTFE coating allow the fitting to be re-used up to five times without requiring additional sealing components, simplifying maintenance and reducing spare parts needs.

Reliable Sealing Across Standard Tubing

A nitrile rubber sealing ring guarantees a perfect seal between standard OD tubing and the fitting body, maintaining reliable performance across the fitting’s rated pressure and temperature range.

Corrosion-Resistant, Durable Construction

Nickel-plated brass parts combined with a PBT body provide strong corrosion resistance, supporting reliable long-term operation across a wide -10°C to 80°C ambient temperature range.

Why Buy the 153333 From Us

  • In stock and ready for immediate dispatch
  • Fast shipping on every order
  • Commercial advisory support to help you confirm the right QSML fitting configuration for your application
  • Competitive pricing — get a quote in minutes

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