Festo's PUN-H-4X0,75-SI tubing is hydrolysis-resistant, suitable for food processing, and operates at -0.95 to +10 bar. Ideal for high-cycle applications and compressed air use.
Product Modelpun-h-4x0,75-si
Material Number558278
Product ID13248
Stock on Request
Last updated: 8/29/2026
Key Features
1
Hydrolysis-Resistant MaterialThe PUN-H-4X0,75-SI tubing is made from a hydrolysis-resistant material, ensuring it remains durable and resistant to moisture in various environments, including food processing applications.
2
Temperature-Dependent Operating PressureThis tubing operates within a temperature-dependent pressure range of -0.95 to +10 bar, making it versatile for a variety of pneumatic applications.
3
Compressed Air CompatibilityDesigned for use with compressed air in accordance with ISO 8573-1:2010, this tubing ensures reliable performance in pneumatic systems.
4
High-Cycle Application SuitabilityThe PUN-H-4X0,75-SI tubing is suitable for energy chains in applications with high cycle rates, making it an excellent choice for demanding industrial environments.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Specifications may be subject to change without notice
Parameter
Value
Parameter
Value
Outside diameter
4mm
Bending radius relevant for flow rate
16mm
Inside diameter
2.6mm
Min. bending radius
8mm
Application note
TPE-U Ether based
Tubing characteristics
Suitable for energy chains
5
Food-Safe and FDA CompliantThe tubing is FDA compliant and suitable for use in the food industry, ensuring it meets the highest standards of safety and hygiene.
Operating pressure for entire temperature range
-13.775psi 87psi
Temperature-dependent operating pressure
-13.775psi 145psi
Information on operating pressure
Water: temperature-dependent operating pressure, see diagram, max. 0.3 MPa at 0 - 60 °C
Certification
German Technical Control Board (TüV)
Certificate issuing authority
B 013277 0506 00
Operating medium
Compressed air as per ISO 8573-1:2010 [7:-:-] Water (liquid, ice-free)
Material fire test
UL94 HB
LABS (PWIS) conformity
VDMA24364-B2-L
Suitability for the production of Li-ion batteries
Metals with more than 1% by mass of copper, zinc or nickel are excluded from use.The exceptions are nickel in steel, chemically nickel-plated surfaces, circuit boards, cables, electrical plug connectors and coils
Cleanroom class
Statically installed element, no meaningful evaluation possible according to ISO 14644-1
For use in the food industry
See supplementary material information
Ambient temperature
-35°C 60°C
Product weight by length
0.0085kg/m
Pneumatic connection
For plug connection outside diameter 4 mm For barbed fitting, inside diameter 3 mm, with union nut
