High-flow pneumatic tubing with 8 mm outside diameter and 5.7 mm inside diameter. Suitable for applications requiring minimal bending radius and high flexibility.
Product Modelpun-h-8x1,25-si
Material Number558280
Product ID13251
Stock on Request
Last updated: 8/29/2026
Key Features
1
High Flow Rate CapabilityThe PUN-H-8x1.25-SI pneumatic tubing features a flow-relevant bending radius of 37 mm, ensuring optimal performance in high-flow applications.
2
Flexible DesignWith an inside diameter of 5.7 mm, this tubing offers excellent flexibility, making it suitable for complex piping systems and tight spaces.
3
Food-Safe and Hydrolysis ResistantThe TPE-U material used in the PUN-H series is hydrolysis-resistant, making it safe for use in food processing environments.
4
Temperature StabilityOperating within a temperature range of -35°C to 60°C, this tubing is versatile for use in various industrial settings.
5
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Specifications may be subject to change without notice
Parameter
Value
Parameter
Value
Outside diameter
8mm
Bending radius relevant for flow rate
37mm
Inside diameter
5.7mm
Min. bending radius
21mm
Application note
TPE-U Ether based
Tubing characteristics
Suitable for energy chains
TÜV AuthorizedThe Festo PUN-H-8x1.25-SI pneumatic tubing is TÜV authorized, ensuring compliance with stringent safety standards and regulations.
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
0.0287kg/m
Pneumatic connection
For plug connection outside diameter 8 mm For barbed fitting, inside diameter 6 mm, with union nut
