Two ISO Fluid Power Standards Published

fluid power standardization

Standardization development continues in the field of fluid power systems and components. TC 131 – the technical committee directly responsible for fluid power has 224 published ISO standards to date. There are 49 standards currently under development. The following ISO standards were published this past month:

Subcommittee 4 – Connectors (couplings)
ISO/TS 18409:2018
Hydraulic fluid power — Hose and hose assemblies — Method of collecting a fluid sample for analyzing the cleanliness of a hose or hose assembly

Subcommittee 7 – Sealing devices
ISO 5597:2018
Hydraulic fluid power — Cylinders — Dimensions and tolerances of housings for single-acting piston and rod seals in reciprocating applications  

Questions about recently published fluid power standards? Interested in getting involved standards? Visit NFPA’s website or contact Denise Husenica at