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ISO/NP 17268-3

Gaseous hydrogen land vehicle refuelling connection devices — Part 3: Part 3: Cryo-compressed hydrogen gas

General information

10.20     Sep 24, 2026

ISO

ISO/TC 197

International Standard

Scope

This document defines the design, safety and operation characteristics of cryo-compressed
hydrogen (CcH2) land vehicle refuelling connectors.
CcH2 land vehicle refuelling connectors consist of the following components, as applicable:
▪ receptacle and protective cap (mounted on vehicle);
▪ nozzle.
This document is applicable to refuelling connectors which have nominal working pressures or
hydrogen service levels up to 35 MPa.

Life cycle

NOW

PROJECT
ISO/NP 17268-3
10.20 New project ballot initiated
Sep 24, 2026