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ISO 9817:1991

Passenger cars — Engine cooling systems — Dimensions of pressure caps and their ramp seats on filler necks

Dec 5, 1991

General information

90.20     Oct 15, 2025

ISO

ISO/TC 22/SC 34

International Standard

43.060.30  

French   English  

Buying

Published

Language in which you want to receive the document.

Scope

The seats with clamping ramps shown in figure 1 shall be in accordance with the dimensions given in table 1. The pressure caps shown in figure 2 shall be in accordance with the dimensions given in table 2.

Life cycle

NOW

PUBLISHED
ISO 9817:1991
90.20 Standard under periodical review
Oct 15, 2025

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