National Standards Authority of Ireland

National Standards Authority of Ireland (NSAI) is Ireland’s official standards body. They operate under the National Standards Authority of Ireland Act (1996) and are accountable to the Minister of Enterprise, Trade, Employment and Innovation.

Website: http://www.nsai.ie
Email: nsai@nsai.ie

Documents by this publisher

Series details	Title	Year	Status
IS EN ISO 4032:2023	Fasteners - Hexagon regular nuts (style 1)	2023	Current
IS EN ISO 4033:2023	Fasteners - Hexagon high nuts (style 2)	2023	Current
IS EN ISO 4034:2012	Hexagon regular nuts (style 1) - Product grade C	2012	Current
IS EN ISO 4753:2011	Fasteners - Ends of parts with external iso metric thread	2011	Current
IS EN ISO 4042:2022	Fasteners - Electroplated coating systems	2022	Current
IS EN ISO 4064-1:2014	Water meters for cold potable water and hot water. Metrological and technical requirements (ISO 4064-1:2014)	2014	Withdrawn
IS EN ISO 4064-1:2014	Water meters for cold potable water and hot water. Metrological and technical requirements (ISO 4064-1:2014)	2014	Withdrawn
IS EN ISO 4064-1:2017	Water meters for cold potable water and hot water. Metrological and technical requirements (ISO 4064-1:2014)	2017	Withdrawn
IS EN ISO 4064-1:2025	Water meters for cold potable water and hot water - Metrological and technical requirements	2025	Current
IS EN ISO 4064-1:2017	Water meters for cold potable water and hot water - Metrological and technical requirements (+A11:2022)	2017	Withdrawn
IS EN ISO 4064-5:2017	Water meters for cold potable water and hot water - Installation requirements (+A11:2022)	2017	Current
IS EN ISO 4066:1999	Construction drawings - bar scheduling	1999	Withdrawn
IS EN ISO 4126-1:2013	Safety devices for protection against excessive pressure - Safety valves (+A1:2016) (+A2:2019)	2013	Current
IS EN ISO 4126-2:2019	Safety devices for protection against excessive pressure. Bursting disc safety devices	2019	Current
IS EN ISO 4126-3:2020	Safety devices for protection against excessive pressure - Safety valves and bursting disc safety devices in combination	2020	Current
IS EN ISO 4126-4:2004	Safety devices for protection against excessive pressure. Pilot operated safety valves	2004	Withdrawn
IS EN ISO 4126-4:2013	Safety devices for protection against excessive pressure. Pilot operated safety valves	2013	Current
IS EN ISO 4126-7:2013	Safety devices for protection against excessive pressure. Common data (+A1:2016)	2013	Current
IS EN ISO 4157-1:1999	Construction drawings - designation systems. Buildings and parts of buildings	1999	Current
IS EN ISO 4157-2:1999	Construction drawings - designation systems. Room names and numbers	1999	Current