The article is devoted to the problems of compatibility of the telemetering information from Russian and American space suits under realization of extravehicular activity (EVA). The opportunities of realization of compatibility of the telemetering information of space suits as continuation of cooperation under the international program of construction ISS (International Space Station) ‘Alfa’ are considered. The necessary problems to be solved for realization of the minimal compatibility of the telemetering information of space suit are planned. The comparison of ‘sets’ of telemetering parameters received from Russian and American space suits is carried out. The question on introduction of new telemetering parameters required for scientific and medical researches is stated.