# The Nuclear Safeguards (Notification) Regulations 2004, Paragraph 5.7.8: Rotary shaft seals (MLIS)


Especially designed or prepared rotary shaft seals, with seal feed and seal exhaust connections, for sealing the shaft connecting the compressor rotor with the driver motor so as to ensure a reliable seal against out-leakage of process gas or in-leakage of air or seal gas into the inner chamber of the compressor which is filled with a UF6/carrier gas mixture.

---
Source: https://www.legislation.gov.uk/uksi/2004/1255/schedule/part/II/paragraph/5n22 (the official version)
Page: https://openlegislation.uk/nuclear-safeguards-notification-regulations-2004/schedule/part-II/paragraph-5n22
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.