British Standards Document
BS EN 2997-001
Aerospace series. Connectors, electrical, circular, coupled by threaded ring, fire-resistant or non fire-resistant, operating temperatures - 65 °C to 175 °C continuous, 200 °C continuous, 260 °C peak. Technical specification

https://doi.org/10.3403/30350297U

BS EN 2997-001 is maintained by ACE/6. The current release of this standard is:

BS EN 2997-001:2017 Aerospace series. Connectors, electrical, circular, coupled by threaded ring, fire-resistant or non fire-resistant, operating temperatures - 65 °C to 175 °C continuous, 200 °C continuous, 260 °C peak. Technical specification

https://doi.org/10.3403/30350297 (published 04/07/2017)

This standard is available from the following sources:

Other historical versions of this standard document also exist:

BS EN 2997-001:2011 [current until 04/07/2017]
BS EN 2997-001:2006 [current until 31/07/2011]