This document specifies the characteristics of jam-nuts for jam-nut receptacles in the family of circular electrical connectors coupled by threaded ring.
It is applicable to classes specified in Table 3.
For receptacles using these jam-nuts, see EN 2997-004, and EN 2997-006 for class SE only.
PUBLISHED
SSH EN 2997-012:2009
IN_DEVELOPMENT
prSSH EN 2997-012:2024
40.20
DIS ballot initiated: 12 weeks
Feb 9, 2026
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