| Clue | Source | Date |
|---|---|---|
| Moving in, turn on one of a pair of pivots (8) | ||
| One of the two projections close to a cannon’s centre of gravity | The Times Specialist Sunday | 08 May 2022 |
| Briefly test coupling that holds new rotating pin | ||
| Mounting shaft not run in properly | ||
| It enables a gun to pivot in turn when moved about |