| 1/4IN. UNC X 4IN. CLASS 1 | K2516 | MINISTRY OF DEFENCE NAVY SHIPS SUPPORT AGENCY |
| DEFSTAN02-862 PART 2 | K0851 | MINISTRY OF DEFENCE DIRECTORATE OF STANDARDIZATION STAN 1 |
| DEFSTAN53-51 | K0851 | MINISTRY OF DEFENCE DIRECTORATE OF STANDARDIZATION STAN 1 |
| DGS8060 | K2516 | MINISTRY OF DEFENCE NAVY SHIPS SUPPORT AGENCY |
| NES730 PART 8 | K2516 | MINISTRY OF DEFENCE NAVY SHIPS SUPPORT AGENCY |
| NES862 PART 2 | K2516 | MINISTRY OF DEFENCE NAVY SHIPS SUPPORT AGENCY |
| S0214-941-8726 | U1278 | MINISTRY OF DEFENCE NAVY |