| AAJD | Thread Class | 3B |
| AAJF | Thread Direction | Right-hand |
| AAUM | Locking Feature | Prevailing torque all metal design |
| AAWY | Counterbore Diameter | 0.302 inches minimum base and 0.322 inches maximum base |
| ACTA | Nut Style | Plate |
| ACVN | Nut Length | 1.032 inches minimum and 1.052 inches maximum |
| ADEA | Nut Height | 0.445 inches minimum and 0.465 inches maximum |
| ADEB | Plate Thickness | 0.050 inches minimum and 0.070 inches maximum |
| ADEC | Plate Width | 0.640 inches minimum and 0.660 inches maximum |
| ADFK | Nut Counterbore Depth | 0.060 inches minimum nut and 0.080 inches maximum nut |
| BZRR | Thread Series | UNJF |
| CMLP | Thread Quantity per Inch | 28 |
| CQJX | Nominal Thread Size | 0.250 inches |
| MATT | Material | Nickel alloy 718 nut |
| MATT | Material | Iron alloy 660 base |
| MATT | Material | Steel comp 302 clip |
| MDCL | Material Document and Classification | Ams 5525 assn std single material response base |
| MDCL | Material Document and Classification | Ams 5596 assn std 1ST material response nut or ams 5597 assn std 2ND material response nut or ams 5662 assn std 3RD material response nut or ams 5663 assn std 4TH material response nut or ams 5664 assn std 5TH material response nut |
| MDCL | Material Document and Classification | Ams 5688 assn std 1ST material response clip or ams 5866 assn std 2ND material response clip |
| SFTT | Surface Treatment | Passivate base |
| SFTT | Surface Treatment | Passivate clip |
| SFTT | Surface Treatment | Passivate nut |