| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| THREAD DIRECTION | RIGHT-HAND |
| NUT STYLE | PLATE |
| MATERIAL | NICKEL ALLOY 718 OVERALL |
| THREAD SERIES | UNJF |
| NOMINAL THREAD SIZE | 0.250 INCHES |
| THREAD QUANTITY PER INCH | 28 |
| THREAD CLASS | 3B |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM AND |
| DISULFIDE MOLYBDENUM OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 ASSN STD 1ST TREATMENT RESPONSE OR |
| AS5272 FED SPEC 2ND TREATMENT RESPONSE OVERALL |
| NUT LENGTH | 1.185 INCHES MINIMUM AND |
| 1.215 INCHES MAXIMUM |
| NUT HEIGHT | 0.452 INCHES MINIMUM AND |
| 0.492 INCHES MAXIMUM |
| PLATE THICKNESS | 0.140 INCHES MINIMUM AND |
| 0.160 INCHES MAXIMUM |
| PLATE WIDTH | 0.400 INCHES MINIMUM AND |
| 0.420 INCHES MAXIMUM |
| LUBRICATION | DRY FILM LUBRICANT |
| TEMP RATING | 450.0 DEG FAHRENHEIT NOMINAL |
| SPECIAL FEATURES | OLEVEL ATA-54; TENSILE STRENGTH OF 5060 LB. MIN; CADMIUM PLATE TYPE II,CLASS 3; DRY FILM LUBRICANT TYPE I; 50 SEATED ROOM TEMPERATURE RE-USE CYCLES |
| REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | ITEM IS FAA CERTIFIED |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | NUT-FLAT BEAM LOCK |
| THE MANUFACTURERS DATA | |
| MANUFACTURERS CODE | 29372 |
| DESIGN CONTROL REFERENCE | FBN12036-4 |