| BASE WIDTH | 0.416 INCHES MAXIMUM |
| HARDNESS RATING | 49.0 ROCKWELL C MAXIMUM |
| LUBRICATION | DRY FILM LUBRICANT |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | NUT, SELF-LOCKING GANG CHANNEL |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-250/1 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-250/4 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-250/12 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-250/13 FED SPEC SINGLE MATERIAL RESPONSE CHANNEL |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-700 FED SPEC SINGLE MATERIAL RESPONSE NUT |
| MATERIAL | ALUMINUM ALLOY 1100 OR ALUMINUM ALLOY 2024 OR ALUMINUM ALLOY 7075 CHANNEL |
| MATERIAL | STEEL COMP 1035 OR STEEL COMP 1050 NUT |
| NOMINAL THREAD SIZE | 0.190 INCHES |
| NUT HEIGHT | 0.215 INCHES NOMINAL |
| NUT STYLE | GANG CHANNEL, SELF LOCKING |
| OVERALL HEIGHT | 0.250 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416, TYPE 2, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE NUT |
| SURFACE TREATMENT | CADMIUM NUT |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES | UNIFIED NATIONAL JOINT FINE (UNJF) |