| THREAD SERIES | UNC |
| NOMINAL THREAD SIZE | 0.312 INCHES |
| THREAD QUANTITY PER INCH | 32 |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| MATING MEMBER DIAMETER ACCOMMODATED | 1.658 INCHES MINIMUM AND |
| 1.673 INCHES MAXIMUM |
| MATERIAL | STEEL NUT |
| ALUMINUM ALLOY 6061 OVERALL EXCEPT INSERT |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-N-45938 MIL SPEC 2ND MATERIAL RESPONSE NUT |
| QQ-A-250/11 FED SPEC 1ST MATERIAL RESPONSE OVERALL EXCEPT INSERT |
| SURFACE TREATMENT | CADMIUM NUT |
| CHROMATE OVERALL EXCEPT INSERT |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-N-45938 MIL SPEC 2ND TREATMENT RESPONSE NUT |
| MIL-C-5541 MIL SPEC 1ST TREATMENT RESPONSE OVERALL EXCEPT INSERT |
| MATERIAL THICKNESS | 0.037 INCHES MINIMUM AND |
| 0.043 INCHES MAXIMUM |
| NUT LENGTH | 1.876 INCHES MINIMUM AND |
| 1.906 INCHES MAXIMUM |
| NUT WIDTH | 1.876 INCHES MINIMUM AND |
| 1.906 INCHES MAXIMUM |
| APERTURE QUANTITY | 4 |
| LUBRICATION | DRY FILM LUBRICANT |
| SPECIAL FEATURES | ONE CENTRALLY LOCATED RD HOLE 1.658 IN. MIN DIA AND 1.673 IN. MAX DIA; FOUR CLINCH NUTS MOUNTED ON 1.497 IN. MIN X 1.503 IN. MAX MOUNTING CENTERS; NUTS EXTEND FOR A TOTAL THK OF 0.123 IN. MIN,0.183 IN. MAX; FOUR CORNERS 0.090 IN. NOM RADIUS; CLINCH NUTS ARE SELFLOCKING TYPE |
| THE MANUFACTURERS DATA | |
| MANUFACTURERS CODE | 04967 |
| DESIGN CONTROL REFERENCE | FSC/MD-25 |