| MATERIAL | STEEL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 7456 ASSN STD SINGLE MATERIAL RESPONSE |
| SURFACE TREATMENT | CADMIUM OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| OVERALL LENGTH | 2.740 INCHES MINIMUM AND |
| 2.760 INCHES MAXIMUM |
| THREAD SERIES DESIGNATOR | UNF NUT THREAD |
| UNS STUD THREAD |
| NOMINAL THREAD SIZE | 0.250 INCHES NUT THREAD |
| 0.250 INCHES STUD THREAD |
| THREAD CLASS | 3A NUT THREAD |
| THREAD QUANTITY PER INCH | 28 NUT THREAD |
| 20 STUD THREAD |
| THREAD PITCH DIAMETERS | 0.2340 TO 0.2364 INCHES STUD THREAD |
| THREAD DIRECTION | RIGHT-HAND NUT THREAD |
| RIGHT-HAND STUD THREAD |
| THREAD LENGTH | 0.490 INCHES MINIMUM AND |
| 0.560 INCHES MAXIMUM NUT THREAD |
| 0.678 INCHES MINIMUM AND |
| 0.780 INCHES MAXIMUM STUD THREAD |
| HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND |
| 32.0 ROCKWELL C MAXIMUM |
| DISTANCE FROM COTTER PIN HOLE CENTERLINE TO NUT END | 0.084 INCHES MINIMUM AND |
| 0.104 INCHES MAXIMUM FIRST HOLE |
| COTTER PIN HOLE DIAMETER | 0.068 INCHES MINIMUM AND |
| 0.088 INCHES MAXIMUM FIRST HOLE |
| SURFACE FINISH | 32.0 MICROINCHES NUT THD |
| 63.0 MICROINCHES SHANK |
| 32.0 MICROINCHES STUD THD |
| THE MANUFACTURERS DATA | |
| MANUFACTURERS CODE | 77445 |
| DESIGN CONTROL REFERENCE | 18767-12 |