| MATERIAL | STEEL COMP 8740 |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE |
| SURFACE TREATMENT | CADMIUM OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| OVERALL LENGTH | 1.240 INCHES MINIMUM AND |
| 1.260 INCHES MAXIMUM |
| THREAD SERIES DESIGNATOR | UNF NUT THREAD |
| UNC STUD THREAD |
| NOMINAL THREAD SIZE | 0.250 INCHES NUT THREAD |
| 0.250 INCHES STUD THREAD |
| THREAD QUANTITY PER INCH | 28 NUT THREAD |
| 20 STUD THREAD |
| THREAD PITCH DIAMETERS | 0.2278 TO 0.2293 INCHES STUD THREAD |
| THREAD DIRECTION | RIGHT-HAND NUT THREAD |
| RIGHT-HAND STUD THREAD |
| THREAD LENGTH | 0.438 INCHES MINIMUM NUT THREAD |
| 0.688 INCHES MINIMUM STUD THREAD |
| HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND |
| 32.0 ROCKWELL C MAXIMUM |
| DISTANCE FROM COTTER PIN HOLE CENTERLINE TO NUT END | 0.110 INCHES NOMINAL FIRST HOLE |
| COTTER PIN HOLE DIAMETER | 0.065 INCHES MINIMUM AND |
| 0.072 INCHES MAXIMUM FIRST HOLE |
| SURFACE FINISH | 63.0 MICROINCHES SHANK |
| SPEC/STD CONTROLLING DATA | |
| MANUFACTURERS CODE | 88044 |
| DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | AN128396 |