| MATERIAL | STEEL COMP 8740 OR |
| STEEL COMP 4140 |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6322 ASSN STD 1ST MATERIAL RESPONSE OR |
| AMS 6382 ASSN STD 2ND MATERIAL RESPONSE |
| SURFACE TREATMENT | CADMIUM OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| STYLE DESIGNATOR | STEPPED |
| SHANK DIAMETER | 0.282 INCHES MINIMUM AND |
| 0.286 INCHES MAXIMUM |
| OVERALL LENGTH | 1.880 INCHES MINIMUM AND |
| 1.920 INCHES MAXIMUM |
| THREAD SERIES DESIGNATOR | UNF NUT THREAD |
| UNS STUD THREAD |
| NOMINAL THREAD SIZE | 0.312 INCHES NUT THREAD |
| 0.375 INCHES STUD THREAD |
| THREAD CLASS | 3A NUT THREAD |
| THREAD QUANTITY PER INCH | 24 NUT THREAD |
| 16 STUD THREAD |
| THREAD PITCH DIAMETERS | 0.3430 TO 0.3440 INCHES STUD THREAD |
| THREAD DIRECTION | RIGHT-HAND NUT THREAD |
| RIGHT-HAND STUD THREAD |
| THREAD LENGTH | 0.620 INCHES MINIMUM AND |
| 0.800 INCHES MAXIMUM NUT THREAD |
| 0.730 INCHES MINIMUM AND |
| 0.770 INCHES MAXIMUM STUD THREAD |
| SPECIAL FEATURES | TWO COTTER PIN HOLES |
| 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 |
| THE MANUFACTURERS DATA | |
| MANUFACTURERS CODE | 0AHP5 |
| DESIGN CONTROL REFERENCE | 2135H115 |