| MATERIAL | STEEL COMP 8740 OR |
| STEEL COMP 4140 |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6322 ASSN STD 1ST MATERIAL RESPONSE OR |
| AMS 6324 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 | 0.244 INCHES MINIMUM AND |
| 0.250 INCHES MAXIMUM |
| OVERALL LENGTH | 1.375 INCHES NOMINAL |
| THREAD SERIES DESIGNATOR | UNF NUT THREAD |
| UNS STUD THREAD |
| NOMINAL THREAD SIZE | 0.250 INCHES NUT THREAD |
| 0.312 INCHES STUD THREAD |
| THREAD CLASS | 3A NUT THREAD |
| THREAD QUANTITY PER INCH | 28 NUT THREAD |
| 18 STUD THREAD |
| THREAD PITCH DIAMETERS | 0.2805 TO 0.2821 INCHES STUD THREAD |
| THREAD DIRECTION | RIGHT-HAND NUT THREAD |
| RIGHT-HAND STUD THREAD |
| THREAD LENGTH | 0.531 INCHES MINIMUM NUT THREAD |
| 0.594 INCHES MINIMUM STUD THREAD |
| SPECIAL FEATURES | STUD END THREAD 0.002 IN. OVERSIZE |
| HARDNESS RATING | 32.0 ROCKWELL C MINIMUM AND |
| 36.0 ROCKWELL C MAXIMUM |
| THE MANUFACTURERS DATA | |
| MANUFACTURERS CODE | 06848 |
| DESIGN CONTROL REFERENCE | 116081 |