| NONMACHINE NOMINAL THREAD DIAMETER | 0.138 INCHES |
| FASTENER LENGTH | 0.500 INCHES NOMINAL |
| MATERIAL | STEEL COMP 1022 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD 1ST MATERIAL RESPONSE OR |
| AISI ASSN STD 2ND MATERIAL RESPONSE OR |
| SAE ASSN STD 3RD MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| HARDNESS RATING | 65.0 ROCKWELL B MINIMUM AND |
| 75.0 ROCKWELL B MAXIMUM OVERALL |
| MINIMUM TENSILE STRENGTH | 132000 POUNDS PER SQUARE INCH |
| HEAD STYLE | ROUND |
| HEAD DIAMETER | 0.240 INCHES MINIMUM AND |
| 0.260 INCHES MAXIMUM |
| HEAD HEIGHT | 0.091 INCHES MINIMUM AND |
| 0.103 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | SLOT |
| SPECIAL FEATURES | TRIANGLE /TAPTITE) SHAPE THREADS |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW,TAPPING |
| SPEC/STD CONTROLLING DATA | |
| MANUFACTURERS CODE | 38597 |
| MFR SOURCE CONTROLLING REFERENCE | 26H2-6 |