THREAD SERIES DESIGNATOR | UNC |
NOMINAL THREAD DIAMETER | 0.138 INCHES |
THREAD QUANTITY PER INCH | 32 |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.138 INCHES NOMINAL |
FASTENER LENGTH | 0.138 INCHES NOMINAL |
MATERIAL | STEEL COMP 4037 OR |
| STEEL COMP 4137 OR |
| STEEL COMP 8740 OR |
| STEEL COMP 8630 OVERALL |
MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-624 FED SPEC 1ST MATERIAL RESPONSE OR |
| QQ-S-624 FED SPEC 2ND MATERIAL RESPONSE OR |
| MIL-S-6049 MIL SPEC 3RD MATERIAL RESPONSE OR |
| MIL-S-6050 MIL SPEC 4TH MATERIAL RESPONSE OVERALL |
SURFACE TREATMENT | CADMIUM OVERALL |
HARDNESS RATING | 45.0 ROCKWELL C MINIMUM AND |
| 53.0 ROCKWELL C MAXIMUM OVERALL |
HEAD STYLE | HEADLESS (SETSCREW) |
INTERNAL DRIVE STYLE | HEXAGON |
WIDTH ACROSS FLATS | 0.062 INCHES NOMINAL |
POINT STYLE | CUP |
FEATURES PROVIDED | CASEHARDENED |
SPEC/STD CONTROLLING DATA | |
MANUFACTURERS CODE | 88044 |
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | AN565D6H3 |