THREAD SERIES DESIGNATOR | UNC |
NOMINAL THREAD DIAMETER | 0.125 INCHES |
THREAD QUANTITY PER INCH | 40 |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.200 INCHES MAXIMUM |
FASTENER LENGTH | 0.250 INCHES NOMINAL |
MATERIAL | STEEL COMP 4037 OVERALL |
MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE OR |
| AISI/SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
SURFACE TREATMENT | CADMIUM OVERALL |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 1,CLASS C FED SPEC SINGLE TREATMENT RESPONSE 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 MINIMUM AND |
| 0.063 INCHES MAXIMUM |
POINT STYLE | OVAL |
SPEC/STD CONTROLLING DATA | |
MANUFACTURERS CODE | 88044 |
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | AN565D5H4 |