| DISTANCE FROM LARGEST DIAMETER OF BEARING SURFACE OF HEAD TO RIBS | 0.240 INCHES NOMINAL |
| FASTENER LENGTH | 2.880 INCHES NOMINAL |
| FEATURES PROVIDED | CASEHARDENED |
| HARDNESS RATING | 28.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL |
| HEAD DIAMETER | 1.180 INCHES NOMINAL |
| HEAD HEIGHT | 0.320 INCHES NOMINAL |
| HEAD STYLE | FLAT CHAMFER |
| MATERIAL DOCUMENT AND CLASSIFICATION | SAE,GR7 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 3135 OVERALL |
| MINIMUM TENSILE STRENGTH | 133000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD DIAMETER | 0.750 INCHES |
| NONSTANDARD THREAD PITCH DIAMETER | +0.7044 TO 0.7084 INCHES |
| RIB LENGTH | 0.500 INCHES NOMINAL |
| RIB MAJOR DIAMETER | 0.810 INCHES MINIMUM AND 0.820 INCHES MAXIMUM |
| RIB QUANTITY | 36 |
| SHOULDER DIAMETER | 0.785 INCHES MINIMUM AND 0.790 INCHES MAXIMUM FIRST SHOULDER |
| SHOULDER SHAPE | RIBBED FIRST SHOULDER |
| SHOULDER LENGTH | 1.000 INCHES NOMINAL FIRST SHOULDER |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 1.060 INCHES MINIMUM |
| THREAD QUANTITY PER INCH | 16 |
| THREAD SERIES DESIGNATOR | UNF |