| HARDNESS RATING | 32.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM |
| OVERALL LENGTH | 5.562 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-624 FED SPEC ALL MATERIAL RESPONSES |
| MATERIAL | STEEL COMP 4140 OR STEEL COMP 8640 OR STEEL COMP 8740 |
| NOMINAL THREAD SIZE | 1.000 INCHES NUT THREAD |
| NOMINAL THREAD SIZE | 1.000 INCHES STUD THREAD |
| SPECIAL FEATURES | ONE POINTED END 0.312 IN. TAPERING TO A 60 DEGREE ANGLE WITH A MICROINCH FINISH OF 125 |
| SURFACE FINISH | 250.0 MICROINCHES OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
| THREAD CLASS | 5A STUD THREAD |
| THREAD DIRECTION | RIGHT-HAND NUT THREAD |
| THREAD DIRECTION | RIGHT-HAND STUD THREAD |
| THREAD CLASS | 3A NUT THREAD |
| THREAD LENGTH | 1.250 INCHES NOMINAL STUD THREAD |
| THREAD LENGTH | 3.875 INCHES NOMINAL NUT THREAD |
| THREAD QUANTITY PER INCH | 14 NUT THREAD |
| THREAD QUANTITY PER INCH | 14 STUD THREAD |
| THREAD SERIES DESIGNATOR | UNS NUT THREAD |
| THREAD SERIES DESIGNATOR | UNS STUD THREAD |