| DIAMETER OF RECESSED PORTION OF SHANK | 0.250 INCHES MINIMUM AND 0.256 INCHES MAXIMUM |
| LENGTH OF RECESSED PORTION OF SHANK | 0.062 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | 850117B,FSCM 07482 MFR REF SINGLE MATERIAL RESPONSE |
| OVERALL LENGTH | 1.660 INCHES MINIMUM AND 1.700 INCHES MAXIMUM |
| MATERIAL | STEEL |
| NOMINAL THREAD SIZE | 0.312 INCHES STUD THREAD |
| SPECIAL FEATURES | LOK-THD LOCATED ON STUD END 60 PERCENT AND SHOULDER 0.060 IN. LG 0.247 IN. DIA LOCATED ON STUD END |
| STYLE DESIGNATOR | RECESSED |
| SURFACE FINISH | 63.0 MICROINCHES OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| THREAD DIRECTION | RIGHT-HAND NUT THREAD |
| THREAD DIRECTION | RIGHT-HAND STUD THREAD |
| THREAD CLASS | 2A NUT THREAD |
| THREAD CLASS | 3A STUD THREAD |
| THREAD LENGTH | 0.680 INCHES MINIMUM AND 0.720 INCHES MAXIMUM STUD THREAD |
| THREAD LENGTH | 0.700 INCHES MINIMUM AND 0.740 INCHES MAXIMUM NUT THREAD |
| THREAD SERIES DESIGNATOR | UNC STUD THREAD |
| THREAD QUANTITY PER INCH | 18 STUD THREAD |