| HARDNESS RATING | 28.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM |
| OVERALL LENGTH | 1.850 INCHES MINIMUM AND 1.870 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | BS0T14C FSCM 59650 MFR REF SINGLE MATERIAL RESPONSE OR 8501178 FSCM 59650 MFR REF SINGLE MATERIAL RESPONSE |
| MATERIAL | STEEL |
| NOMINAL THREAD SIZE | 0.375 INCHES NUT THREAD |
| NOMINAL THREAD SIZE | 0.375 INCHES STUD THREAD |
| SPECIAL FEATURES | UNTHD PORTION 0.316 IN. DIA |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| THREAD CLASS | 3A NUT THREAD |
| THREAD DIRECTION | RIGHT-HAND NUT THREAD |
| THREAD DIRECTION | RIGHT-HAND STUD THREAD |
| THREAD LENGTH | 0.840 INCHES MINIMUM AND 0.860 INCHES MAXIMUM NUT THREAD |
| THREAD LENGTH | 0.730 INCHES MINIMUM AND 0.750 INCHES MAXIMUM STUD THREAD |
| THREAD PITCH DIAMETERS | +0.3254 TO 0.3313 INCHES STUD THREAD |
| THREAD SERIES DESIGNATOR | UNF NUT THREAD |
| THREAD SERIES DESIGNATOR | UNS STUD THREAD |
| THREAD QUANTITY PER INCH | 16 STUD THREAD |
| THREAD QUANTITY PER INCH | 24 NUT THREAD |