| COTTER PIN HOLE DIAMETER | 0.099 INCHES NOMINAL FIRST HOLE |
| DISTANCE FROM COTTER PIN HOLE CENTERLINE TO NUT END | 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM FIRST HOLE |
| HARDNESS RATING | 30.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM |
| OVERALL LENGTH | 1.948 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 7456 ASSN STD SINGLE MATERIAL RESPONSE |
| MATERIAL | STEEL |
| NOMINAL THREAD SIZE | 0.438 INCHES NUT THREAD |
| NOMINAL THREAD SIZE | 0.438 INCHES STUD THREAD |
| 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 | 0.615 INCHES NOMINAL NUT THREAD |
| THREAD LENGTH | 1.178 INCHES NOMINAL STUD THREAD |
| THREAD PITCH DIAMETERS | +0.4000 TO 0.4023 INCHES STUD THREAD |
| THREAD SERIES DESIGNATOR | UNF NUT THREAD |
| THREAD SERIES DESIGNATOR | UNS STUD THREAD |
| THREAD QUANTITY PER INCH | 14 STUD THREAD |
| THREAD QUANTITY PER INCH | 20 NUT THREAD |