| DISTANCE FROM COTTER PIN HOLE CENTERLINE TO NUT END | 0.131 INCHES MINIMUM AND 0.151 INCHES MAXIMUM FIRST HOLE |
| COTTER PIN HOLE DIAMETER | 0.060 INCHES MINIMUM AND 0.080 INCHES MAXIMUM FIRST HOLE |
| HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
| OVERALL LENGTH | 1.521 INCHES MINIMUM AND 1.541 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | EMS 85045,FSCM 24617 MFR REF SINGLE MATERIAL RESPONSE |
| MATERIAL | STEEL |
| NOMINAL THREAD SIZE | 0.250 INCHES NUT THREAD |
| NOMINAL THREAD SIZE | 0.312 INCHES STUD THREAD |
| SHANK DIAMETER | 0.246 INCHES MINIMUM AND 0.249 INCHES MAXIMUM |
| STYLE DESIGNATOR | STEPPED |
| SURFACE FINISH | 63.0 MICROINCHES OVERALL |
| THREAD CLASS | 3A NUT THREAD |
| THREAD DIRECTION | RIGHT-HAND NUT THREAD |
| THREAD DIRECTION | RIGHT-HAND STUD THREAD |
| THREAD LENGTH | 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM NUT THREAD |
| THREAD LENGTH | 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM STUD THREAD |
| THREAD PITCH DIAMETERS | +0.2839 TO 0.2854 INCHES STUD THREAD |
| THREAD QUANTITY PER INCH | 18 STUD THREAD |
| THREAD QUANTITY PER INCH | 28 NUT THREAD |
| THREAD SERIES DESIGNATOR | UNF NUT THREAD |
| THREAD SERIES DESIGNATOR | UNS STUD THREAD |