| OVERALL LENGTH | 1.880 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 7471 ASSN STD SINGLE MATERIAL RESPONSE |
| MATERIAL | NICKEL ALLOY |
| NOMINAL THREAD SIZE | 0.250 INCHES NUT THREAD |
| NOMINAL THREAD SIZE | 0.250 INCHES STUD THREAD |
| NUT END SHANK DIAMETER | 0.310 INCHES NOMINAL |
| NUT END SHANK LENGTH | 0.330 INCHES MINIMUM AND 0.350 INCHES MAXIMUM |
| SHOULDER DIAMETER | 0.480 INCHES MINIMUM AND 0.520 INCHES MAXIMUM |
| SHOULDER LENGTH | 0.115 INCHES MINIMUM AND 0.125 INCHES MAXIMUM |
| SPECIAL FEATURES | SHOULDER IS D-SHAPED WITH CENTER TO FLAT AT 0.245 TO 0.255 IN.; GROOVE LOCATED BETWEEN SHANK AND SHOULDER,0.280 TO 0.285 IN.DIA,0.030 TO 0.040 IN. WIDE; GROOVE LOCATED BETWEEN SHANK AND NUT END THREAD,0.221 TO 0.231 IN. DIA,0.270 IN. MAX WIDE |
| STYLE DESIGNATOR | SHOULDERED |
| SURFACE FINISH | 125.0 MICROINCHES OVERALL |
| SURFACE FINISH | 63.0 MICROINCHES SHOULDER BEARING SURFACE |
| THREAD CLASS | 3A NUT THREAD |
| THREAD CLASS | 3A STUD THREAD |
| THREAD DIRECTION | RIGHT-HAND NUT THREAD |
| THREAD DIRECTION | RIGHT-HAND STUD THREAD |
| THREAD LENGTH | 0.670 INCHES MINIMUM AND 0.690 INCHES MAXIMUM STUD THREAD |
| THREAD LENGTH | 0.720 INCHES MINIMUM NUT THREAD |
| THREAD QUANTITY PER INCH | 28 NUT THREAD |
| THREAD QUANTITY PER INCH | 28 STUD THREAD |
| THREAD SERIES DESIGNATOR | UNJF NUT THREAD |
| THREAD SERIES DESIGNATOR | UNJF STUD THREAD |