| OVERALL LENGTH | 1.610 INCHES MINIMUM AND 1.670 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6050 MIL SPEC SINGLE MATERIAL RESPONSE OR MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE |
| MATERIAL | STEEL COMP 8630 OR STEEL COMP 4130 |
| NOMINAL THREAD SIZE | 0.250 INCHES NUT THREAD |
| NOMINAL THREAD SIZE | 0.250 INCHES STUD THREAD |
| NUT END SHANK DIAMETER | 0.246 INCHES MINIMUM AND 0.249 INCHES MAXIMUM |
| NUT END SHANK LENGTH | 0.050 INCHES NOMINAL |
| SHOULDER DIAMETER | 0.440 INCHES NOMINAL |
| SHOULDER LENGTH | 0.570 INCHES NOMINAL |
| SPECIAL FEATURES | HEX RECESS IN STUD END,0.130 IN.DP X 0.125 IN. WD ACROSS FLATS;STUD END SHOULDER TAPERRED 5 DEG TOWARD CENTER;USED ON DOOR LIGHT IN-FLIGHT REFUELING B-52 AIRCRAFT |
| STUD END SHANK DIAMETER | 0.246 INCHES MINIMUM AND 0.249 INCHES MAXIMUM |
| STUD END SHANK LENGTH | 0.050 INCHES NOMINAL |
| STYLE DESIGNATOR | SHOULDERED |
| THREAD CLASS | 2A NUT THREAD |
| THREAD CLASS | 2A STUD THREAD |
| THREAD LENGTH | 0.320 INCHES NOMINAL STUD THREAD |
| THREAD DIRECTION | RIGHT-HAND NUT THREAD |
| THREAD DIRECTION | RIGHT-HAND STUD THREAD |
| THREAD LENGTH | 0.650 INCHES NOMINAL NUT THREAD |
| THREAD SERIES DESIGNATOR | UNF NUT THREAD |
| THREAD SERIES DESIGNATOR | UNF STUD THREAD |
| THREAD QUANTITY PER INCH | 28 NUT THREAD |
| THREAD QUANTITY PER INCH | 28 STUD THREAD |