DIAMETER OF RECESSED PORTION OF SHANK | 0.312 INCHES MINIMUM AND 0.317 INCHES MAXIMUM |
DISTANCE ACROSS FLATS | 0.250 INCHES NOMINAL |
LENGTH OF RECESSED PORTION OF SHANK | 0.400 INCHES NOMINAL |
OVERALL LENGTH | 7.460 INCHES MINIMUM AND 7.464 INCHES MAXIMUM |
MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5659 ASSN STD 1ST MATERIAL RESPONSE OR AMS 6543 ASSN STD 2ND MATERIAL RESPONSE |
MATERIAL | STEEL CORROSION RESISTING |
NOMINAL THREAD SIZE | 0.250 INCHES NUT THREAD |
NOMINAL THREAD SIZE | 0.250 INCHES STUD THREAD |
SPECIAL FEATURES | THREE GROOVES 0.225 IN. DIA FOR TWO. ONE 0.200 IN. DIA |
STYLE DESIGNATOR | RECESSED |
SURFACE TREATMENT | PASSIVATE OVERALL |
THREAD DIRECTION | RIGHT-HAND NUT THREAD |
THREAD DIRECTION | RIGHT-HAND STUD THREAD |
THREAD CLASS | 3A NUT THREAD |
THREAD CLASS | 3A STUD THREAD |
THREAD LENGTH | 0.360 INCHES NOMINAL STUD THREAD |
THREAD LENGTH | 0.610 INCHES NOMINAL NUT THREAD |
THREAD QUANTITY PER INCH | 28 NUT THREAD |
THREAD QUANTITY PER INCH | 28 STUD THREAD |
THREAD SERIES DESIGNATOR | UNF NUT THREAD |