HARDNESS RATING | 28.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM |
OVERALL LENGTH | 1.270 INCHES MINIMUM AND 1.350 INCHES MAXIMUM |
MATERIAL DOCUMENT AND CLASSIFICATION | AMS 7456 ASSN STD SINGLE MATERIAL RESPONSE |
MATERIAL | STEEL |
NOMINAL THREAD SIZE | 0.312 INCHES NUT THREAD |
NOMINAL THREAD SIZE | 0.312 INCHES STUD THREAD |
SPECIAL FEATURES | 0.253 IN. DIA. OF UNTHREADED PORTION |
SURFACE FINISH | 63.0 MICROINCHES OVERALL |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
SURFACE TREATMENT | CADMIUM OVERALL |
THREAD DIRECTION | RIGHT-HAND NUT THREAD |
THREAD DIRECTION | RIGHT-HAND STUD THREAD |
THREAD CLASS | 3A NUT THREAD |
THREAD LENGTH | 0.420 INCHES MINIMUM AND 0.470 INCHES MAXIMUM STUD THREAD |
THREAD LENGTH | 0.640 INCHES MINIMUM AND 0.680 INCHES MAXIMUM NUT THREAD |
THREAD PITCH DIAMETERS | +0.2743 TO 0.2797 INCHES STUD THREAD |
THREAD SERIES DESIGNATOR | UNF NUT THREAD |
THREAD SERIES DESIGNATOR | UNS STUD THREAD |
THREAD QUANTITY PER INCH | 18 STUD THREAD |
THREAD QUANTITY PER INCH | 24 NUT THREAD |