FASTENER LENGTH | 1.390 INCHES MINIMUM AND 1.430 INCHES MAXIMUM |
HARDNESS RATING | 28.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL |
HEAD HEIGHT | 0.250 INCHES NOMINAL |
HEAD STYLE | CROWNED HEXAGON |
MATERIAL DOCUMENT AND CLASSIFICATION | AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
MATERIAL | STEEL COMP 4037 OVERALL |
NOMINAL THREAD DIAMETER | 0.500 INCHES |
SHOULDER DIAMETER | 0.540 INCHES MINIMUM AND 0.560 INCHES MAXIMUM FIRST SHOULDER |
SHOULDER SHAPE | ROUND FIRST SHOULDER |
SHOULDER LENGTH | 0.790 INCHES MINIMUM AND 0.810 INCHES MAXIMUM FIRST SHOULDER |
SPECIAL FEATURES | NYLON STRIP LOCKING FEATURE IN THREADS |
WIDTH BETWEEN FLATS | 0.798 INCHES MINIMUM AND 0.812 INCHES MAXIMUM |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | GM 4363-M FSCM 11862 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
SURFACE TREATMENT | ZINC OVERALL |
THREAD CLASS | 2A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.600 INCHES MINIMUM AND 0.620 INCHES MAXIMUM |
THREAD QUANTITY PER INCH | 13 |
THREAD SERIES DESIGNATOR | UNRC |