FASTENER LENGTH | 1.438 INCHES MINIMUM AND 1.500 INCHES MAXIMUM |
HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM PRIMARY WASHER |
HEAD HEIGHT | 0.270 INCHES MINIMUM AND 0.295 INCHES MAXIMUM |
HEAD STYLE | HEXAGON |
MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD ALL MATERIAL RESPONSES PRIMARY WASHER |
NOMINAL THREAD DIAMETER | 0.375 INCHES |
PRIMARY WASHER MATERIAL THICKNESS | 0.035 INCHES NOMINAL |
PRIMARY WASHER OUTSIDE DIAMETER | 0.678 INCHES MINIMUM AND 0.692 INCHES MAXIMUM |
WASHER QUANTITY | 1 |
WIDTH BETWEEN FLATS | 0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM |
SURFACE TREATMENT | CADMIUM OR ZINC FASTENER |
SURFACE TREATMENT | CADMIUM OR ZINC PRIMARY WASHER |
THREAD CLASS | 2A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 1.355 INCHES MINIMUM AND 1.500 INCHES MAXIMUM |
THREAD SERIES DESIGNATOR | UNF |
THREAD QUANTITY PER INCH | 24 |