EXTENDED WASHER DIAMETER | 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM |
EXTENDED WASHER THICKNESS | 0.040 INCHES MINIMUM AND 0.050 INCHES MAXIMUM |
FASTENER LENGTH | 2.520 INCHES MINIMUM AND 2.540 INCHES MAXIMUM |
FEATURES PROVIDED | FINISHED HEAD |
GRIP LENGTH | 1.870 INCHES MINIMUM AND 1.890 INCHES MAXIMUM |
HARDNESS RATING | 62.5 ROCKWELL A MINIMUM AND 69.0 ROCKWELL A MAXIMUM OVERALL |
HEAD HEIGHT | 0.250 INCHES MINIMUM AND 0.270 INCHES MAXIMUM |
HEAD STYLE | DOUBLE HEXAGON W/HOLE |
HOLE CONFIGURATION STYLE | ROUND LONGITUDINAL HOLE |
HOLE DIAMETER | 0.047 INCHES NOMINAL |
HOLE QUANTITY | 4 |
HOLE TYPE | DRILLED |
MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
MATERIAL | IRON ALLOY 660 OVERALL |
MINIMUM TENSILE STRENGTH | 130000 POUNDS PER SQUARE INCH |
NOMINAL THREAD DIAMETER | 0.250 INCHES |
WIDTH BETWEEN FLATS | 0.243 INCHES MINIMUM AND 0.251 INCHES MAXIMUM |
SURFACE FINISH | 63.0 MICROINCHES BEARING SURFACE OF HEAD |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
SURFACE TREATMENT | PASSIVATE OVERALL |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.630 INCHES MINIMUM AND 0.670 INCHES MAXIMUM |
THREAD QUANTITY PER INCH | 28 |
THREAD SERIES DESIGNATOR | UNF |