COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
FASTENER LENGTH | 1.723 INCHES MINIMUM AND 1.753 INCHES MAXIMUM |
GRIP DIAMETER | 0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM |
GRIP LENGTH | 1.365 INCHES MINIMUM AND 1.385 INCHES MAXIMUM |
HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL |
HEAD DIAMETER | 0.3390 INCHES MINIMUM AND 0.3813 INCHES MAXIMUM |
HEAD STYLE | FLAT COUNTERSUNK |
INTERNAL DRIVE STYLE | OFFSET CRUCIFORM (TORQUE SET) |
MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 3RD MATERIAL RESPONSE OVERALL |
MATERIAL | STEEL COMP 4140 OR STEEL COMP E4340 OR STEEL COMP 8740 OVERALL |
MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
NOMINAL THREAD DIAMETER | 0.190 INCHES |
SPECIAL FEATURES | INTERNAL DRIVE RIBBED |
SPECIFICATION/STANDARD DATA | 80205-NAS1580 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
SURFACE FINISH | 32.0 MICROINCHES GRIP |
SURFACE FINISH | 32.0 MICROINCHES THREADS |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2 CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.338 INCHES MINIMUM AND 0.388 INCHES MAXIMUM |
THREAD SERIES DESIGNATOR | UNJF |
THREAD QUANTITY PER INCH | 32 |