THREAD SERIES DESIGNATOR | UNC |
NOMINAL THREAD DIAMETER | 0.164 INCHES |
THREAD QUANTITY PER INCH | 32 |
THREAD PITCH IN MILLIMETERS | 0.79 |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
FASTENER LENGTH | 0.375 INCHES NOMINAL |
MATERIAL | STEEL CORROSION RESISTING OVERALL |
MATERIAL DOCUMENT AND CLASSIFICATION | FED-STD-66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
SURFACE TREATMENT | PASSIVATE AND |
| OXIDE OVERALL |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC 1ST TREATMENT RESPONSE AND |
| MIL-C-13924,CLASS 4 MIL SPEC 2ND TREATMENT RESPONSE OVERALL |
MINIMUM TENSILE STRENGTH | 1120 POUNDS PER SQUARE INCH |
HEAD STYLE | FLAT COUNTERSUNK UNDERCUT |
HEAD DIAMETER | 0.311 INCHES MINIMUM AND |
| 0.359 INCHES MAXIMUM |
HEAD HEIGHT | 0.112 INCHES NOMINAL |
COUNTERSINK ANGLE | 82.0 DEGREES NOMINAL |
INTERNAL DRIVE STYLE | HEXAGON |
WIDTH ACROSS FLATS | 0.094 INCHES NOMINAL |
SPECIAL FEATURES | OXIDE IS BLACK |
SPEC/STD CONTROLLING DATA | |
MANUFACTURERS CODE | 96906 |
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MS24671-13B |