| THREAD SERIES DESIGNATOR | UNJF |
| NOMINAL THREAD DIAMETER | 0.1900 INCHES |
| THREAD QUANTITY PER INCH | 32 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.363 INCHES NOMINAL |
| FASTENER LENGTH | 0.598 INCHES MINIMUM AND |
| 0.628 INCHES MAXIMUM |
| MATERIAL | STEEL OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | H11 ALLOY STEEL PER AMS6487 AEROSPACE MATERIAL SPEC STD SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | ALUMINUM AND |
| LUBRICANT OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ION VAPOR DEPOSITED ALUMINUM COATED PER MIL-DTL-83488,TY II,CL 3 MIL SPEC 1ST TREATMENT RESPONSE AND |
| DRY FILM LUBRICANT PER MIL-PRF-46010(OR AS5272 TY I) APPLIED OVER ALUMINUM COATING MIL SPEC 2ND TREATMENT RESPONSE OVERALL |
| HARDNESS RATING | 46.0 ROCKWELL C MINIMUM AND |
| 50.0 ROCKWELL C MAXIMUM OVERALL |
| MINIMUM TENSILE STRENGTH | 220000 POUNDS PER SQUARE INCH |
| SINGLE SHEAR STRENGTH | 132000 POUNDS PER SQUARE INCH |
| HEAD STYLE | FLAT COUNTERSUNK |
| HEAD DIAMETER | 0.258 INCHES MINIMUM AND |
| 0.305 INCHES MAXIMUM |
| HEAD HEIGHT | 0.049 INCHES NOMINAL |
| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND |
| 101.0 DEGREES MAXIMUM |
| INTERNAL DRIVE STYLE | OFFSET CRUCIFORM (TORQUE SET) |
| GRIP LENGTH | 0.250 INCHES NOMINAL |
| GRIP DIAMETER | 0.1885 INCHES MINIMUM AND |
| 0.1895 INCHES MAXIMUM |
| SURFACE FINISH | 32.0 MICROINCHES OVERALL |
| FEATURES PROVIDED | DRY FILM LUBRICANT |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT,100 DEG REDUCED HEAD,OFFSET CRUCIFORM,132 KSI MIN SHEAR |