| THREAD SERIES DESIGNATOR | UNJF |
| NOMINAL THREAD DIAMETER | 0.2500 INCHES |
| THREAD QUANTITY PER INCH | 28 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.425 INCHES NOMINAL |
| FASTENER LENGTH | 1.675 INCHES NOMINAL |
| MATERIAL | TITANIUM ALLOY UNS R56400 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS4928 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | BMS10-85, TYPE I, CLASS A MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| SINGLE SHEAR STRENGTH | 95000 POUNDS PER SQUARE INCH |
| HEAD STYLE | DOUBLE HEXAGON W/HOLE |
| HEAD HEIGHT | 0.235 INCHES NOMINAL |
| WIDTH BETWEEN FLATS | 0.305 INCHES MINIMUM AND |
| 0.313 INCHES MAXIMUM |
| EXTENDED WASHER DIAMETER | 0.470 INCHES NOMINAL |
| EXTENDED WASHER THICKNESS | 0.135 INCHES MINIMUM AND |
| 0.180 INCHES MAXIMUM |
| GRIP LENGTH | 1.250 INCHES NOMINAL |
| GRIP DIAMETER | 0.2495 INCHES NOMINAL |
| REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | ITEM IS FAA CERTIFIED |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT, 12 POINT HEAD, 160 KSI MIN TENSILE, 95 KSI MIN SHEAR, 6A-4V TITANIUM (NOMINAL AND OVERSIZE) |
| THE MANUFACTURERS DATA | |
| MANUFACTURERS CODE | 81205 |
| DESIGN CONTROL REFERENCE | BACB30MR4A20 |