| THREAD SERIES DESIGNATOR | UNJF |
| NOMINAL THREAD DIAMETER | 0.4375 INCHES |
| THREAD QUANTITY PER INCH | 20 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.733 INCHES NOMINAL |
| FASTENER LENGTH | 2.0455 INCHES NOMINAL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | BMS10-85, TYPE I, CLASS A MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| HEAD STYLE | DOUBLE HEXAGON W/HOLE |
| HEAD HEIGHT | 0.375 INCHES NOMINAL |
| WIDTH BETWEEN FLATS | 0.492 INCHES MINIMUM AND |
| 0.502 INCHES MAXIMUM |
| EXTENDED WASHER DIAMETER | 0.745 INCHES NOMINAL |
| EXTENDED WASHER THICKNESS | 0.099 INCHES NOMINAL |
| GRIP LENGTH | 1.3125 INCHES NOMINAL |
| GRIP DIAMETER | 0.4360 INCHES MINIMUM AND |
| 0.4370 INCHES MAXIMUM |
| DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 1.9395 INCHES NOMINAL ALL HOLES |
| SHANK UNTHREADED HOLE DIAMETER | 0.106 INCHES NOMINAL ALL HOLES |
| REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | ITEM IS FAA CERTIFIED |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT, 12 POINT HEAD, 200 KSI MIN TENSILE, A286 CRES (NOMINAL AND OVERSIZE) |
| THE MANUFACTURERS DATA | |
| MANUFACTURERS CODE | 81205 |
| DESIGN CONTROL REFERENCE | BACB30LE7DK21 |