| THREAD SERIES DESIGNATOR | UNJF |
| NOMINAL THREAD DIAMETER | 0.312 INCHES |
| THREAD QUANTITY PER INCH | 24 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.568 INCHES MINIMUM AND |
| 0.618 INCHES MAXIMUM |
| FASTENER LENGTH | 1.516 INCHES MINIMUM AND |
| 1.546 INCHES MAXIMUM |
| MATERIAL | IRON ALLOY 660 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416, TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| COLOR | GREEN THREADS |
| MINIMUM TENSILE STRENGTH | 200000 POUNDS PER SQUARE INCH |
| HEAD STYLE | DOUBLE HEXAGON W/HOLE |
| HEAD HEIGHT | 0.290 INCHES MINIMUM AND |
| 0.319 INCHES MAXIMUM |
| WIDTH BETWEEN FLATS | 0.367 INCHES MINIMUM AND |
| 0.376 INCHES MAXIMUM |
| EXTENDED WASHER DIAMETER | 0.575 INCHES MINIMUM AND |
| 0.585 INCHES MAXIMUM |
| EXTENDED WASHER THICKNESS | 0.040 INCHES MINIMUM AND |
| 0.060 INCHES MAXIMUM |
| GRIP LENGTH | 1.125 INCHES NOMINAL |
| GRIP DIAMETER | 0.3104 INCHES MINIMUM AND |
| 0.3110 INCHES MAXIMUM |
| SURFACE FINISH | 32.0 MICROINCHES BEARING SURFACE OF HEAD |
| 32.0 MICROINCHES GRIP |
| 32.0 MICROINCHES THREADS |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT,12 POINT HEAD,200 KSI MIN TENSILE,A286 CRES. |
| SPEC/STD CONTROLLING DATA | |
| MANUFACTURERS CODE | 81205 |
| MFR SOURCE CONTROLLING REFERENCE | BACB30LE5-18 |