| THREAD SERIES DESIGNATOR | UNJF |
| NOMINAL THREAD DIAMETER | 0.2500 INCHES |
| THREAD QUANTITY PER INCH | 28 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.370 INCHES NOMINAL |
| FASTENER LENGTH | 1.667 INCHES MINIMUM AND |
| 1.697 INCHES MAXIMUM |
| MATERIAL | STEEL COMP 4140 OR |
| STEEL COMP E4340 OR |
| STEEL COMP 4340 OR |
| STEEL COMP 8740 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS6382 ASSN STD 1ST MATERIAL RESPONSE OR |
| AMS6484 ASSN STD 2ND MATERIAL RESPONSE OR |
| AMS6415 ASSN STD 3RD MATERIAL RESPONSE OR |
| AMS6322 ASSN STD 4TH MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS-QQ-P-430, TYPE II, CLASS 2, BOLTS ARE NOT PICKLED, IMMIDIATELY AFTER PLATING (WITHIN 1 HOUR) BAKE AT 275 DEG +/- 25 DEG FOR A MINIMUM OF 23 HOURS. ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| MINIMUM TENSILE STRENGTH | 108000 POUNDS PER SQUARE INCH |
| HEAD STYLE | HEXAGON |
| HEAD HEIGHT | 0.125 INCHES MINIMUM AND |
| 0.140 INCHES MAXIMUM |
| WIDTH BETWEEN FLATS | 0.430 INCHES MINIMUM AND |
| 0.439 INCHES MAXIMUM |
| GRIP LENGTH | 1.302 INCHES MINIMUM AND |
| 1.322 INCHES MAXIMUM |
| GRIP DIAMETER | 0.2485 INCHES MINIMUM AND |
| 0.2495 INCHES MAXIMUM |
| SPECIFICATION/STANDARD DATA | 80205-NAS2813 THRU NAS2830 NATIONAL STD/SPEC |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT, SHEAR, HEXAGON HEAD, CLOSE TOLERANCE, SHORT THREAD, 108 KSI FSU |