| CHAMFER ANGLE | 20.0 DEGREES MAXIMUM |
| EXTENDED WASHER DIAMETER | 0.807 INCHES MINIMUM AND 0.817 INCHES MAXIMUM |
| EXTENDED WASHER THICKNESS | 0.053 INCHES MINIMUM AND 0.073 INCHES MAXIMUM |
| FASTENER LENGTH | 1.773 INCHES MINIMUM AND 1.803 INCHES MAXIMUM |
| GRIP DIAMETER | 0.4360 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM |
| GRIP LENGTH | 0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM |
| HEAD HEIGHT | 0.383 INCHES MINIMUM AND 0.403 INCHES MAXIMUM |
| HEAD MINOR DIAMETER | 0.485 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
| HEAD STYLE | SPLINE EXTENDED WASHER |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT, TENSION, NICKEL ALLOY 718, 220 KSI FTU, EXTERNAL WRENCHING, SPLINE DRIVE, FLANGED HEAD |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5662 INTERNATIONAL STD/SPEC ALL MATERIAL RESPONSES OR AMS5663 INTERNATIONAL STD/SPEC ALL MATERIAL RESPONSES OVERALL |
| MATERIAL | NICKEL ALLOY 718 OVERALL |
| MINIMUM TENSILE STRENGTH | 28300 POUNDS PER SQUARE INCH |
| NOMINAL THREAD DIAMETER | 0.4375 INCHES |
| SPECIAL FEATURES | CHEMISTRY OF AMS5662 (UNS N07718), AMS5663 (UNS N07718) OR AMS5962 (UNS N07718). ROOM TEMPERATURE TENSILE STRENGTH (LBF): MAX 33,480, MIN: 28,300 AT ROOM TEMP; 22,640 AT 800 DEG F. DOUBLE SHEAR STRENGTH LBF MIN: 37600.0. |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |
| THREAD QUANTITY PER INCH | 20 |
| SPECIFICATION/STANDARD DATA | 80205-NAS-14181 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS-QQ-P-416, TYPE II, CLASS 2, UP TO 450 DEG F INTERNATIONAL STD/SPEC ALL TREATMENT RESPONSES OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.763 INCHES MINIMUM |