| CHAMFER ANGLE | 30.0 DEGREES NOMINAL AND 45.0 DEGREES NOMINAL |
| EXTENDED WASHER THICKNESS | 0.026 INCHES MINIMUM AND 0.046 INCHES MAXIMUM |
| EXTENDED WASHER DIAMETER | 0.460 INCHES MINIMUM AND 0.470 INCHES MAXIMUM |
| FASTENER LENGTH | 1.205 INCHES MINIMUM AND 1.235 INCHES MAXIMUM |
| GRIP DIAMETER | 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM |
| GRIP LENGTH | 0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM |
| HARDNESS RATING | |
| HEAD HEIGHT | 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM |
| HEAD MINOR DIAMETER | 0.235 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| HEAD STYLE | SPLINE EXTENDED WASHER |
| MATERIAL DOCUMENT AND CLASSIFICATION | |
| MATERIAL | |
| MINIMUM TENSILE STRENGTH | 6980 POUNDS PER SQUARE INCH |
| NOMINAL THREAD DIAMETER | 0.2500 INCHES |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT, TENSION, STEEL, 180 KSI FTU, 450 F EXTERNAL WRENCHING, SPLINE DRIVE, FLANGED |
| SPECIAL FEATURES | ALLOY STEEL- 4140 (UNS G41400) PER AMS6382, 4340 (UNS G43406) PER AMS6415 OR AMS6484, 8740 (UNS G87400) PER AMS6322, AMS6325 OR AMS6327, OR 6150 (UNS G61500) PER AMS6448. CADMIUM PLATE PER AMS-QQ-P-416, TYPE II, CLASS 2. DOUBLE SHEAR STRENGTH LBF MIN: 10600. UNDRILLED HEAD. |
| SPECIFICATION/STANDARD DATA | 80205-NAS-21134 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| SURFACE TREATMENT | CADMIUM OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | UNABLE TO DECODE |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.445 INCHES MINIMUM AND 0.465 INCHES MAXIMUM |
| THREAD QUANTITY PER INCH | 28 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |