THREAD SERIES DESIGNATOR | UNJF |
NOMINAL THREAD DIAMETER | 0.6250 INCHES |
THREAD QUANTITY PER INCH | 18 |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.626 INCHES NOMINAL |
FASTENER LENGTH | 3.298 INCHES MINIMUM AND |
| 3.343 INCHES MAXIMUM |
MATERIAL | STEEL CORROSION RESISTING OVERALL |
MATERIAL DOCUMENT AND CLASSIFICATION | AMS5731 INTERNATIONAL STD/SPEC ALL MATERIAL RESPONSES OR |
| AMS5732 INTERNATIONAL STD/SPEC ALL MATERIAL RESPONSES OVERALL |
SURFACE TREATMENT | CADMIUM OVERALL |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS-QQ-P-416, TYPE II, CLASS 2 INTERNATIONAL STD/SPEC ALL TREATMENT RESPONSES OVERALL |
COLOR | GREEN THREADS |
MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
HEAD STYLE | DISHED HEXAGON |
HEAD HEIGHT | 0.312 INCHES MINIMUM AND |
| 0.327 INCHES MAXIMUM |
WIDTH BETWEEN FLATS | 0.928 INCHES MINIMUM AND |
| 0.940 INCHES MAXIMUM |
CHAMFER ANGLE | 10.0 DEGREES MINIMUM AND |
| 20.0 DEGREES MAXIMUM |
GRIP LENGTH | 2.365 INCHES MINIMUM AND |
| 2.385 INCHES MAXIMUM |
GRIP DIAMETER | 0.6230 INCHES MINIMUM AND |
| 0.6240 INCHES MAXIMUM |
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 2.794 INCHES NOMINAL THREADS |
SHANK UNTHREADED HOLE DIAMETER | 0.141 INCHES MINIMUM AND |
| 0.151 INCHES MAXIMUM THREADS |
SPECIAL FEATURES | CRES - A286 (UNS S66286) CONFORMING TO THE CHEMISTRY OF AMS5731, AMS5732, AMS5737, OR AMS5853. NON-LOCKING. HEAT TREAT: 160 - 190 KSI FTU. NO FINISH CODE AFTER BASIC NUMBER FOR CADMIUM PLATED BOLTS. ADD "D" AFTER GRIP DASH NUMBER FOR DRILLED SHANK BOLTS. CADMIUM PLATED - CADMIUM PLATE PER AMS-QQ-P-416, TYPE II, CLASS 2. IDENTIFY WITH GREEN DYE OR PAINT ON THE THREAD END. |
SPECIFICATION/STANDARD DATA | 80205-NAS6303 THRU NAS6320 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT, TENSION, HEX HEAD, CLOSE TOLERANCE, A286 CRES, SHORT THREAD, REDUCED MAJOR THREAD DIA., SELF-LOCKING AND NONLOCKING, 160 KSI FTU |
HAZARDOUS SUBSTANCES | CADMIUM |