| FASTENER LENGTH | 0.469 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
| HEAD DIAMETER | 0.389 INCHES MINIMUM AND 0.414 INCHES MAXIMUM |
| HEAD HEIGHT | 0.161 INCHES MINIMUM AND 0.170 INCHES MAXIMUM |
| HEAD STYLE | FILLISTER |
| HOLE CONFIGURATION STYLE | ROUND |
| HOLE DIAMETER | 0.062 INCHES NOMINAL |
| HOLE QUANTITY | 1 |
| HOLE TYPE | DRILLED |
| INTERNAL DRIVE STYLE | SLOT |
| LOCKING FEATURE | PELLET THREADS |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-637 FED SPEC ALL MATERIAL RESPONSES OR 66 FED STD ALL MATERIAL RESPONSES OVERALL |
| MATERIAL | STEEL COMP 1109 OR STEEL COMP 1110 OR STEEL COMP 1116 OR STEEL COMP 1117 OR STEEL COMP 1118 OR STEEL COMP 1119 OR STEEL COMP 1132 OR STEEL COMP 1137 OR STEEL COMP 1139 OR STEEL COMP 1140 OR STEEL COMP 1141 OR STEEL COMP 1144 OR STEEL COMP 1145 OR STEEL COMP 1146 OR STEEL COMP 1151 OR STEEL COMP 1211 OR STEEL COMP 1212 OR STEEL COMP 1213 OR STEEL COMP 1215 OR STEEL COMP 12L14 OVERALL |
| MINIMUM TENSILE STRENGTH | 60000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD DIAMETER | 0.250 INCHES |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD CLASS | 2A |
| THREAD LENGTH | 0.398 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
| THREAD QUANTITY PER INCH | 28 |
| THREAD SERIES DESIGNATOR | UNF |