| FASTENER LENGTH | 0.219 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| HEAD DIAMETER | 0.256 INCHES MINIMUM AND 0.270 INCHES MAXIMUM |
| HEAD HEIGHT | 0.058 INCHES MINIMUM AND 0.068 INCHES MAXIMUM |
| HEAD STYLE | PAN NO. 2 |
| INTERNAL DRIVE STYLE | SLOT |
| MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD ALL MATERIAL RESPONSES PRIMARY WASHER |
| MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD ALL MATERIAL RESPONSES FASTENER |
| NOMINAL THREAD DIAMETER | 0.112 INCHES |
| PRIMARY WASHER STYLE | FLAT EXTERNAL TEETH |
| PRIMARY WASHER MATERIAL THICKNESS | 0.012 INCHES MINIMUM AND 0.020 INCHES MAXIMUM |
| PRIMARY WASHER OUTSIDE DIAMETER | 0.220 INCHES MINIMUM AND 0.230 INCHES MAXIMUM |
| WASHER QUANTITY | 1 |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.169 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| THREAD QUANTITY PER INCH | 40 |
| THREAD SERIES DESIGNATOR | UNC |