| COLOR | BLACK |
| FASTENER LENGTH | 0.282 INCHES MINIMUM AND 0.312 INCHES MAXIMUM |
| HEAD DIAMETER | 0.306 INCHES MINIMUM AND 0.322 INCHES MAXIMUM |
| HEAD HEIGHT | 0.105 INCHES MINIMUM AND 0.115 INCHES MAXIMUM |
| HEAD STYLE | PAN |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| LOCKING FEATURE MATERIAL | PLASTIC POLYAMIDE (NYLON) |
| LOCKING FEATURE | STRIP |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW, MACHINE - PAN HEAD |
| NOMINAL THREAD DIAMETER | 0.164 INCHES |
| SCREW MATERIAL | STEEL CORROSION RESISTING |
| SCREW SURFACE TREATMENT | OXIDE |
| THREAD LENGTH | 0.312 INCHES MAXIMUM |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |