| EXTENDED WASHER THICKNESS | 0.016 INCHES MINIMUM AND 0.022 INCHES MAXIMUM |
| EXTENDED WASHER DIAMETER | 0.087 INCHES MINIMUM AND 0.097 INCHES MAXIMUM |
| FASTENER LENGTH | 0.337 INCHES MINIMUM AND 0.347 INCHES MAXIMUM |
| HEAD DIAMETER | 0.278 INCHES MINIMUM AND 0.288 INCHES MAXIMUM |
| HEAD HEIGHT | 0.256 INCHES MINIMUM AND 0.270 INCHES MAXIMUM |
| HEAD STYLE | PAN |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| LOCKING FEATURE | KNURLED |
| III PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW,PAN |
| PROPRIETARY CHARACTERISTICS | PACS |
| NOMINAL THREAD DIAMETER | 0.138 INCHES |
| SCREW MATERIAL | STEEL |
| SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTMA380 ASSN STD SINGLE TREATMENT RESPONSE |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.228 INCHES MINIMUM AND 0.234 INCHES MAXIMUM |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES DESIGNATOR | UNC |