| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | 168469 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | ZINC OVERALL |
| COLOR | BLACK OVERALL |
| EXTENDED WASHER THICKNESS | 0.019 INCHES MINIMUM AND 0.031 INCHES MAXIMUM |
| EXTENDED WASHER DIAMETER | 0.384 INCHES MINIMUM AND 0.414 INCHES MAXIMUM |
| FASTENER LENGTH | 0.345 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| HARDNESS RATING | 28.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM OVERALL |
| HEAD HEIGHT | 0.124 INCHES MINIMUM AND 0.151 INCHES MAXIMUM |
| HEAD STYLE | HEXAGON EXTENDED WASHER |
| INTERNAL DRIVE STYLE | SLOT |
| MATERIAL | STEEL COMP 1025 OVERALL |
| III PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW, SELF-FORMING |
| PROPRIETARY CHARACTERISTICS | PACS |
| NONMACHINE NOMINAL THREAD DIAMETER | 0.190 INCHES |
| NONMACHINE THREAD STYLE | BLUNT (SF) |
| WIDTH BETWEEN FLATS | 0.305 INCHES MINIMUM AND 0.312 INCHES MAXIMUM |