| BEARING SURFACE OF HEAD SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | NAS4006 NATIONAL SPEC SINGLE TREATMENT RESPONSE |
| BEARING SURFACE OF HEAD SURFACE TREATMENT | ALUMINUM |
| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| COUNTERSINK HEIGHT | 0.080 INCHES NOMINAL |
| FASTENER LENGTH | 0.969 INCHES MINIMUM AND 1.000 INCHES MAXIMUM |
| HEAD DIAMETER | 0.322 INCHES MINIMUM |
| HEAD STYLE | FLAT COUNTERSUNK |
| HEAD SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | NAS4006 NATIONAL SPEC SINGLE TREATMENT RESPONSE |
| HEAD SURFACE TREATMENT | ALUMINUM |
| INTERNAL DRIVE STYLE | OFFSET CRUCIFORM RIBBED |
| NOMINAL THREAD DIAMETER | 0.1900 INCHES |
| SCREW MATERIAL | IRON ALLOY 660 |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | LAMS5737 ASSN STD SINGLE MATERIAL RESPONSE |
| SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | NAS4006 NATIONAL SPEC SINGLE TREATMENT RESPONSE |
| SCREW SURFACE TREATMENT | ALUMINUM |
| SHANK SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | NAS4006 NATIONAL SPEC SINGLE TREATMENT RESPONSE |
| SHANK SURFACE TREATMENT | ALUMINUM |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.904 INCHES NOMINAL |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |