| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 0.0860 INCHES |
| THREAD QUANTITY PER INCH | 56 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.220 INCHES MINIMUM AND |
| 0.250 INCHES MAXIMUM |
| FASTENER LENGTH | 0.220 INCHES MINIMUM AND |
| 0.250 INCHES MAXIMUM |
| MATERIAL | STEEL COMP 316 OR |
| STEEL COMP 316L OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM F593 ASSN STD ALL MATERIAL RESPONSES OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| HARDNESS RATING | 80.0 ROCKWELL B MINIMUM OVERALL |
| MINIMUM TENSILE STRENGTH | 80000 POUNDS PER SQUARE INCH |
| MINIMUM YIELD STRENGTH | 30000 POUNDS PER SQUARE INCH |
| HEAD STYLE | FLAT CHAMFER |
| HEAD DIAMETER | 0.134 INCHES MINIMUM AND |
| 0.140 INCHES MAXIMUM |
| HEAD HEIGHT | 0.083 INCHES MINIMUM AND |
| 0.086 INCHES MAXIMUM |
| CHAMFER ANGLE | 30.0 DEGREES MINIMUM AND |
| 45.0 DEGREES MAXIMUM |
| INTERNAL DRIVE STYLE | HEXAGON |
| WIDTH ACROSS FLATS | 0.0781 INCHES MINIMUM AND |
| 0.0791 INCHES MAXIMUM |
| SPECIFICATION/STANDARD DATA | 80205-NASM16995 NATIONAL STD/SPEC |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW,CAP,SOCKET HEAD - HEXAGON,CORROSION RESISTANT STEEL - UNC-3A |