| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 0.164 INCHES |
| THREAD QUANTITY PER INCH | 32 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.173 INCHES MINIMUM AND |
| 0.253 INCHES MAXIMUM |
| FASTENER LENGTH | 0.410 INCHES NOMINAL |
| MATERIAL | ALUMINUM ALLOY 6061 STAND-OFF |
| IRON ALLOY 660 FASTENER |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/8 FED SPEC SINGLE MATERIAL RESPONSE STAND-OFF |
| AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OR |
| AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE FASTENER |
| SURFACE TREATMENT | ANODIZE STAND-OFF |
| PASSIVATE FASTENER |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 TY 1 CL 1 MIL SPEC SINGLE TREATMENT RESPONSE STAND-OFF |
| QQ-P-35 TY 1 FED SPEC SINGLE TREATMENT RESPONSE OR |
| QQ-P-35 TY 2 FED SPEC SINGLE TREATMENT RESPONSE OR |
| QQ-P-35 TY 3 FED SPEC SINGLE TREATMENT RESPONSE FASTENER |
| HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND |
| 42.0 ROCKWELL C MAXIMUM OVERALL |
| MINIMUM TENSILE STRENGTH | 140000 POUNDS PER SQUARE INCH |
| HEAD STYLE | FLAT COUNTERSUNK |
| HEAD DIAMETER | 0.335 INCHES MAXIMUM |
| COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| MATERIAL ACCOMMODATED THICKNESS | 0.090 INCHES MINIMUM AND |
| 0.125 INCHES MAXIMUM |