| FASTENER LENGTH | 0.417 INCHES MINIMUM AND 0.457 INCHES MAXIMUM |
| HEAD DIAMETER | 0.250 INCHES MINIMUM AND 0.290 INCHES MAXIMUM |
| HEAD HEIGHT | 0.100 INCHES MINIMUM AND 0.150 INCHES MAXIMUM |
| HEAD STYLE | PAN |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| MATERIAL ACCOMMODATED THICKNESS | 0.049 INCHES MINIMUM AND 0.059 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/9 FED SPEC SINGLE MATERIAL RESPONSE OR AMS 4122 ASSN STD SINGLE MATERIAL RESPONSE STAND-OFFASTM A581 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5636 ASSN STD SINGLE MATERIAL RESPONSE FASTENER |
| MATERIAL | ALUMINUM ALLOY 7075 STAND-OFFSTEEL COMP 302 FASTENER |
| NOMINAL THREAD DIAMETER | 0.138 INCHES |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-5541 MIL SPEC 1ST TREATMENT RESPONSE OR MIL-A-8625 MIL SPEC 2ND TREATMENT RESPONSE STAND-OFFQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE FASTENER |
| SURFACE TREATMENT | CHROMATE OR ANODIZE STAND-OFFPASSIVATE FASTENER |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD CLASS | 3A |
| THREAD SERIES DESIGNATOR | UNC |
| THREAD QUANTITY PER INCH | 32 |