| HARDNESS RATING | 86.0 BRINELL STANDARD MINIMUM AND 95.0 BRINELL STANDARD MAXIMUM |
| HEAD HEIGHT | 0.027 INCHES MINIMUM AND 0.033 INCHES MAXIMUM |
| HEAD DIAMETER | 0.390 INCHES MINIMUM AND 0.425 INCHES MAXIMUM |
| HEAD STYLE | FLUSH |
| LUBRICATION | WAX |
| MATERIAL DOCUMENT AND CLASSIFICATION | C1008/C1010 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | LARGE FLANGE OPEN END |
| MATERIAL | STEEL COMP C1 OVERALL |
| NOMINAL THREAD SIZE | 0.190 INCHES |
| NUT DIAMETER | 0.296 INCHES NOMINAL |
| NUT LENGTH | 0.460 INCHES MINIMUM AND 0.490 INCHES MAXIMUM |
| NUT STYLE | BLIND RIVET W/SMOOTH ROUND SHANK |
| SHANK END TYPE | OPEN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM B633 FE/ZN 8UM TYPE II ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | ZINC AND DICHROMATE OVERALL |
| TEMP RATING | 1600.0 FAHRENHEIT NOMINAL |
| THREAD CLASS | 2B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES | UNF |