| DISTANCE FROM APERTURE CENTER TO MOUNTING HOLE CENTER | 8.5 MILLIMETERS NOMINAL |
| CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG LENGTH | 8.0 MILLIMETERS NOMINAL |
| COUNTERBORE DIAMETER | 4.4 MILLIMETERS NOMINAL NUT |
| HARDNESS RATING | 390.0 VICKERS OR FIRTH DIAMOND PYRAMID MINIMUM AND 430.0 VICKERS OR FIRTH DIAMOND PYRAMID MAXIMUM |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| LUBRICATION | DRY FILM LUBRICANT |
| MATERIAL DOCUMENT AND CLASSIFICATION | F3025 AIR 9160C QUAL S MIL STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 25CD4 OVERALL |
| PLATE THICKNESS | 0.9 MILLIMETERS NOMINAL |
| PLATE WIDTH | 8.0 MILLIMETERS MAXIMUM |
| MOUNTING HOLE ARRANGEMENT STYLE | 2 HOLES |
| MOUNTING HOLE DIAMETER | 2.5 MILLIMETERS NOMINAL |
| NOMINAL THREAD SIZE | 4.0 MILLIMETERS |
| NUT COUNTERBORE DEPTH | 2.2 MILLIMETERS MINIMUM NUT |
| NUT HEIGHT | 5.2 MILLIMETERS MAXIMUM |
| NUT LENGTH | 23.5 MILLIMETERS NOMINAL |
| NUT MOUNTING PROVISION | STRAIGHT HOLES |
| NUT STYLE | PLATE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | NF L 22-568 NATIONAL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL AND DISULFIDE MOLYBDENUM OVERALL |
| TEMP RATING | 235.0 DEG CELSIUS MAXIMUM |
| TEST DATA DOCUMENT | F0111-L22-500 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.). |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD PITCH IN MILLIMETERS | 0.7 |
| THREAD TOLERANCE CLASS | 4H5H INTERNAL |
| THREAD SERIES | ISO M |