| APERTURE DIAMETER | 0.300 INCHES MINIMUM AND 0.310 INCHES MAXIMUM |
| BOLT CIRCLE HOLE QUANTITY | 3 |
| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| COUNTERSINK DIAMETER | 0.229 INCHES MINIMUM AND 0.234 INCHES MAXIMUM |
| CROSS-SECTIONAL SHAPE STYLE | FLAT W/APERTURE |
| HARDNESS RATING | 23.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
| OUTSIDE DIAMETER | 0.870 INCHES MINIMUM AND 0.890 INCHES MAXIMUM |
| OVERALL THICKNESS | 0.060 INCHES MINIMUM AND 0.066 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 416 OVERALL |
| MOUNTING BOLT CIRCLE DIAMETER | 0.615 INCHES MINIMUM AND 0.625 INCHES MAXIMUM |
| MOUNTING HOLE ARRANGEMENT STYLE | SINGLE BOLT HOLE CIRCLE |
| MOUNTING HOLE DIAMETER | 0.128 INCHES MINIMUM AND 0.132 INCHES MAXIMUM |
| MOUNTING HOLE TYPE | ROUND, UNTHREADED, COUNTERSUNK |
| STYLE DESIGNATOR | ROUND |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-F-14072 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |