| BOLT CIRCLE HOLE QUANTITY | 6 |
| FIRST COUNTERBORE DIAMETER | 2.8750 INCHES NOMINAL |
| OVERALL THICKNESS | 6.0620 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A575 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A576 ASSN STD 2ND MATERIAL RESPONSE OR ASTM A108 ASSN STD 3RD MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 1020 OVERALL |
| MOUNTING BOLT CIRCLE DIAMETER | 4.3750 INCHES NOMINAL |
| MOUNTING HOLE ARRANGEMENT STYLE | SINGLE BOLT HOLE CIRCLE |
| MOUNTING HOLE DIAMETER | 0.3437 INCHES NOMINAL |
| MOUNTING HOLE TYPE | ROUND, UNTHREADED |
| SECOND COUNTERBORE DIAMETER | 3.1495 INCHES MINIMUM AND 3.1501 INCHES MAXIMUM |
| STYLE DESIGNATOR | ROUND |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | DOD-P-16232 MIL SPEC ALL TREATMENT RESPONSES OVERALL |
| SURFACE TREATMENT | PHOSPHATE MANGANESE OR PHOSPHATE ZINC OVERALL |
| THIRD COUNTERBORE DIAMETER | 3.2500 INCHES MINIMUM AND 3.2510 INCHES MAXIMUM |