| APERTURE DIAMETER | 1.6000 INCHES NOMINAL |
| BOLT CIRCLE HOLE QUANTITY | 8 |
| OUTSIDE DIAMETER | 4.1000 INCHES MINIMUM AND 4.1400 INCHES MAXIMUM |
| OUTSIDE RAISED SURFACE DIAMETER | 3.0605 INCHES MINIMUM AND 3.0615 INCHES MAXIMUM |
| OVERALL THICKNESS | 0.6100 INCHES MINIMUM AND 0.6300 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 630 OVERALL |
| MOUNTING BOLT CIRCLE DIAMETER | 2.4000 INCHES NOMINAL |
| MOUNTING HOLE DIAMETER | 0.3600 INCHES MINIMUM AND 0.4000 INCHES MAXIMUM |
| MOUNTING HOLE TYPE | ROUND, UNTHREADED |
| SPECIAL FEATURES | FOUR ADDITIONAL HOLES 0.1710 IN. MIN; 0.1770 IN. MAX DIA |
| STYLE DESIGNATOR | ROUND |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |