| APERTURE DIAMETER | 0.920 INCHES MINIMUM AND 0.940 INCHES MAXIMUM |
| BOLT CIRCLE HOLE QUANTITY | 3 |
| FIRST COUNTERBORE DIAMETER | 0.995 INCHES MINIMUM AND 1.005 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5640 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 303 OVERALL |
| PROPRIETARY CHARACTERISTICS | PACS |
| MINOR THICKNESS | 0.240 INCHES MINIMUM AND 0.252 INCHES MAXIMUM |
| MOUNTING BOLT CIRCLE DIAMETER | 1.8125 INCHES NOMINAL |
| MOUNTING HOLE ARRANGEMENT STYLE | SINGLE BOLT HOLE CIRCLE |
| MOUNTING HOLE TYPE | ROUND, THREADED |
| NOMINAL THREAD SIZE | 0.164 INCHES |
| OUTSIDE DIAMETER | 2.500 INCHES NOMINAL |
| OUTSIDE RAISED SURFACE DIAMETER | 1.370 INCHES MINIMUM AND 1.390 INCHES MAXIMUM |
| RAISED SURFACE HEIGHT | 0.665 INCHES MINIMUM AND 0.683 INCHES MAXIMUM |
| SECOND COUNTERBORE DIAMETER | 1.085 INCHES MINIMUM AND 1.095 INCHES MAXIMUM |
| SPECIAL FEATURES | 3 EQUALLY SPACED UNTHREADED MOUNTING HOLE,0.167 IN. MIN 0.175 IN. MAX DIA; 1 UNTHREADED MOUNTING HOLE,0.119 IN. MIN 0.124 IN. MAX DIA |
| STYLE DESIGNATOR | ROUND |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35,TYPE 4 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES DESIGNATOR | UNC |