| APERTURE DIAMETER | 8.625 INCHES NOMINAL |
| BOLT CIRCLE HOLE QUANTITY | 2 |
| HARDNESS RATING | 33.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM |
| OUTSIDE DIAMETER | 10.658 INCHES MINIMUM AND 10.698 INCHES MAXIMUM |
| OVERALL THICKNESS | 0.183 INCHES MINIMUM AND 0.193 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6470 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL OVERALL |
| MOUNTING BOLT CIRCLE DIAMETER | 10.125 INCHES NOMINAL |
| MOUNTING HOLE DIAMETER | 0.279 INCHES MINIMUM AND 0.288 INCHES MAXIMUM |
| MOUNTING HOLE TYPE | ROUND, UNTHREADED |
| SPECIAL FEATURES | ITEM IS 90 DEG SEGMENT OF PLATE; KEY 0.500 IN. MIN TO 0.502 IN. MAX W,1.055 IN. DP; ADDITIONAL HOLE 0.070 IN. MIN TO 0.073 IN. MAX THRU |
| SURFACE FINISH | 32.0 MICROINCHES APERTURE |
| SURFACE FINISH | 32.0 MICROINCHES BEARING SURFACE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2485 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | OXIDE OVERALL |