| DISTANCE FROM HORIZONTAL CENTERLINE TO CENTER OF LOWER HOLE | 3.000 INCHES NOMINAL |
| APERTURE DIAMETER | 2.400 INCHES NOMINAL |
| COUNTERBORE DEPTH | 1.500 INCHES NOMINAL |
| COUNTERSINK ANGLE | 85.0 DEGREES MINIMUM AND 95.0 DEGREES MAXIMUM |
| COUNTERSINK DIAMETER | 0.400 INCHES MINIMUM AND 0.440 INCHES MAXIMUM |
| COUNTERBORE DIAMETER | 5.000 INCHES NOMINAL |
| CROSS-SECTIONAL SHAPE STYLE | RAISED SURFACE W/ APERTURE |
| DISTANCE BETWEEN HOLES ALONG WIDTH | 6.000 INCHES NOMINAL |
| HARDNESS RATING | 70.0 BRINELL STANDARD MINIMUM AND 90.0 BRINELL STANDARD MAXIMUM |
| INSIDE RAISED SURFACE DIAMETER | 3.0570 INCHES MINIMUM AND 3.0585 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 6.750 INCHES NOMINAL |
| OUTSIDE RAISED SURFACE DIAMETER | 5.125 INCHES MINIMUM AND 5.126 INCHES MAXIMUM |
| OVERALL THICKNESS | 1.090 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | SAE J453,GRADE 322-T71 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | ALUMINUM ALLOY 355.0 OVERALL |
| MINOR THICKNESS | 0.140 INCHES NOMINAL |
| MOUNTING HOLE ARRANGEMENT STYLE | VERTICAL CENTERLINE |
| MOUNTING HOLE TYPE | ROUND, THREADED, COUNTERSUNK |
| NOMINAL THREAD SIZE | 0.375 INCHES |
| RAISED SURFACE HEIGHT | 0.390 INCHES MINIMUM AND 0.430 INCHES MAXIMUM |
| SPECIAL FEATURES | REDUCED OD OF FLANGE TO 2.770 IN. R,UPPER RIGHT QUADRANT; SIX RECESSED SLOTS IN FRONT FACE OF RAISED SURFACE; TWELVE 0.414 IN. DIA THRU HOLES IN FLANGE,UNEQUALLY SPACED ON 6.000 IN. DIA BOLT CIRCLE |
| STYLE DESIGNATOR | ROUND |
| THREAD SERIES DESIGNATOR | UNC |
| THREAD QUANTITY PER INCH | 16 |