| DISTANCE FROM HORIZONTAL CENTERLINE TO CENTER OF RIGHT HOLE | 1.344 INCHES MINIMUM AND 1.350 INCHES MAXIMUM |
| DISTANCE FROM VERTICAL CENTERLINE TO CENTER OF RIGHT HOLE | 1.278 INCHES MINIMUM AND 1.284 INCHES MAXIMUM |
| APERTURE DIAMETER | 2.281 INCHES MINIMUM AND 2.296 INCHES MAXIMUM |
| COUNTERBORE DIAMETER | 3.000 INCHES MINIMUM AND 3.015 INCHES MAXIMUM |
| COUNTERBORE DEPTH | 1.514 INCHES NOMINAL |
| COUNTERBORE DEPTH | 0.157 INCHES NOMINAL |
| COUNTERBORE DIAMETER | 0.248 INCHES MINIMUM AND 0.258 INCHES MAXIMUM |
| CROSS-SECTIONAL SHAPE STYLE | RAISED SURFACE W/ APERTURE |
| DISTANCE BETWEEN HOLES ALONG LENGTH | 2.562 INCHES NOMINAL |
| DISTANCE BETWEEN HOLES ALONG WIDTH | 2.694 INCHES NOMINAL |
| INSIDE RAISED SURFACE DIAMETER | 3.9378 INCHES MINIMUM AND 3.9384 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 5.343 INCHES NOMINAL |
| OUTSIDE RAISED SURFACE DIAMETER | 4.263 INCHES MINIMUM AND 4.265 INCHES MAXIMUM |
| OVERALL THICKNESS | 2.662 INCHES MINIMUM AND 2.666 INCHES MAXIMUM |
| MATERIAL | STEEL OVERALL |
| MINOR THICKNESS | 0.328 INCHES NOMINAL |
| MOUNTING HOLE ARRANGEMENT STYLE | FOUR HOLES |
| MOUNTING HOLE TYPE | ROUND, THREADED, COUNTERBORED |
| NOMINAL THREAD SIZE | 0.138 INCHES |
| RAISED SURFACE HEIGHT | 1.047 INCHES NOMINAL |
| SPECIAL FEATURES | SECOND CBORE THRU BACKFACE 3.9371 IN. DIA MIN TO 3.9379 IN. DIA MAX,1.218 IN. NOM DP; APERTURE OFF CTR AND ANGLED FROM PART CL,0.489 IN. PART CL TO APERTURE CL FRONT FACE,0.93 IN. PART CL TO APERTURE CL BACK FACE; EIGHT UNEQUALLY SPACED 0.156 IN. DIA THRU HOLES,CBORE 0.312 IN. DIA; SIX THREADED BLIND HOLES IN BACK FACE,FOUR 0.500 IN. DEEP 0.164-32 UNC-2B THREADS,TWO 0.190-32 UNC-2B THREADS FOR HELICAL COIL INSERTS |
| STYLE DESIGNATOR | ROUND |
| SURFACE FINISH | 32.0 MICROINCHES RAISED SURFACE |
| SURFACE FINISH | 63.0 MICROINCHES APERTURE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCLUDING BORE OR APERTURE |
| SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL EXCLUDING BORE OR APERTURE |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |