| OVERALL DIAMETER | 5.500 INCHES NOMINAL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | AXIAL FAN BRACKET |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A366 ASSN STD SINGLE MATERIAL RESPONSE |
| MATERIAL | STEEL CORROSION RESISTING |
| MOUNTING HOLE DIAMETER | 0.148 INCHES MINIMUM AND 0.158 INCHES MAXIMUM |
| MOUNTING HOLE QUANTITY | 9 |
| MOUNTING HOLE TYPE | PLAIN |
| SPECIAL FEATURES | THREE EQUALLY SPACED ON DIA. AT 0.210-0.220 IN. DIA |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-P-8585 MIL SPEC 1ST TREATMENT RESPONSE AND MIL-E-5557, TYPE III MIL SPEC 2ND TREATMENT RESPONSE |
| SURFACE TREATMENT | CHROMATE ZINC AND ENAMEL |