| FLANGE DIAMETER | 0.500 INCHES NOMINAL0.500 INCHES NOMINAL |
| FLANGE THICKNESS | 0.023 INCHES NOMINAL0.023 INCHES NOMINAL |
| HOLE TYPE | THREADEDTHREADED |
| INSERT STYLE | FLUSH FLANGEFLUSH FLANGE |
| MATERIAL | ALUMINUM ALLOY OVERALL |
| SPECIAL FEATURES | 0.440 IN. CORE THK0.440 IN. CORE THK |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECTNAVY SPECIAL PROJECT |
| SLEEVE DIAMETER | 0.312 INCHES NOMINAL0.312 INCHES NOMINAL |
| SURFACE TREATMENT | CHROMATE OVERALL |
| THREAD SIZE AND SERIES/TYPE DESIGNATOR | 0.138-32 UNIFIED NATIONAL COARSE (UNC) |