| STYLE DESIGNATOR | STRAIGHT TYPE |
| CROSS-SECTIONAL SHAPE STYLE | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| TUBING WALL CONSTRUCTION STYLE | CONVOLUTE SINGLE TUBING SEGMENT |
| FLANGE QUANTITY | 2 |
| FLANGE CONNECTING FACILITY AND QUANTITY | 4 UNTHREADED HOLE ALL FLANGES SINGLE CONNECTION FACILITY |
| FLANGE STYLE | COVER TYPE ALL FLANGES |
| FLEXIBILITY | FLEXIBLE SINGLE TUBING SEGMENT |
| MATERIAL | COPPER ALLOY SINGLE TUBING SEGMENT AND FLANGE |
| WAVEGUIDE LENGTH | 9.000 INCHES NOMINAL |
| WAVEGUIDE OUTSIDE WIDTH | 0.702 INCHES NOMINAL |
| WAVEGUIDE INSIDE WIDTH | 0.622 INCHES NOMINAL |
| WAVEGUIDE INSIDE HEIGHT | 0.311 INCHES NOMINAL |
| WAVEGUIDE OUTSIDE HEIGHT | 0.391 INCHES NOMINAL |
| SURFACE TREATMENT | ENAMEL SINGLE TUBING SEGMENT AND FLANGE OUTSIDE SURFACES |
| FLANGE INSIDE WIDTH | 0.705 INCHES NOMINAL ALL FLANGES |
| FLANGE INSIDE HEIGHT | 0.394 INCHES NOMINAL ALL FLANGES |
| FLANGE OUTSIDE WIDTH | 1.312 INCHES NOMINAL ALL FLANGES |
| FLANGE OUTSIDE HEIGHT | 1.312 INCHES NOMINAL ALL FLANGES |
| FLANGE DEPTH | 0.312 INCHES NOMINAL ALL FLANGES |
| FLANGE CONNECTING HOLE DIAMETER | 0.144 INCHES NOMINAL ALL FLANGES SINGLE CONNECTION FACILITY |
| MAXIMUM OPERATING PRESSURE | 60.0 POUNDS PER SQUARE INCH GAGE |
| VOLTAGE STANDING WAVE RATIO | 1.13 |
| SPECIFICATION/STANDARD DATA | 81349-MIL-W-287/4 GOVERNMENT SPECIFICATION |
| SPEC/STD CONTROLLING DATA | |
| NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MIL-DTL-287/4 |
| MANUFACTURERS CODE | 81349 |
| DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | M287/4-51-0090 |