| STYLE DESIGNATOR | STRAIGHT TYPE |
| CROSS-SECTIONAL SHAPE STYLE | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| TUBING WALL CONSTRUCTION STYLE | SEAMLESS SINGLE TUBING SEGMENT |
| FLANGE QUANTITY | 2 |
| FLANGE CONNECTING FACILITY AND QUANTITY | 4 THREADED HOLE FIRST FLANGE ALL CONNECTION FACILITIES |
| 4 UNTHREADED HOLE SECOND FLANGE ALL CONNECTION FACILITIES |
| FLANGE STYLE | CHOKE TYPE FIRST FLANGE |
| COVER TYPE SECOND FLANGE |
| FLEXIBILITY | FLEXIBLE SINGLE TUBING SEGMENT |
| MATERIAL | COPPER ALLOY ALL FLANGE |
| WAVEGUIDE LENGTH | 27.500 INCHES NOMINAL |
| WAVEGUIDE OUTSIDE WIDTH | 1.000 INCHES NOMINAL |
| WAVEGUIDE INSIDE WIDTH | 0.900 INCHES NOMINAL |
| WAVEGUIDE INSIDE HEIGHT | 0.400 INCHES NOMINAL |
| WAVEGUIDE OUTSIDE HEIGHT | 0.500 INCHES NOMINAL |
| TUBING TWIST TYPE | TWISTABLE SINGLE TUBING SEGMENT |
| TUBING TWIST ANGLE IN DEG | 95.0 SINGLE TUBING SEGMENT |
| FLANGE INSIDE WIDTH | 0.900 INCHES NOMINAL FIRST FLANGE |
| 1.003 INCHES NOMINAL SECOND FLANGE |
| FLANGE INSIDE HEIGHT | 0.400 INCHES NOMINAL FIRST FLANGE |
| 0.505 INCHES NOMINAL SECOND FLANGE |
| FLANGE OUTSIDE WIDTH | 1.625 INCHES NOMINAL FIRST FLANGE |
| 1.625 INCHES NOMINAL SECOND FLANGE |
| FLANGE OUTSIDE HEIGHT | 1.625 INCHES NOMINAL FIRST FLANGE |
| 1.625 INCHES NOMINAL SECOND FLANGE |
| FLANGE INSIDE DIAMETER | 0.909 INCHES NOMINAL FIRST FLANGE |
| FLANGE DEPTH | 0.438 INCHES NOMINAL FIRST FLANGE |
| 0.438 INCHES NOMINAL SECOND FLANGE |
| FLANGE CONNECTING HOLE DIAMETER | 0.169 INCHES NOMINAL SECOND FLANGE ALL CONNECTION FACILITIES |
| THREAD SERIES DESIGNATOR | UNC FIRST FLANGE ALL CONNECTION FACILITIES |
| NOMINAL THREAD SIZE | 0.164 INCHES FIRST FLANGE ALL CONNECTION FACILITIES |
| THREAD CLASS | 2B FIRST FLANGE ALL CONNECTION FACILITIES |
| THREAD QUANTITY PER INCH | 32 FIRST FLANGE ALL CONNECTION FACILITIES |
| THREAD DIRECTION | RIGHT-HAND FIRST FLANGE ALL CONNECTION FACILITIES |
| MAXIMUM OPERATING PRESSURE | 30.0 POUNDS PER SQUARE INCH GAGE |
| VOLTAGE STANDING WAVE RATIO | 1.15 |
| SPECIFICATION/STANDARD DATA | 81349-MIL-W-287/3 GOVERNMENT SPECIFICATION |
| SPEC/STD CONTROLLING DATA | |
| MANUFACTURERS CODE | 81349 |
| NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MIL-DTL-287/3 |
| DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | M287/3-43-0271 |