| ADAPTER LENGTH | 3.750 INCHES NOMINAL |
| CROSS-SECTIONAL SHAPE STYLE | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| FLANGE CONNECTING FACILITY AND QUANTITY | 4 UNTHREADED HOLE ALL FLANGES ALL CONNECTION FACILITIES |
| FLANGE CONNECTING HOLE DIAMETER | 0.169 INCHES MINIMUM AND 0.172 INCHES MAXIMUM ALL FLANGES ALL CONNECTION FACILITIES |
| FLANGE DEPTH | 0.423 INCHES MINIMUM AND 0.453 INCHES MAXIMUM ALL FLANGES |
| FLANGE INSIDE HEIGHT | 0.503 INCHES MINIMUM SECOND FLANGE |
| FLANGE INSIDE HEIGHT | 0.628 INCHES MINIMUM FIRST FLANGE |
| FLANGE INSIDE WIDTH | 1.003 INCHES MINIMUM SECOND FLANGE |
| FLANGE INSIDE WIDTH | 1.253 INCHES MINIMUM FIRST FLANGE |
| FLANGE OUTSIDE HEIGHT | 1.610 INCHES MINIMUM AND 1.640 INCHES MAXIMUM SECOND FLANGE |
| FLANGE OUTSIDE HEIGHT | 1.860 INCHES MINIMUM AND 1.890 INCHES MAXIMUM FIRST FLANGE |
| FLANGE OUTSIDE WIDTH | 1.610 INCHES MINIMUM AND 1.640 INCHES MAXIMUM SECOND FLANGE |
| FLANGE OUTSIDE WIDTH | 1.860 INCHES MINIMUM AND 1.890 INCHES MAXIMUM FIRST FLANGE |
| FLANGE QUANTITY | 2 |
| FLANGE STYLE | COVER TYPE ALL FLANGES |
| FSC APPLICATION DATA | ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT |
| MATERIAL | COPPER ALLOY OR ALUMINUM ALL TUBING SEGMENT AND FLANGE |
| SPECIAL FEATURES | FREQUENCY RANGE 8.2 TO 12.4 KHZ; WAVEGUIDE SIZE TAPERES FROM RG-51/U TO RG-52/U |
| SPECIFICATION/STANDARD DATA | 18876-10667940 MANUFACTURERS SPECIFICATION CONTROL |
| TUBING WALL CONSTRUCTION STYLE | SEAMLESS SINGLE TUBING SEGMENT |
| VOLTAGE STANDING WAVE RATIO | 1.08 |
| WAVEGUIDE OUTSIDE HEIGHT | 0.621 INCHES MINIMUM AND 0.629 INCHES MAXIMUM |
| WAVEGUIDE INSIDE HEIGHT | 0.493 INCHES MINIMUM AND 0.501 INCHES MAXIMUM |
| WAVEGUIDE INSIDE WIDTH | 1.118 INCHES MINIMUM AND 1.126 INCHES MAXIMUM |
| WAVEGUIDE OUTSIDE WIDTH | 1.246 INCHES MINIMUM AND 1.254 INCHES MAXIMUM |
| STYLE DESIGNATOR | WAVEGUIDE TO WAVEGUIDE |
| SURFACE TREATMENT | CHROMATE ZINC AND ENAMEL ALL TUBING SEGMENT AND FLANGE OUTSIDE SURFACES |