




| Waveguide Type | WR28 | WR42 | WR51 | WR62 |
| EIA (ID) | .280x.140 | .420x.170 | .510x.255 | .622x.311 |
| Flange Type | Cover Sleeve | Cover Sleeve | Cover Sleeve | Cover Sleeve |
| Cover Butt | Cover Butt | Cover Butt | Cover Butt | |
| Choke Butt | Choke Butt | Choke Butt | Choke Butt |
| Waveguide Type | WR75 | W90 | W112 |
| EIA (ID) | .750x.375 | .900x.400 | 1.122x.497 |
| Flange Type | Cover Sleeve | Cover Sleeve | Cover Sleeve |
| Cover Butt | Cover Butt | Cover Butt | |
| Choke Butt | Choke Butt | Choke Butt |
| Waveguide Type | WR137 | WR187 | WR284 |
| EIA (ID) | 1.372x.622 | 1.842x.872 | 2.840x1.340 |
| Flange Type | Cover Sleeve | Cover Sleeve | Cover Sleeve |
| Cover Butt | Cover Butt | Cover Butt | |
| Choke Butt | Choke Butt | Choke Butt |