| CROSS-SECTIONAL SHAPE STYLE | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| FLANGE INSIDE WIDTH | 0.622 INCHES NOMINAL FIRST FLANGE |
| FLANGE INSIDE WIDTH | 0.705 INCHES NOMINAL SECOND FLANGE |
| FLANGE INSIDE HEIGHT | 0.311 INCHES NOMINAL FIRST FLANGE |
| FLANGE INSIDE HEIGHT | 0.394 INCHES NOMINAL SECOND FLANGE |
| FLANGE OUTSIDE WIDTH | 1.313 INCHES NOMINAL SECOND FLANGE |
| FLANGE OUTSIDE HEIGHT | 1.312 INCHES NOMINAL FIRST FLANGE |
| FLANGE OUTSIDE HEIGHT | 1.313 INCHES NOMINAL SECOND FLANGE |
| FLANGE DEPTH | 0.313 INCHES NOMINAL SECOND FLANGE |
| FLANGE DEPTH | 0.375 INCHES NOMINAL FIRST FLANGE |