| BASIC SHAPE STYLE | CHANNEL |
| BASE FLANGE THICKNESS | 0.450 INCHES NOMINAL |
| FABRICATION METHOD | EXTRUDED |
| FILLET RADIUS WHERE LEFT FLANGE JOINS BASE FLANGE | 0.330 INCHES NOMINAL |
| FILLET RADIUS WHERE RIGHT FLANGE JOINS BASE FLANGE | 0.330 INCHES NOMINAL |
| FIRST TIP STYLE | RIGHT QUARTER RADIUS |
| LEFT FLANGE THICKNESS AT BASE | 0.625 INCHES NOMINAL |
| LEFT OUTSIDE ANGLE | 90.0 DEGREES NOMINAL |
| LEFT SIDE FLANGE HEIGHT | 3.500 INCHES NOMINAL |
| LEFT SIDE FLANGE THICKNESS | 0.250 INCHES NOMINAL |
| LENGTH | 30.000 FEET MINIMUM AND 40.000 FEET MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | ABS RULES, GRADE A ASSN STD SINGLE MATERIAL RESPONSE |
| MATERIAL | STEEL |
| NONDEFINITIVE SPEC/STD DATA | A GRADE |
| OVERALL WIDTH | 9.000 INCHES NOMINAL |
| RIGHT OUTSIDE ANGLE | 90.0 DEGREES NOMINAL |
| RIGHT SIDE FLANGE HEIGHT | 3.500 INCHES NOMINAL |
| RIGHT SIDE FLANGE THICKNESS | 0.250 INCHES NOMINAL |
| RIGHT FLANGE THICKNESS AT BASE | 0.625 INCHES NOMINAL |
| SECOND TIP RELATIONSHIP TO FIRST TIP | IDENTICAL |
| WEIGHT PER UNIT MEASURE | 25.400 POUNDS PER LINEAR FOOT |