| CROSS-SECTIONAL SHAPE STYLE | OPEN CHANNEL WITH ROUND BASE |
| FIRST SLOT/GROOVE DEPTH | 0.200 INCHES NOMINAL |
| LEFT SIDE FLANGE HEIGHT | 0.370 INCHES MINIMUM AND 0.430 INCHES MAXIMUM |
| LEFT SIDE FLANGE THICKNESS | 0.025 INCHES NOMINAL |
| LEFT-SIDE FLANGE TIP STYLE | LEFT SQUARE END |
| OVERALL HEIGHT | 0.410 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
| MATERIAL | RUBBER |
| RIGHT SIDE FLANGE THICKNESS | 0.020 INCHES MINIMUM AND 0.032 INCHES MAXIMUM |
| RIGHT-SIDE FLANGE TIP STYLE | RIGHT SQUARE END |