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Description
LCN 4010-18-689 Drop Plate, Narrow Top Rail or Flush Ceiling, Aluminum Painted Finish
The LCN 4010-18-689 Drop Plate is a heavy-duty mounting adapter designed specifically for use with the LCN 4010 Series surface closer in commercial and institutional applications. Engineered for narrow top rail and flush ceiling conditions, this drop plate is required when the door’s top rail measures less than 3-3/4" (95 mm) and requires a minimum 2" (51 mm) rail for secure installation. Constructed from durable steel and finished in 689 (US28) Aluminum Painted for a clean matte silver appearance, the 4010-18-689 ensures proper closer mounting while maintaining ANSI/BHMA Grade 1 performance when paired with the 4010 closer. Ideal for schools, hospitals, government buildings, and high-traffic facilities, this LCN drop plate delivers reliable reinforcement and professional-grade installation flexibility.
Features:
- Designed specifically for LCN 4010 Series surface-mounted closers
- Drop Plate for the 4010 Series Surface Closers
- Required where top rail is less than 3 3/4" (95 mm)
- Requires minimum 2" (51 mm) top rail
- Reinforces closer installation on narrow top rail doors
- Allows proper mounting alignment in flush ceiling conditions
Product Specs
| Manufacturer | LCN |
| SKU | 4010-18-689 |
| Installation | Commercial |
| Unit of Measure | Each |
| Base Material | Steel |
| BAA Qualified | Yes |
| Finish | 689/US28 |
| Finish Description | Aluminum Painted |
| Finish Family | Matte Silver |
Technical Specs
| Product Type | Door Closer Mounting Plates |
| Grade | ANSI/BHMA A156.4, Grade 1 |
| Durability | Designed for "Rugged High Traffic" and institutional applications. |
| Top Rail Requirements | Required when top rail is less than 3-3/4" (95 mm); minimum 2" (51 mm) top rail required for installation. |
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