Lever Extension Flush Bolt - 557
557 - Lever Extension Flush Bolt
Cast brass.
Features:
• For Fire Rated Plastic & Wood Covered Doors measuring up to 4’w x
10’h rated up to and including 1-1/2 Hours.
• 3⁄4” bolt throw, 3⁄4” backset; door strength maintained by corner
reinforcing plate.
Options:
Use No. 570 Dust Proof Strike to prevent dirt blocking bottom strike.
Stocked Product:
No. Size Finish
557 Face plate: 1” x 6-3⁄4” 625, 626
Strike: 15⁄16” x 2-1⁄4”
557 - Lever Extension Flush Bolt
Cast brass.
Features:
• For Fire Rated Plastic & Wood Covered Doors measuring up to 4’w x
10’h rated up to and including 1-1/2 Hours.
• 3⁄4” bolt throw, 3⁄4” backset; door strength maintained by corner
reinforcing plate.
Options:
Use No. 570 Dust Proof Strike to prevent dirt blocking bottom strike.
Stocked Product:
No. Size Finish
557 Face plate: 1” x 6-3⁄4” 625, 626
Strike: 15⁄16” x 2-1⁄4”