The Von Duprin 9875L-NL-05-4-US4-LHR is a mortise lock device designed for a 2'10" to 4' door size. The unit is equipped with a smooth mechanism case, a night latch trim and a 05 lever with left hand reverse orientation. The device features hex key dogging and a satin brass finish.

The 9875 is a mortise lock device for all types of single or double doors, UL listed for Panic Exit Hardware. Devices are ANSI A156.3 2001 Grade 1. Fits stock hollow metal doors with 86 cutout and door stiles as narrow as 4-3/4" (121mm). The mortise lock device is non-handed except when the following device options are used: -2 (Double Cylinder) or SS (Signal Switch).

The 7500 Mortise lock is equipped with a 3/4" (19mm) anti-friction latch bolt which is field reversible without removing the lock from the door. It has a non-handed auxiliary bolt for deadlocking and a faceplate with an adjustable bevel.


Also known as: 9875LNL054US4LHR

Technical Specifications:
  • UL Listing: UL 305
  • Finish Description: Satin Brass
  • Hand: Left Hand Reverse
  • Series: 9875 Series Mortise Exit Device
  • Grade: Grade 1
  • Limited Warranty: 3 Years
  • BAA Qualified: Yes
  • Country Of Origin: USA
  • Finish: 606/US4
  • Fire Rated: No


For more information about the Von Duprin 9875L-NL-05 4 US4 LHR, please contact us.
  • Smooth mechanism case
  • Hex key dogging
  • Designed for a 2'10" to 4' door size
  • 05 lever with left hand reverse orientation
  • Night latch trim - key retracts latch bolt, lever/knob is rigid
  • Satin brass finish
  • Mortise lock device for all types of single and double doors
Live Chat