What is NL trim

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The Falcon Monarch 510L and 510L-NL trim will accept either a 1 1/4" Mortise cylinder with a straight cam or a 1 3/8" Mortise cylinder with a straight cam using the blocking ring provided with the ...
To convert the 373L to NL function, it requires NL cylinder plate, 050599 which would have been shipped with the 373L trim.
The 510L can be converted to a nightlatch 510L-NL by changing out a few parts to the trim. See 510L to 510L-NL conversion instructions for required parts that will need to be added/r...
996L trim is a standard Classroom Function lever set for the 98/99 panic devices.  The 996L-NL trim is a rigid lever for the 98/99 device where the key will retract the latch on the panic device bu...
The old style 33/35 exit device trims will not function with the newer "33A/35A" exit devices and newer style trims will not work with the older 33/35 exit devices.
The Von Duprin RX996L trim was released to standard order entry in May 2010. The Von Duprin 996L and 996L-BE trims can be ordered with RX switch. The 996L-NL and 996L-DT trims can not have the...
To convert the Von Duprin 9975NL(Night Latch or Storeroom) to 9975L (Classroom) exit function follow these steps (Note: the mortise lock is shipped as Night Latch from the factory): Turn the NL ...
To convert the Von Duprin 9975L to 9975NL exit function follow these steps (Note: the mortise lock is shipped as Night Latch from the factory): Turn the NL screw on 7500 mortise lock counter clo...
To convert the Von Duprin 98/99 Rim or Vertical (Rod or Cable) Exit Device with functional lever (996L-R/V) to act like a rigid lever (996L-NL-R/V) with key over ride follow these steps: Remove ...
The Falcon C987 cylinder can be ordered with the #27 cam as it has a similar profile to the Schlage B520-731 cam for trims after 2/28/2011.