locks for hotel communication door

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Apartment Corridor Lock function is defined as a lock where the latch bolt operated by lever from either side, except when outside lever is made inoperative by a stop or mechanical means other than...
Putting a standard non-hotel cylinder in a L9485 or L9486 will change the operation of the lock to the L9480, storeroom lock with deadbolt.
L9485:  Latchbolt retracted by key outside or by knob/lever inside. Outside knob/lever always fixed. Deadbolt thrown or retracted by inside thumbturn.  When deadbolt is thrown, all keys become ino...
Standard and Full Size I/C mortise cylinders on the L9485 and L9486, Hotel or Restroom Locks, use the concept of a ward ring to lock out all change keys once the deadbolt is thrown. Instead of a fu...
HANDINGA stop ring is installed on the right side for right hand operation and on the left side for left hand operation.  Right hand shown below.
ND-Series Cylinder Reference Table Function Door Thickness Cylinder Mechanism Complete Cylinder Non-Hotel Functions Standard Conventional 23-065 Primus 20-765 Pri...