von duprin cylinder type

RELATED FAQS

Question
Answer
All Von Duprin 370 Series trims require a 1 1/4" mortise cylinder with a straight cam.
 The tailpiece of the rim cylinder can be inserted into the Von Duprin 98/99 rim device either vertical or horizontal.
The Von Duprin 370 series control required a 1 1/4" mortise cylinder and will not operate with 1 1/8" mortise cylinder.
The rim cylinder with thumbturn, XB11-979 (Figure 1) was designed to be installed on the inside head of the Von Duprin 98/99–2 double cylinder exit devices, see Figure 1. The rim cylinder with...
A 1 1/4" mortise with straight cam similar to the Schlage B502-191 is needed when using Von Duprin 9975 mortise device with 996L-M trim.
The 98/99 rim device can be converted to double cylinder 98-2 or 99-2. Double cylinder features an inside key cylinder which locks or unlocks the outside trim (Classroom Function) and an outside...
Double cylinders are only available on Von Duprin 98/99 Rim and 98/9975 Mortise devices.
Von Duprin KR (key removable) mullions requires a 1-1/8" or 1-1/4" mortise cylinder with the standard straight cam, the cam is not inverted. Please see chart below for part numbers. 
instructions
The ALK uses a 1 1/4" mortise cylinder with straight cam. (NO DOGGING)
Von Duprin does not supply cylinders keyed alike.   Cylinders keyed alike are available from Schlage and Falcon.
Part numbers for Schlage and Falcon cylinders for Von Duprin devices are listed below. (KIL = Key In Lock) SCHLAGE   Mortise Rim KIL ...
FALCON   Mortise Rim KIL Conventional 986 x #4 cam 951 A23165-02 Small Format Housing C987...
If unclear whether mortise, rim, or key-in-lever is needed, reference links below to determine what cylinder type is needed.  In order to determine cylinder type needed,  you must first k...
The Von Duprin CD kit comes with the cover plate machined to accept the cylinder dogging mortise cylinder.1 1/4" mortise cylinder with an inverted straight cam is required for CD option on Von Dupr...
The 98/99 rim device can be converted to double cylinder 98-2 or 99-2. Double cylinder features an inside key cylinder which locks or unlocks the outside trim (Classroom Function) and an outside c...
A 1 1/4" mortise cylinder with straight cam (similar to the Schlage B502-191) or a 1 1/2" mortise cylinder with straight cam using supplied spacer collar. Cylinder length does not chan...
Standard exit alarm ALK devices are available with cylinder dogging option as of October, 2011. The device can be ordered standard with cylinder dogging and exit alarm ALK option on non fire rat...