22 Series

The Von Duprin Dogging Hook 090044 is the piece that grabs the push bar mechanism and keeps it in the dogged position.  The does wear out, but it takes a long time.  This piece is used on the 22, 33A, 35A, 98 and 99 series devices made after 1997.  We sell this part individually and it is #5 on the diagram.

The Von Duprin Dogging Spring 090041 is the spring that activates the Dogging Hook # 090044.  These do occasionally fail, we sell them individually.  It is # 3 on the diagram.

The Von Duprin 050709 Dogging Assembly is used to update the Von Duprin 22, 33, 35, 98 and 99 device shipped before 1997.  The dogging key on this assembly is 5/32", and you would want to use the longer version of our 88R60 dog key.

Von Duprin Part # 050709
Old Part # 050153

The Von Duprin Old Style Dogging Shaft was used on devices manufactured before July 1997.  The Shaft measures roughly 1-1/2" long with a 1/2" diameter.  The hex is 5/32".

Von Duprin Part # 968112

Von Duprin 22 Control Link Pin

The control link pin is the connector pin, that connects the latch head assembly to the push bar assembly. When the push bar is pushed in it retracts the latch bolt and the pin connects the two pieces. This Control Link Pin is used on the Von Duprin 22, 33A, 98 and 99 Panic Devices.

VON DUPRIN PART # 050529
Old Von Duprin Part # 969520

Von Duprin 900894 230L Tailpiece Auxiliary

The Von Duprin 900894 230L Tailpiece Auxiliary includes the Tailpiece (steel), Tailpiece Guide (nylon), and the Pine Tree Clip (nylon).  The Tailpiece measures about 2-1/2" x 1/4" x 3/32" thick.

Von Duprin Part # 900894

Von Duprin NL Drive Screw 090074

The 090074 NL Drive Screw is used on the Von Duprin 22, 98 and 99 Exit Devices to control the rotation of the key cylinder cam. This small set screw, screws into the back of the chassis assembly next to the receptor for the Rim Key Cylinder. The set screw measures 5/16" long by 3/16" diameter. Note: When the NL drive screw is left in back of device, the outside cylinder will function only as a Night Latch. The Night Latch function means the door can only be opened, but not dogged open with the key cylinder.

Von Duprin Part # 090074
Old Von Duprin Part # 970441

The Von Duprin 090039 is used in the push bar assembly to return the latch. It is known as the Base Plate Latch Return Spring or Latch Return Spring. It is used on the 22, 33A, 35A, 98 and 99 Devices. The spring is 2-1/4 inch long with a 3/8 inch diameter.

The Von Duprin 900581 Cylinder Cup and Tail Piece Assembly is used on just about everyone of their devices outside tirm.