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 9927 Center Case 050021 center case replaces all earlier versions of the 9827 and 9927 Center Cases. Everything shown in the picture is included with the product. Along with all the mounting screws.
The Von Duprin Dogging Adapter Spring 090042 is the clip that holds the dogging shaft in the assembly. We sell these individually, and it is the #2 item on the diagram.
The Von Duprin 090076 Spring is located in top latch of the Surface Vertical Rod. It is used on the 2227, 3327A, 3427A, 9827 and 9927 models. It is number 18 in the attached diagram. They are sold in packages of 10.
The Von Duprin 050580 Weather Stripping is for there 5654 and 5754 Mullions. Each strip is 10' long and two would be required per mullion. This product is specific to Von Duprin products and will usually only work on Von Duprin Products.
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.
The Von Duprin 970321 299 Strike Shim is for use with the Von Duprin 299 and Falcon FA299 strikes. The plate measures 2-7/8 x 1-1/4" x 1-16" thick. The product is sold individually.
The Von Dupin 1439 Strike measures 1-7/8 horizontal x 1-3/4 inches vertically. The strike has a projection of 1/2 inch. We find this strike used on the 33A and 35A exit devices.
The Von Duprin 3348/9948 Top Latch Kit 050494 is used on the 33A, 35A, 98 and 99 exit devices. Replaces all previous versions of the 33/3548 and 98/9948 top latches.
Von Duprin Part # 050494 Von Duprin Old Part # 112906
Von Duprin 88 Dog Screw. Newer style, after 1975 or so. If you have an older exit device they no longer make that screw. I would recommend the D100, Panic Bar Retainer, for dogging down your device.
The Von Duprin 900620 35/3348 98/9947 Adjusting Screw Package is used to adjust the concealed vertical rods. This package is used on the 3347, 3547, 3347-F, 3547-F, 9847, 9847-F, 9947 and 9947-F. This is a package of 2.