Ask your question Entering your question as a complete sentence will provide more accurate results than keywords or phrases.

FAQs

Resolution: L9050 LV9050 (ANSI F04) Entrance/Office Lock Latchbolt retracted by knob/lever from either side unless outside is made inoperative by key outside or by turning inside thumbturn. When outside is l...:

Can you mount a 4011 as a parallel arm like the 4111?

Resolution: The 4011 can only mount on the Pull Side of the door and the 4111 can only mount on the Push Side of the door. Differences - The 4011 and the 4111 cylinders are different and the pinion shafts are...:

How does the 73 function operate?

Resolution: D73PD or ND73PD (ANSI F90) Corridor Lock Locked or unlocked by key from outside. Push-button locking from inside. Turning inside knob/lever or closing door releases button.:

What is the projection or throw of the standard latch for a Falcon T series lock?

Resolution: The standard latch projection is 1/2". Falcon also offers a 3/4" throw with a 2-3/4" backset.:

Can you mount a 2030 or a 5030 in a hollow metal frame?

Resolution: LCN offers ST-2220 as a reference document for this application This reference document shows the recommendation on frame prep for a 2030 or 5030 series closer in a hollow metal frame.:

Are there any parts available for the old Dor-O-Matic 1200 overhead concealed series closers?

Resolution: The Dor-O-Matic overhead concealed manual door closers have been obsolete since 1999, and there are no parts available for them.:

Will the top latch on a 33/3547A work on a older 33/3547?

Resolution: The current 33/3547/47-F latches are the same as the latches used with the old style Von Duprin 33/3547/47-F devices. :

What special template (ST) is used with a 4010T DE closer and a deep 5-6" reveal?

Resolution: The Standard 4010TDE closer will work on reveals up to 3 5/16". See here for instructions-4010TDESpecial Template ST1675 - For reveals greater than 3 5/16" and up to 4", a special DE arm...:

Is the AD CO with a 993 chassis compatible with the Von Duprin 33A exit device?

Resolution: No, the 33A is not compatible with the AD and CO 993 chassis units. The 33A can only be driven in a clockwise direction. This would restrict it to right hand installs only.:

Are there any parts available for the old style Von Duprin 33 and 35 series exit devices?

Resolution: The current End Cap will work with the old 33 devices. The Aluminum channel the panic sits in did not change so the end cap will fit no problem. Note the new end cap buts up against the mechanism...: