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

FAQs

What is the difference between N mounting and J mounting for door pulls

Resolution: Both the N and J mounting are the same type of mounting in that they are both back to back mountings, but they are different sizes. The J mounting uses a size 5/16-18 screw, while the N mount...:

For Falcon 1790 with HB hold back function, does the set screw need to be installed in the drive bushing?

Resolution: Please reference step 2 of the 1790 instructions linked here. It shows to remove the set screw, rotate the drive bushing counterclockwise, and leave the set screw out.:

What mortise lock has a logo with an E and three horizontal arrows?

Resolution: **TECH SUPPORT ONLY** The E with three arrows logo (below) is for EMHART. This product was a part of Corbin Russwin. :

What credentials are compatible with the NDEBSi and LEBSi locks?

Resolution: :

What is the new part number for the FE410 (Control) strike combination?

Resolution: Old part number 10-121 has been replaced with 10-152 (Standard – Combo, Square Corner 10-094 & 10-026). This part is not sold separately. :

What Schlage locks are compatible with the MIFARE DESFire Credentials (EV1, EV2 and EV3)?

Resolution: :

What is the difference between the LCN 4040XP Hold Open and Hold Open Long arms?

Resolution: The 4040XP Hold Open Arm has a Head and Tube that is 9” long and used for Top Jamb Mounting with reveals up to 2-9/16” The 4040XP Hold Open Long Arm has a Head and Tube that is 12” long and u...:

Is the LCN 4031 cylinder the same as the 4031T cylinder?

Resolution: No, Internally they are manufactured slightly different so they are not interchangeable. . :

What grade of closer is the Falcon SC90A series?

Resolution: The Falcon SC90A series closers are a A156.4 Grade 3 closer.:

Which Schlage lock has MA84 stamped on the lock chassis?

Resolution: The Schlage A knob series has MA84 stamped on the chassis housing and would be the 3rd or current generation of the A series lock. See picture.The Schlage A knob series has MA45 stamped on th...: