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DIFFERENCE BETWEEN AL AND ND SERIES
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Question
Answer
What is the difference between D and ND series?
Resolution:
The D series is knob trim and the ND series is lever trim.:
Is there a tool to drill the thru bolt holes on cylindrical locks?
Resolution:
Order the M204-198 thru-bolt jig, see Figure 1. Figure 1: M204-198 thru bolt jig The 40-080 was the old Schlage jig. The 030736-000-70 was the old Falcon jig. When the jig changed to...:
What backsets are available on Schlage and Falcon locks?
Resolution:
SCHLAGE locks are available with the following backsets: Lock Series Lock Type ...:
What is the difference between the standard lever inserts for the pre-2002 AL and the old D Lever?
Resolution:
The old D-Series Lever used a standard lever insert similar to the pre-2002 AL-Series standard lever insert. The old D Lever insert was smaller than the AL and the two were not comp...:
What grade is the AL lock?
Resolution:
The AL lock is a Grade 2 lock ANSI/BHMA Certified A156.2-2003, Series 4000, Grade 2, UL Listed for 3-hour fire door.:
What is a mechanical Lock?
Resolution:
A lock is any device which prevents access or use by requiring special knowledge or equipment. Mechanical locks are mechanical devices which secure an opening by keeping a door closed until a rel...:
What is the difference between the ND93 and ND95?
Resolution:
ND93PD (ANSI F88) Vestibule LockLatch retracted by key from outside when outside lever is disengaged by key in inside lever. Inside lever is always unlocked. ND95PD (ANSI F110) Classroom Securit...: