thumbturn for ms lock

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The 09-900 mortise cylinder thumbturn has three handing options: right hand, left hand, and non-handed.  Handing of the cylinder is done by a check ball and spring placed in the housing a...
Also applies to the 09-900 XL12-196 mortise cylinder coin turn.
Effective December 9, 2019, Schlage L Series mortise locks with a thumbturn will ship standard with our new ADA thumbturn. The new ADA thumbturn is slightly smaller than the existing design while s...
The Schlage 09-509 rose style thumbturns will work but the spindle sits 90 degrees off from each other (Schlage is square, Falcon is diamond).  The result is the throw will end up 10 and 2 o'c...
See table below for part numbers. Table 1: 09-900 part number variations
Falcon does not offer an "ADA style thumbturn.
The rim cylinder with thumbturn, XB11-979 (Figure 1) was designed to be installed on the inside head of the Von Duprin 98/99–2 double cylinder exit devices, see Figure 1. The rim cylinder with...
L9485:  Latchbolt retracted by key outside or by knob/lever inside. Outside knob/lever always fixed. Deadbolt thrown or retracted by inside thumbturn.  When deadbolt is thrown, all keys become ino...