The Adams Rite 4066-01-335 Mortise Thumbturn provides keyless operation for compatible Adams Rite deadlocks and deadlatches. It interchanges with a standard 1" [25.4 mm] long by 1-5/32" [29.4 mm] diameter mortise cylinder and uses the appropriate cam for the specific lock or latch. 

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Manufacturer: Adams Rite
Part Number: 4066-01-335
Product Name: Mortise Thumbturn
Cylinder Length: 1" [25.4 mm]
Cylinder Diameter: 1-5/32" [29.4 mm]
Trim Ring: 1/4" [6.4 mm] thick
Door Thickness: 1-3/4"
Finish: 335 - Black
Primary Function: Operates compatible locks and latches without a key
Application: Commercial door hardware applications
OEM Part: Yes

Warranty

• 10-years - On all mechanical products from the date of manufacture
• 5-years - On the following electromechanical product categories from the date of manufacture: deadlocks, dead latches, exit devices*, electric strikes, trims, power supply & accessories.
• 3-years - On the following access control products from the date of manufacture: DL100 Aperio Wireless Deadlatch, 3090-150.

Compatibility

• Deadlocks: Compatible Adams Rite deadlocks using the 4066 Thumbturn with the appropriate MS cam.
• Deadlatches: Compatible Adams Rite deadlatches using the appropriate mortise-cylinder and cam configuration.
• Flushlocks: Adams Rite 1870, 1870HM, and 1877 Series.
• Exit Devices: Adams Rite 8300 Mortise, 8400 Mortise, 8500 CVR, and 8600 CVR with 8650 Cylinder Escutcheon.
• Other Adams Rite Products: 1830, MS1837, MS1850S, MS1850SN, MS1861, 1875, MS+1890, MS1950, 2190/2290, 4300, 4510, 4530, 4900, and 4920AN Series.