The Adams Rite 4066-03-313 is a mortise thumbturn, used with the 2331 Heavy Duty Deadlock. It provides interior thumbturn operation of the lock without requiring a key.

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Manufacturer: Adams Rite
Part Number: 4066-03-313
Product Name: Mortise Thumbturn, 313 Finish
Finish: 313 - Dark Bronze
Primary Function: Interior operation of the compatible lock 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.