LCN 4011-3071 Standard Cylinder Assembly Part, For 4010 Series Surface Door Closer

The LCN 4011-3071 is a factory-grade standard cylinder assembly designed as a replacement part for the LCN 4010 Series surface-mounted door closers. This component houses the internal hydraulic mechanism that governs the closing action of the door, delivering the smooth, reliable performance that the 4010 Series is known for in high-traffic commercial and institutional settings. Manufactured to LCN's exacting quality standards, this cylinder assembly restores full functionality to worn or damaged closers, extending the service life of existing hardware. It is an ideal solution for facility managers and hardware professionals who need a dependable, direct-fit repair part for their 4010 Series installations.

Features

• Genuine LCN replacement cylinder assembly built for the 4010 Series surface door closer.

• Houses the hydraulic mechanism responsible for controlled door closing.

• Direct-fit component that restores original closer performance.

• Constructed to withstand the demands of heavy commercial use.

• Engineered for long-term durability and consistent operation.

Included Components

This part consists of the standard cylinder assembly for the LCN 4010 Series door closer, supplied as a single replacement unit.