LCN 4026-3071 LH 689 STD Cylinder Assembly - Aluminum

LCN 4026-3071 LH 689 STD Cylinder Assembly AL offers a robust solution for high traffic applications, ensuring reliable performance in demanding environments. This left-hand standard cylinder assembly is crafted from durable aluminum and is part of LCN's renowned 4020 Series, known for its exceptional heavy-duty capabilities. Designed for seamless installation, the 4026-3071 comes equipped with a regular arm, a standard plastic cover, and self-reaming and tapping screws. It accommodates interior doors up to 5’0" and exterior doors up to 4’0", providing versatility for various door sizes. The non-sized cylinder (4021) is adjustable for interior doors to 4’6" and exterior doors to 3’6", meeting the diverse needs of commercial settings. This closer mounts on the top jamb, suitable for push-side applications, and is available in a matte silver finish (689/US28), with optional custom powder coatings and plated finishes for added aesthetic appeal. The 4021 cylinder complies with ADA requirements, enhancing accessibility. Furthermore, it is UL and cUL listed for safety and has been tested and certified under ANSI Standard A156.4, grade one. With a 30-year limited warranty, the LCN 4026-3071 is a trusted choice for ensuring secure and efficient door operation in commercial environments.

STD Cylinder Assembly AL

Standard Cylinder Assembly, Left Hand, Aluminum

The 4020 Series is designed specifically for high traffic applications.

LCN's 4020 Series is their best performing heavy duty closer that is known for its fast and accurate installation.

• Standard 4020 series closer is shipped with regular arm, standard plastic cover, and self reaming and tapping screws. See the Options tab for options.
• Sized cylinders for interior doors to 5’0” and exterior doors to 4’0”.
• Non-sized cylinder (4021) adjustable for interior doors to 4’6” and exterior doors to 3’6”.
• Closer mounts top jamb (push side), specify right or left swinging door.
• 4021 cylinder meets ADA requirements.
• Standard or optional custom powder coat finish.
• Optional plated finish on metal cover, arm and fasteners.
• Optional SRI primer for installations in corrosive conditions is available with powder coat only.
• The 4020 Series is UL and cUL listed with regular or fusible link arms for self-closing doors.
• Tested and certified under ANSI Standard A156.4, grade one.

Resources

• 4020 Series Surface Mounted Closers Cut Sheet
• LCN 4000 Series Catalog
• LCN 4010, 4020 & 4110 Door Closer w/ Fusible Link Arm Installation Guide
• LCN 4020 Series Cut Sheet
• LCN 4020 Series Installation Instructions
• LCN Closers & Auto Operators Installation Guide
• Von Duprin Finishes Chart