Heavy Duty Top Jamb Closer US3 – LCN Door Closer

Description

LCN 4021-REG LH 632 Heavy Duty Top Jamb Closer – US3

LCN 4021-REG LH 632 Heavy Duty Top Jamb Closer US3 offers a robust solution for high-traffic areas, making it LCN’s top-performing door closer. Designed for institutional settings, this left-handed regular arm closer is ideal for both interior and exterior doors, accommodating sizes up to 5’0″ and 4’0″, respectively.The unit features a bright brass finish (605/US3) and comes with a standard plastic cover, ensuring both durability and aesthetic appeal. Installation is straightforward, thanks to the included self-reaming and tapping screws. The 4021’s adjustable non-sized cylinder allows for flexibility in door dimensions, while its hydraulic mounting style ensures reliable performance. Compliant with ADA requirements, this closer is UL and cUL listed, offering peace of mind for safety and functionality. Tested to meet ANSI Standard A156.4, grade one, the 4021 is built to withstand the rigors of daily use. The optional custom powder coat finish and SRI primer for corrosive conditions enhance its versatility. Backed by a 30-year limited warranty, the LCN 4021-REG is a dependable choice for commercial applications, providing both security and convenience with every use.

Heavy Duty Top Jamb Closer US3

Regular Arm Door Closer, Left Hand, Bright Brass

The 4020 is LCN’s best performing top jamb mounted heavy duty surface door closer designed for institutional and other high traffic applications.

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.

Attributes

Manufacturer surcharge: 4.5%

Baa Qualified: Yes

Base Material: Brass

Cold Weather Fluid: Yes

Commercial Residential: Commercial

Cover: Full Plastic

Degree Swing: 180 Deg.

Finish: 605/US3

Finish Family: Polished Brass

Grade: Grade 1

Handing: Left-Handed

Hold Open: No

Installation: Commercial

Limited Warranty: 30 Years

Mounting Group: Hydraulic

Mounting Location: Push Side

Mounting Style: Top Jamb

Pack Qty: 1

Series: 4020 Series Surface Mounted Closers

Ship Weight: 11 lbs.

Subtype: Surface Closers

Type: Surface

Unit of Measure: Each

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

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