What is the best commercial mortise lock?

The Schlage L9000 is the most widely specified. The Sargent 8200 has the highest cycle count at 14M+. The Corbin Russwin ML2000 is heavily specified on government projects. All are ANSI/BHMA Grade 1.

What is the difference between Grade 1 and Grade 2 locks?

Grade 1 locks are tested to 1,000,000+ cycles with higher impact resistance. Grade 2 are rated for 250,000 cycles. Grade 1 is standard for commercial exterior doors and high-traffic areas.

What is the best door lock for school classrooms?

The Schlage ND78 classroom security lock allows locking from inside without opening the door, meets ADA requirements, and maintains fire egress compliance.

What is the difference between Schlage ND and ALX?

ND is Grade 1 with 1M+ cycles and electrified options. ALX is Grade 2 with 250K cycles and modular chassis at lower cost. They share the same lever designs.

What is the most common commercial door closer?

The LCN 4040XP is the most widely specified surface-mounted commercial door closer in the US, covering sizes 1-6 and all three mounting types.

What locks are used in hospitals?

Grade 1 mortise locks on high-traffic doors, cylindrical locks on patient rooms, electronic access with audit trails on pharmacy and restricted areas.

How much cheaper is wholesale vs retail door hardware?

Wholesale pricing on commercial door hardware is typically 20-40% below manufacturer list price. Project quotes for large orders can be even lower.

Home
Parts & Tools
Parts Mechanical
Door Closers
Corbin Russwin 603F55 689 DC6000 Series Door Closer Part Cover Full Metal Cover RH/LHR Aluminum Painted

Corbin Russwin 603F55 689 DC6000 Series Door Closer Part Cover Full Metal Cover RH/LHR Aluminum Painted

Corbin Russwin

Write a Review

SKU:: 603F55 689

MSRP:

$84.00

$75.00

You save $9.00

Corbin Russwin 603F55 689 DC6000 Series Door Closer Part Cover Full Metal Cover RH/LHR Aluminum Painted 603F55 689

UPC:

MSRP:

$84.00

$75.00

You save $9.00

Descriptions

DC6000 Series Door Closer Part, Cover, Full Metal Cover RH/LHR, Aluminum Painted

Specifications

Brand:

Corbin Russwin

Uid:

COR300603F55689

Url Title:

cor300603f55-689

Title:

603F55 689 Corbin Russwin Door Closer Covers

Type:

Door Closers and Operators

Sub Type:

Door Closer Covers

Manufacturer:

Corbin Russwin

Series:

Corbin Russwin Door Closer Parts

Last Modified:

2023-09-27T09:18:00+00:00

Last Pricing:

2024-03-03T00:00:00+00:00

Commercial Residential:

Commercial

Msrp:

Avg Lead Time:

Finish:

689/US28

Finish Family:

Matte Silver

Finish Description:

Aluminum Painted

Popularity:

Vendor:

Assa Abloy

Corbin Russwin 603F55 689 DC6000 Series Door Closer Part Cover Full Metal Cover RH/LHR Aluminum Painted

Corbin Russwin

Descriptions

Specifications

Related Products

Corbin Russwin 188F03 Door Closer Bracket Quik-Install

Corbin Russwin 188F41 689 Door Closer Bracket Parallel Arm Aluminum Painted

Corbin Russwin 468F34 689 DC6000 Series Door Closer Part SNB for 1-3/4 Door Aluminum Painted

Corbin Russwin 691F78 689 DC6000 Series Door Closer Part Bracket Spacer Aluminum Painted

Corbin Russwin 691F93 689 DC6000 Series Door Closer Part Standard Screw Pack Aluminum Painted

Rockwood RM850 US26D Floor Mounted Door Stop Short-Flat Top 1-1/4 In Base Satin Chrome

Corbin Russwin 499F30 689 Door Closer Part Flush Transom Bracket Aluminum Painted

Corbin Russwin 509F49 689 Door Closer Part Parallel Arm with Hold-Open Aluminum Painted

Corbin Russwin 597F78 689 Door Closer Part Full Cover and Insert Pkt Standard Aluminum Painted

Corbin Russwin 188F65 689 Door Closer Drop Plate for DC3220 x Full Cover Aluminum Painted