Corbin Russwin ML2000 Series
Corbin Russwin ML2051 NSA Entrance or Office Mortise Lock, NS Lever, A Rose
Finish: Bright Brass (605)
Faded finishes are special order.
Configuration: Standard
- Door to door shipping
- Technical support on every order: 346-777-3031
Overview
About this product
The Corbin Russwin ML2051 NSA is an entrance or office function (F04) mortise lock from the ML2000 Series, fitted with the Newport lever (NS) on the A wrought rose. It is built for private offices, conference rooms and exam rooms.
Built to ANSI/BHMA Grade 1, the lock is UL10c listed with a 3 hour fire rating. It is made for 1-3/4 inch doors at a 2-3/4 inch backset, throws the latch 3/4 inch, and is listed as ADA compliant under A117.1.
What the function does
The outside lever is locked and unlocked with a toggle-action stop. Unlocked, it retracts the latchbolt like the inside lever; locked, the latchbolt opens from outside by key only. The inside lever is never locked, and an auxiliary latch deadlocks the latchbolt.
Highlights
- Toggle-action stop locks or unlocks the outside lever
- Key retracts the latchbolt when the outside lever is locked
- Inside lever always free for egress
- Newport lever with A wrought rose
- ANSI/BHMA Grade 1, 3 hour fire rating, UL10c listed
- Fits 1-3/4 inch doors with 2-3/4 inch backset
Photo shows the Bright Brass (605) and Satin Brass (606) and Satin Bronze (612) and Dark Bronze (613) and Dark Bronze (613E) and Satin Nickel (619) and Bright Chrome (625) and Satin Chrome (626) and Satin Stainless Steel (630) and Black Suede (BSP) finish. Other finishes are the same product in the finish you select.
How it works
Entrance/office function, ANSI F04
A button on the inside locks the outside lever. A key unlocks it from outside. The inside lever is always free. Common on offices and entry doors.
Specifications
- Model
- ML2051 NSA
- Function
- ML2051 Entrance or office, ANSI F04
- Grade
- ANSI/BHMA Grade 1
- Series
- ML2000
- Lever
- Newport
- Trim
- A-Wrought Rose
- Door thickness
- 1-3/4 Inch
- Backset
- 2-3/4 Inch
- Latch throw
- 3/4 Inch
- Latch face
- 8" x 1-1/4" x 3/32"
- Strike
- ANSI-Straight Lip
- Fire rating
- 3 Hours
- UL listing
- UL10c
- ADA compliant
- Yes
- Standards
- ANSI/BHMA A156.13 Series 1000, Operational and Security Grade 1, A117.1 Accessibility Code; UL Listed
- Projection
- 2-5/8 Inch
- Warranty
- 10 Year Limited on Lockset. 2 Year Limited on Electronic Components
- Buy American Act
- Yes
- Finish
- Bright Brass (605)
- SKU
- ML2051 NSA 605
Send a photo of the door edge and the hardware on it. We'll match the part.
Send a photoCommon questions
How is the outside lever locked?
With the toggle-action stop. Once it is set, the outside lever stays locked and the latch opens from outside only with a key.
Can someone get locked in?
No. The inside lever is always free, so the door can always be opened from inside.
What door does this lock fit?
It is made for 1-3/4 inch thick doors with a 2-3/4 inch backset, using a mortise pocket for the ML2000 Series lockbody.
Is it fire rated?
The specifications list a 3 hour fire rating with UL10c listing. Confirm the rating needed on the door's label.
Which finishes are available?
Finish options include 605, 606, 611, 612, 613, 626, 630 and others; choose the one that matches your other hardware.
Before you order
Buying for a whole job?
Send the hardware schedule or drawing. Door, frame and hardware quoted together so nothing shows up missing.