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CORBIN RUSSWIN LOCK - ML2051 ENTRANCE OR OFFICE
OVERVIEW
- ANSI function F04
- Latchbolt by key when outside grip locked by toggle action stop.
- Latchbolt by grip either side, unless outside grip is locked by toggleaction stop.
- Auxiliary latch deadlocks latchbolt.
- Inside grip always free.
Standard features
- Door thickness: 1-3/4" (44mm) standard.
- Handing: Field Reversible;
- Strike: ANSI straight lip standard, 4-7/8" (124mm) x 1-1/4" (32mm) x 1-1/8" (29mm) lip to
center.
ML2000 SERIES CORBIN RUSSWIN MORTISE LOCKS OVERVIEW
The ML2000 Series is a Grade 1 mortise lock designed to meet the rigors of high-traffic commercial, institutional, industrial and government applications. Constructed of heavy-gauge steel, the lockbody features our patented Quick Reversible latchbolt, and a 1” stainless steel deadbolt. A wide variety of trim designs and functions and a 10-year warranty lend to the ML2000’s versatility and reliability, making it the ideal choice for use in offices, schools, hospitals, hotels and other high-use applications.
Security
Further discourage intrusion and abuse with the ML2000VR (Vandal Resistant) Series mortise lock featuring vandal-resistant stainless steel escutcheons with tapered edges and Torx® pin tamper resistant screws. When matched with Corbin Russwin patented high-security Pyramid or Access 3® cylinders, any door can become a formidable barrier to intruders.
Aesthetics
Complement any application with the full range of trim designs and finishes offered with ML2000 Series. From stainless steel security trims to bright brass Vineyard™ levers, design continuum can be achieved without forfeiting aesthetics. For additional information regarding designer trim, see the Corbin Russwin Vineyard™ Collection and Muséo® Collection catalogs.
Key Advantages
- UL Cycle above and beyond test completed at 14.5 Million Cycles. Verification ID: V875753
- Patented Quick Reversible feature enables reversal of hands without disassembling the lock case (Patent pending and/or patent www.assaabloydss.com/patents)
- Security trims provide a vandalresistant barrier
- Can be used with new or existing Corbin Russwin key systems. Also accepts cylinders of most other manufacturers.
- Provides life safety and security in a single door prep, saving the additional cost of a deadlock
- Thru-bolted trim designs for proper alignment and increased security
- Multi-function lockbody
- Status indicator options provide peace of mind on the locked/unlocked status of a door
DOWNLOADS & RESOURCES
ML2000 Series Promotional Sheet
Manufacturer Resources
Product Specs
- Category:
- Mechanical Locks
- Subcategory:
- Mortise Locks
- Product Group:
- Mechanical Locks
- Series:
- ML2000 Series
- Grade:
- Grade 1
- Standard Latch:
- 3/4" Latchbolt
- Standard Strike:
- ANSI straight lip standard, 4-7/8" x 1-1/4" x 1-1/8"
- Warranty:
- 10 Year Limited
- Keyed Function:
- Non-Keyed
- ANSI/BHMA:
- F30
- Product Subgroup:
- Mortise Lock Bodies
- Product Type:
- Mortise Lockbody Only
- Keyed:
- No
- Substrate:
- Brass or Bronze
- Commercial/Residential:
- Commercial
- Function Description:
- Mortise Lockbody Only
- Lock Type:
- Mortise
- Lock Function:
- Entrance/Office
- Segment:
- Door Hardware
- Product Attribute:
- Mortise Locks
- Electronic:
- No
- Tags:
- ml 2051, ml2051 corbin russwin, corbin russwin ml2051 ll626
- Product Model:
- ML2051
- Collection:
- ML2000_Series
- Product Function:
- Entrance/Office
- Door Hand Direction:
- Field Reversible
- Door Thickness Range:
- 1-3/4"
Corbin Russwin ML2051-LL-630 – Frequently Asked Questions
1) What is the ML2051 lockbody function?
The ML2051 is an entrance or office function mortise lockbody. Outside lever is locked. Key outside or thumb turn inside retracts latchbolt. Auxiliary latch automatically deadlocks latchbolt when door closes.
2) What door thickness does this lockbody fit?
Standard Corbin Russwin mortise locks accommodate 1-3/4" thick doors. Check manufacturer specifications for your specific installation requirements and door preparation dimensions.
3) Is this lockbody handed?
Corbin Russwin mortise lockbodies are typically field reversible. The latchbolt and auxiliary latch can be reversed during installation to accommodate left or right hand doors.
4) What additional components are needed?
This is lockbody only. You need separate trim, cylinder, and strikes. Order coordinating ML2000 series trim, mortise cylinder, and appropriate strike plates for complete installation.
5) What grade is this lockbody?
Corbin Russwin ML2000 series typically meets ANSI Grade 1 commercial standards. Verify specific grade requirements with manufacturer documentation for your project specifications.
6) Does this meet fire door requirements?
Check the lockbody marking and manufacturer listings for fire rating compatibility. Fire door applications require listed hardware with proper trim combinations and installation per manufacturer instructions.
7) What backset does this lockbody use?
Standard Corbin Russwin mortise locks typically use 2-3/4" backset. Verify the specific backset requirement and ensure door preparation matches the lockbody specifications.
8) How do you install a mortise lockbody?
Route mortise pocket in door edge per manufacturer template. Install lockbody with mounting screws. Connect trim assemblies and test operation. Follow manufacturer instructions for proper door preparation and installation sequence.
9) How do you maintain mortise lockbodies?
Lubricate moving parts annually with light machine oil. Check mounting screws for tightness. Clean lockbody cavity of debris. Adjust strike alignment if latchbolt binding occurs.
10) What other ML2000 functions are available?
The ML2000 series includes classroom, storeroom, privacy, passage, and other functions. Each function has different locking sequences. Choose the appropriate function for your specific door application needs.
11) Can this replace other mortise lockbodies?
Check case dimensions and mounting hole patterns for compatibility. Most standard mortise lockbodies share common dimensions but verify measurements before ordering replacement parts.
How fast can I get the Corbin Russwin ML2051-LL-630 delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the
continental
U.S.
Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit,
reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the Corbin Russwin ML2051-LL-630 come with a warranty?
Absolutely. The Corbin Russwin ML2051-LL-630 is backed by a manufacturer’s warranty.
For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the Corbin Russwin ML2051-LL-630?
You can call, text, or email our expert support team for fast answers. We’re here to help with
product
selection,
installation tips, and troubleshooting. Contact Us
Why buy the Corbin Russwin ML2051-LL-630 from ZenSupply?
ZenSupply makes it easy to get the commercial door hardware you need—fast shipping, expert support,
and
rewards on
every order.
Our team is always ready to help you choose the right product for your project.
