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Corbin Russwin LB-ML2082 Dormitory or Exit Function Mortise Lock Body (ANSI F11)
Lock Operation Detailed
- Latchbolt by grip either side, unless outside grip is locked by toggle-action stop or by projection of deadbolt.
- Deadbolt thrown by key from either side.
- Deadbolt and latchbolt retracted by outside key when outside grip locked.
- Outside grip unlocked by toggle-action stop.
- Inside grip simultaneously retracts latchbolt and deadbolt; outside grip remains locked.
- Note: Indicator shows deadbolt position only.
The Corbin Russwin LB-ML2082 is the bare ML2000 Series heavy-duty mortise lock body (case only) configured for the Dormitory or Exit function ANSI/BHMA F11. Price Book No. 42 page 106 Lock Only sells this as trim key LL (Lever x Lever): it includes the lockcase, armored front, strike and screw pack. Cylinder(s) and thumbturn lever are not included. Order the complete lockset when you need levers, roses, or escutcheons on the same opening.
Dormitory Function -- What It Means
The Dormitory or Exit function (ANSI/BHMA F11) locks the outside grip by a toggle-action stop or by projection of the deadbolt. Latchbolt by grip either side unless the outside is locked that way. Deadbolt thrown by key from either side. Deadbolt and latchbolt retracted by the outside key when the outside grip is locked. The outside grip is unlocked by the toggle-action stop. The inside grip simultaneously retracts latchbolt and deadbolt; the outside grip remains locked. An indicator, when specified, shows deadbolt position only.
Institutional Grade Features and Benefits
- Case only -- LL Lever x Lever. This listing is the lockcase, not a complete lockset. Rebuild an existing ML2000 opening without buying new exterior trim.
- What ships. lockcase, armored front, strike and screw pack, per Corbin Russwin List Price Book No. 42 p.106 Lock Only.
- What does not ship. Cylinder(s) and thumbturn lever are not included.
- Grade 1 chassis. A156.13 Series 1000, Operational and Security Grade 1
- Handing. Specify LH, RH, LHR, or RHR. The lock case is quick reversible.
Technical Details
| Feature | Details |
|---|---|
| Model Number | ML2082 LL |
| Function | Dormitory or Exit |
| ANSI/BHMA function | F11 |
| Type | Mortise lock body (case only) -- trim and cylinder ordered separately |
| Trim key | LL Lever x Lever |
| Included | lockcase, armored front, strike and screw pack |
| Not included | Cylinder(s) and thumbturn lever are not included. |
| Series | Corbin Russwin ML2000 |
| Certification | Certified A156.13 Series 1000, Operational and Security Grade 1. |
| Accessibility | Meets A117.1 Accessibility Code. |
| Fire Listing | UL/cUL-UL10C Positive Pressure |
| Handing | Specify LH, RH, LHR, or RHR. The lock case is quick reversible. |
| Door Thickness | 1-3/4" (44mm) standard. Optional door thicknesses available; see Quick Codes, page 81. |
| Backset | 2-3/4" (70mm). |
| Lockcase | Heavy-gauge steel, 5-7/8" (149mm) x 4" (102mm) x 15/16" (24mm). |
| Front | Heavy-gauge steel, 8" (203mm) x 1-1/4" (32mm) x -3/32" (2mm). Accommodates flat doors and doors beveled 1/8" (3mm) in 2" (51mm). |
| Armored Front | Wrought brass, bronze or stainless steel attached by machine screws to lockcase front. |
| Latchbolt | 2-piece mechanical with anti-friction insert, 5/8" (16mm) x 1" (25mm) x 3/4" (19mm) throw. |
| Auxiliary Latch | 9/16" (14mm) effective throw and 3/8" (10mm) effective auxiliary latch deadlocking. |
| Deadbolt | One-piece stainless steel, 19/32" (15mm) x 1-1/4" (32mm) x 1" (25mm) throw. |
| Strike | Wrought brass, bronze or stainless steel, ANSI straight lip standard, 4-7/8" (124mm) x 1-1/4" (32mm) x 1-1/8" (29mm) lip to center. |
| Cylinder | Cylinder(s) and thumbturn lever are not included. |
| Hubs | LL -- Lever x Lever. Standard knob/lever hub is steel, 5/16" (8mm) |
| Warranty | Ten-year mechanical warranty. |
| Finish with BHMA code | 626 - US26D Satin Chrome or 630 - US32D Satin Stainless or 613 - US10B Oil Rubbed Bronze or 613E - US10BE Oil Rubbed Bronze Equal or BSP - Black Suede Powder Coat or 605 - US3 Polish Brass or 606 - US4 Satin Brass or 612 - US10 Satin Bronze or 619 - US15 Satin Nickel or 625 - US26 Polish Chrome or 629 - US32 Polish Stainless or WSP - White Suede Powder Coat or 611 - US9 Bright Bronze or 618 - US14 Bright Nickel or 722 - Black Oxidized Bronze, Oil Rubbed |
| Door Handing | LH or RH or RHR or LHR |
| Brand | Corbin Russwin |
| ANSI Mortise Lock Function | F11 - Dormitory |
| Series | Corbin Russwin - ML2000 Series |
| Part Type | Lock Body |
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