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Corbin Russwin LB-ML2073 Classroom Security Function Mortise Lock Body
Lock Operation Detailed
- Latchbolt by grip from either side unless outside grip is locked by projection of deadbolt.
- Deadbolt thrown or retracted by key .
- Inside grip simultaneously retracts latchbolt and deadbolt; outside grip remains locked.
- Key unlocks outside grip; outside grip remains locked unless unlocked by key.
- Auxiliary latch deadlocks latchbolt.
- Note: Indicator shows deadbolt position only.
The Corbin Russwin LB-ML2073 is the bare ML2000 Series heavy-duty mortise lock body (case only) configured for the Classroom Security function. 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.
Classroom Security Function -- What It Means
The Classroom Security function locks the outside grip by projection of the deadbolt. Latchbolt by grip from either side unless the outside grip is locked that way. Deadbolt thrown or retracted by key. The inside grip simultaneously retracts latchbolt and deadbolt; the outside grip remains locked. A key unlocks the outside grip; the outside grip remains locked unless unlocked by key. An auxiliary latch deadlocks the latchbolt. 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.
Lock Body
Parts list -- click to enlarge
Parts illustration -- click to enlarge
| 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 |
| Series | Corbin Russwin - ML2000 Series |
| Part Type | Lock Body |
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