Outside Inside | Description | | Outside Inside | Description |
MS10

| PASSAGE LATCH Non-locking - both handles always free. Either handle retracts latchbolt. | | MS25
| EXIT LOCK Latch retracts by inside handle only. No outside handle. |
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MS31
| PATIO LOCK ANTI-LOCKOUT Latch by handle either side unless outside handle locked by inside turn. Inside handle always free for exit. Anti-lockout (kickoff) active as standard. | | MS32
| PATIO LOCK Latch by handle either side unless outside handle locked by inside turn. Inside handle always free for exit.
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MS33
| PATIO SECURITY LOCK Latch by handle either side unless inside cylinder locks both handles. | | MS40
| PRIVACY LATCH Latch by handle either side unless outside handle locked by inside turn. Emergency unlocking from outside by slot or turn. Inside handle always free for exit. Has anti-lockout (kick-off) as standard. |
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MS50
 | OFFICE LOCK Latch by handle either side unless outside handle is made inoperative by key or inside turn. Key has dual function - when turned toward strike key unlocks outside handle, if turned further will also retract latchbolt. Inside handle always free for exit. Anti-lockout (kick-off) as standard. | | MS51
| ENTRANCE LOCK Latch by handle either side unless outside handle has been made inoperative by key or inside turn. Unlocking by key or turn. Inside handle always free for exit. |
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MS52
| OFFICE LOCK Latch by handle either side, except when outside cylinder or turn inside locks both handles. | | MS53
| ENTRANCE LOCK Latch by handle either side unless outside handle has been made inoperative by inside turn. Key from outside retracts latchbolt only. Inside handle always free for exit. |
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MS58
| OFFICE LOCK Latch by handle either side unless outside handle has been made inoperative by key outside or inside turn. Key has dual function - when turned toward strike key unlocks outside handle, if turned further will also retract latchbolt. Inside handle always free for exit. | | MS60
| DOUBLE CYLINDER VESTIBULE LOCK Latch by handle either side unless outside handle has been made inoperative by key inside. Key outside retracts latchbolt only. Inside handle always free for exit. |
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MS62
| RESIDENTIAL ENTRANCE LOCK Cylinder both sides. External cylinder retracts the latchbolt. Latch by inside handle except when inside cylinder locks inside handle. Hold back as standard. | | MS66
| DOUBLE CYLINDER STOREROOM ENTRY LOCK Latch by handle either side unless both handles are locked by key from either side. Key from either side unlocks handles both sides. |
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MS67
| DOUBLE CYLINDER COURTROOM LOCK Latch by handle either side unless both handles are locked by key from either side. Key from either side unlocks both handles and withdraws latchbolt. | | MS70
| CLASSROOM LOCK Latch by handle either side unless handles is made inoperative by key from outside. Inside handle always free for exit. |
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MS78
| EMERGENCY CLASSROOM LOCK Latch by handle either side unless outside handle is made inoperative by key from outside. Cylinder has dual function - when turned towards strike cylinder unlocks outside handle, if turned further cylinder will also retract latchbolt. Inside handle always free for exit. | | MS80
 | STOREROOM LOCK Latch by inside handle at all times for immediate exit. Key outside retracts latchbolt only. Outside handle always rigid. |
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MS251
 | SINGLE CYLINDER LATCH Latch by key from outside only. | | MS252
| DOUBLE CYLINDER LATCH Latch by key from either side. |