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FAQs

Resolution: Timeout Lock - Pushing and holding the button will lock inside lever until released - Outside Lever always retracts latch unless button is depressed.:

ND50

Resolution: Entrance/Office Lock - Outside Lever is unlocked with key when push-button is pushed - Inside Lever Push-button locks outside lever. Turning inside lever releases button. Inside lever is always fre...:

ND60

Resolution: Vestibule Lock - Latch retracted by key when locked by inside key. Inside lever is always unlocked and is always free for immediate egress. Key locks and unlocks outside lever.:

ND60CLOSED

Resolution: Vestibule with Closed Outside Lever - Same as ND60 except lever is closed (no outside key) - Inside function is same as ND60:

ND66

Resolution: Store Lock - Key on outside locks or unlocks both levers simultaneously - Key on inside locsk or unlocks both levers simultaneously - Caution: These locks on residences and any door in any structur...:

ND70

Resolution: Classroom Lock - Outside lever locked or unlocked by key - Inside lever is always unlocked and always free for immediate egress.:

ND70X80

Resolution: Classroom by Storeroom Lock - Outside lever locked or unlocked by key - Inside lever is fixed and key retracts latch - Caution: These locks on residences and any door in any structure which is use...:

ND72

Resolution: Communicating lock - Outside lever only locked or unlocked by key - Outside lever only locked or unlocked by key - Caution: These locks on residences and any door in any structure which is used for...:

ND72VANDLGARD

Resolution: Communicating lock with Vandlgard - Same as ND72. Vandlgard allows outside spindle to disengage from latch when locked - Inside function is Same as ND72. Vandlgard allows outside spindle to disenga...:

ND73

Resolution: Corridor Lock - Locked or unlocked by key. When locked by key it can only be unlocked by key - Inside Push-button locks outside lever. Turning lever or closing door releases button. Inside lever is...: