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    Deadbolt Locks
    1. Home
    2. Locks and Latches
    3. Deadbolt Locks
    Item # OY1001516KD-19 • Mfr # 100-US1978-KD

    N Series Pin Tumbler Deadbolt Door Lock, Flat Black, Keyed Different, 15/16" Cylinder Length

    • User manual 1, 100-US1978-KD
      User manual 1, 100-US1978-KD

    Description

    N Series Pin Tumbler Deadbolt For Secure Doors

    N Series pin tumbler deadbolt is a door lock from Olympus Lock, Inc. that uses an N Series keyway, so it can be keyed together with other N Series locks to keep multi-point or multi-door projects on a single key system. The lock uses a solid brass pin tumbler cylinder, which provides a precise key interface that supports consistent locking performance over repeated cycles. Its body is zinc die cast, giving a rigid housing that helps the cylinder stay aligned in the door. The flat black finish provides a dark, low-glare appearance that blends well with flat black commercial and residential trim. This deadbolt passed ANSI/BHMA A156.11 Grade 1 performance requirements, equivalent to E07121(100DR), so it is suited to applications where high cycle performance is important. The standard function allows the key to be removable in locked or unlocked positions, which gives flexibility when setting up keyed control routines.

    Deadbolt Details That Support Everyday Use

    • The N Series keyway, equivalent to National D4291 4-pin or D4292 5-pin systems, lets this deadbolt integrate into existing N Series keyed systems, so installers can align door security with established master key plans.
    • The rekeyable design with a set screw cylinder release mechanism allows cylinder changes without replacing the entire lock case, which can shorten service calls when keying is updated on a project.
    • The key removable in locked or unlocked position standard function lets users remove the key after locking or unlocking, which supports varied security policies and simplifies hand-off of keys on job sites.
    • The flat black finish provides a uniform dark surface that coordinates with flat black door hardware, helping installers deliver visually consistent openings on cabinetry or doors.
    • The zinc die cast body and solid brass pin tumbler cylinder create a rigid, metal-on-metal lock assembly, which supports stable cylinder alignment and predictable key turn during repeated use.

    Deadbolt Lock Fit, Keying, And Cylinder Options

    This N Series pin tumbler deadbolt door lock uses a cylinder with a 7/8 inch barrel diameter, so it suits preparations designed around that bore size. The cylinder length is specified as 15/16 inch, 1-3/8 inch, or 1-5/8 inch, giving multiple depth options to align the cylinder face with the door or panel surface while maintaining proper engagement with the lock body. Stock keying is KD/KA in a 4-pin standard configuration, with stock keyed alike numbers 101, 103, 107, and 915, so installers can choose between keyed different or common key groups across doors. The system is masterkeyed in 5-pin standard, and grand masterkeyed availability supports layered key control on larger projects.

    Using This Olympus N Series Deadbolt In The Field

    Where This N Series Deadbolt Fits Best

    This N Series deadbolt door lock is categorized under deadbolt locks, positioning it for door applications that benefit from a separate pin tumbler deadbolt rather than a simple latch. The 7/8 inch barrel diameter works with door or panel bores sized for that cylinder interface, giving a positive fit where N Series hardware is specified. With keying that can be set KD or KA within the N Series family, this deadbolt aligns well with projects where multiple Olympus N Series locks are used on the same suite of openings. The flat black finish supports design packages that call for black hardware, allowing this cylinder to coordinate with hinges, pulls, and levers specified in similar finishes. Because the unit passed ANSI/BHMA A156.11 Grade 1 performance requirements, equivalent to E07121(100DR), it also fits environments where a Grade 1 deadbolt is part of the hardware schedule.

    Keying, Rekeying, And Service Efficiency Advantages

    The solid brass pin tumbler cylinder at the core of this deadbolt provides a stable platform for 4-pin stock keying and 5-pin masterkeyed configurations, so locksmiths and installers can match keying complexity to the project without changing the fundamental hardware type. The N Series keyway, equivalent to National D4291 4-pin or D4292 5-pin systems, means existing N Series keys and keying setups can extend to this lock, helping maintain consistent key control strategies across new and retrofit openings. A rekeyable design using a set screw cylinder release mechanism allows the cylinder to be rekeyed or changed out while retaining the same lock body, which can reduce physical changes to the door when key systems are updated. The standard function, with the key removable in locked or unlocked position, supports both securing and service routines, since the key can be withdrawn after either operation according to the building's key handling practices. With masterkeyed 5-pin standard and grand masterkeyed availability, the same deadbolt platform supports multi-level key hierarchies on larger facilities where controlled access levels are required.

    Keyed Deadbolt Questions For Olympus N Series Locks

    What type of keyway does this deadbolt use?

    This N Series pin tumbler deadbolt uses an N Series keyway, equivalent to National D4291 4-pin or D4292 5-pin systems, so it can match other N Series keyed hardware on the same project.

    How does the rekeyable set screw cylinder release help?

    The rekeyable design with a set screw cylinder release mechanism lets the cylinder be changed or rekeyed while keeping the same lock body, which simplifies future keying changes.

    What cylinder lengths are available for this lock?

    This deadbolt offers cylinder lengths of 15/16 inch, 1-3/8 inch, or 1-5/8 inch, so the cylinder face can align correctly with different door or panel thicknesses.

    What does ANSI BHMA A156.11 Grade 1 performance mean here?

    This Olympus deadbolt passed ANSI/BHMA A156.11 Grade 1 performance requirements, equivalent to E07121(100DR), indicating it meets a high performance level for deadbolt locks.

    How is the key handled in locked and unlocked positions?

    The standard function allows the key to be removable in both locked and unlocked positions, so users can withdraw the key after either operation according to site practices.

    What are the body and cylinder materials on this deadbolt?

    This N Series deadbolt uses a zinc die cast body with a solid brass pin tumbler cylinder, giving a rigid housing and precise brass cylinder for consistent key operation.

    Selecting This N Series Deadbolt For Your Project

    This N Series pin tumbler deadbolt door lock from Olympus Lock, Inc. brings together an N Series keyway, rekeyable set screw cylinder release, and ANSI/BHMA A156.11 Grade 1 performance in a flat black finish, so it fits projects that demand coordinated keying and high-performing deadbolt hardware. With multiple cylinder lengths, 7/8 inch barrel diameter, KD or KA stock keying, and masterkeyed or grand masterkeyed options, this lock provides flexibility for both small and large keyed systems using N Series hardware. Select this model when a flat black deadbolt with N Series compatibility, solid brass pin tumbler cylinder, and zinc die cast body aligns with your door preparation and keying plan.

    Bore Diameter (in)
    7/8 in
    Cylinder Length
    15/16 in
    Height (in)
    1-5/8 in
    Keying
    Keyed different
    Material Type
    Brass
    Maximum Material Thickness
    7/8 in
    Tumbler Type
    Pin tumbler
    Width (in)
    1-1/4 in
    Color/Finish
    Flat Black
    Manufacturer Series
    N Series
    Product Type
    Deadbolt Lock
    Supplier Pack Size
    10
    Sold In
    1
    Bore Diameter (in)
    7/8 in
    Cylinder Length
    15/16 in
    Height (in)
    1-5/8 in
    Keying
    Keyed different
    Material Type
    Brass
    Maximum Material Thickness
    7/8 in
    Tumbler Type
    Pin tumbler
    Width (in)
    1-1/4 in
    Color/Finish
    Flat Black
    Manufacturer Series
    N Series
    Product Type
    Deadbolt Lock
    Supplier Pack Size
    10
    Sold In
    1
    Olympus Lock, Inc.
    $36.81/Each
    Item # OY1001516KD-19 • MFR # 100-US1978-KD
    N Series Pin Tumbler Deadbolt Door Lock, Flat Black, Keyed Different, 15/16" Cylinder Length
    Item# OY1001516KD-19 / MFR Part # 100-US1978-KD
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