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Master Lock 6840 Solid Brass Pro Series Rekeyable Padlocks 1-3/4" (44mm)

  • 6840 W17 1KEY LZ3

    6840 W17 1KEY LZ3

    $22.73 42% Off

    Number of Key
    1 key per lock
    Cylinder Type
    5-Pin W17
    Bump Stop
    Not Included
    Keying
    Not Included
    Shackle Length
    1-3/16" Boron
    Chain
    Not Included
    Function
    Non-Key Retaining
    Custom Marking
    Laser engraved in 3 areas
    More Details

  • 6840 MK LF CN W81 LZ1

    6840 MK LF CN W81 LZ1

    $27.20 42% Off

    Number of Key
    2 keys per lock
    Cylinder Type
    5-Pin W81
    Bump Stop
    Not Included
    Shackle Length
    1-9/16" Boron
    Chain
    Sash Chain
    Function
    Non-Key Retaining
    Custom Marking
    Laser engraved in 1 area
    More Details

  • 6840 N LF W81 3KEY LZ2

    6840 N LF W81 3KEY LZ2

    $24.68 42% Off

    Number of Key
    3 keys per lock
    Cylinder Type
    5-Pin W81
    Bump Stop
    Included
    Keying
    Not Included
    Shackle Length
    1-9/16" Boron
    Chain
    Not Included
    Function
    Non-Key Retaining
    Custom Marking
    Laser engraved in 2 areas
    More Details

  • 6840 KD WP6 3KEY LZ2

    6840 KD WP6 3KEY LZ2

    $30.14 42% Off

    Number of Key
    3 keys per lock
    Cylinder Type
    Edge Key Control 6-Pin
    Bump Stop
    Not Included
    Keying
    Keyed Different
    Shackle Length
    1-3/16" Boron
    Chain
    Not Included
    Function
    Non-Key Retaining
    Custom Marking
    Laser engraved in 2 areas
    More Details

  • 6840 MK LF CN W7000 4KEY LZ2

    6840 MK LF CN W7000 4KEY LZ2

    $30.84 42% Off

    Number of Key
    4 keys per lock
    Cylinder Type
    6-Pin W7000
    Bump Stop
    Not Included
    Shackle Length
    1-9/16" Boron
    Chain
    Sash Chain
    Function
    Non-Key Retaining
    Custom Marking
    Laser engraved in 2 areas
    More Details

  • 6840 N KD LJ CN W15 3KEY LZ4

    6840 N KD LJ CN W15 3KEY LZ4

    $29.84 42% Off

    Number of Key
    3 keys per lock
    Cylinder Type
    5-Pin W15
    Bump Stop
    Included
    Keying
    Keyed Different
    Shackle Length
    2-7/16" Boron
    Chain
    Sash Chain
    Function
    Non-Key Retaining
    Custom Marking
    Laser engraved in 4 areas
    More Details

  • 6840 N LF NR 1KEY LZ3

    6840 N LF NR 1KEY LZ3

    $24.78 42% Off

    Number of Key
    1 key per lock
    Cylinder Type
    5-Pin W6000
    Bump Stop
    Included
    Keying
    Not Included
    Shackle Length
    1-9/16" Boron
    Chain
    Not Included
    Function
    Non-Removable Key
    Custom Marking
    Laser engraved in 3 areas
    More Details

  • 6840 KD NR 4KEY LZ3

    6840 KD NR 4KEY LZ3

    $25.10 42% Off

    Number of Key
    4 keys per lock
    Cylinder Type
    5-Pin W6000
    Bump Stop
    Not Included
    Keying
    Keyed Different
    Shackle Length
    1-3/16" Boron
    Chain
    Not Included
    Function
    Non-Removable Key
    Custom Marking
    Laser engraved in 3 areas
    More Details

  • 6840 N LF NR W15 NOKEY LZ1

    6840 N LF NR W15 NOKEY LZ1

    $22.22 42% Off

    Number of Key
    0 keys per lock
    Cylinder Type
    5-Pin W15
    Bump Stop
    Included
    Keying
    Not Included
    Shackle Length
    1-9/16" Boron
    Chain
    Not Included
    Function
    Non-Removable Key
    Custom Marking
    Laser engraved in 1 area
    More Details

  • 6840 KD LJ NR WCS 1KEY

    6840 KD LJ NR WCS 1KEY

    $17.18 42% Off

    Number of Key
    1 key per lock
    Cylinder Type
    Lock Body Only
    Bump Stop
    Not Included
    Keying
    Keyed Different
    Shackle Length
    2-7/16" Boron
    Chain
    Not Included
    Function
    Non-Removable Key
    Custom Marking
    Not Included
    More Details

  • 6840 N LF CN W15 4KEY LZ2

    6840 N LF CN W15 4KEY LZ2

    $28.41 42% Off

    Number of Key
    4 keys per lock
    Cylinder Type
    5-Pin W15
    Bump Stop
    Included
    Keying
    Not Included
    Shackle Length
    1-9/16" Boron
    Chain
    Sash Chain
    Function
    Non-Key Retaining
    Custom Marking
    Laser engraved in 2 areas
    More Details

  • 6840 N KD LJ CN NR W7000NISI NOKEY LZ1

    6840 N KD LJ CN NR W7000NISI NOKEY LZ1

    $25.41 42% Off

    Number of Key
    0 keys per lock
    Cylinder Type
    6-Pin W7000 with Nickel Silver Key
    Bump Stop
    Included
    Keying
    Keyed Different
    Shackle Length
    2-7/16" Boron
    Chain
    Sash Chain
    Function
    Non-Removable Key
    Custom Marking
    Laser engraved in 1 area
    More Details

  • 6840 N LF CN NR WP6 LZ3

    6840 N LF CN NR WP6 LZ3

    $33.14 42% Off

    Number of Key
    2 keys per lock
    Cylinder Type
    Edge Key Control 6-Pin
    Bump Stop
    Included
    Keying
    Not Included
    Shackle Length
    1-9/16" Boron
    Chain
    Sash Chain
    Function
    Non-Removable Key
    Custom Marking
    Laser engraved in 3 areas
    More Details

  • 6840 KD NR W7000NISI 3KEY LZ2

    6840 KD NR W7000NISI 3KEY LZ2

    $23.23 42% Off

    Number of Key
    3 keys per lock
    Cylinder Type
    6-Pin W7000 with Nickel Silver Key
    Bump Stop
    Not Included
    Keying
    Keyed Different
    Shackle Length
    1-3/16" Boron
    Chain
    Not Included
    Function
    Non-Removable Key
    Custom Marking
    Laser engraved in 2 areas
    More Details

  • 6840 N KD LJ CN NR WP6 4KEY LZ4

    6840 N KD LJ CN NR WP6 4KEY LZ4

    $40.23 42% Off

    Number of Key
    4 keys per lock
    Cylinder Type
    Edge Key Control 6-Pin
    Bump Stop
    Included
    Keying
    Keyed Different
    Shackle Length
    2-7/16" Boron
    Chain
    Sash Chain
    Function
    Non-Removable Key
    Custom Marking
    Laser engraved in 4 areas
    More Details

  • 6840 N LJ W7000 3KEY LZ3

    6840 N LJ W7000 3KEY LZ3

    $26.01 42% Off

    Number of Key
    3 keys per lock
    Cylinder Type
    6-Pin W7000
    Bump Stop
    Included
    Keying
    Not Included
    Shackle Length
    2-7/16" Boron
    Chain
    Not Included
    Function
    Non-Key Retaining
    Custom Marking
    Laser engraved in 3 areas
    More Details

  • 6840 N LJ NR W15 NOKEY LZ4

    6840 N LJ NR W15 NOKEY LZ4

    $26.10 42% Off

    Number of Key
    0 keys per lock
    Cylinder Type
    5-Pin W15
    Bump Stop
    Included
    Keying
    Not Included
    Shackle Length
    2-7/16" Boron
    Chain
    Not Included
    Function
    Non-Removable Key
    Custom Marking
    Laser engraved in 4 areas
    More Details

  • 6840 N KA W7000NISI 4KEY LZ2

    6840 N KA W7000NISI 4KEY LZ2

    $25.73 42% Off

    Number of Key
    4 keys per lock
    Cylinder Type
    6-Pin W7000 with Nickel Silver Key
    Bump Stop
    Included
    Keying
    Keyed Alike
    Shackle Length
    1-3/16" Boron
    Chain
    Not Included
    Function
    Non-Key Retaining
    Custom Marking
    Laser engraved in 2 areas
    More Details

  • 6840 N LJ NR WP6 1KEY LZ1

    6840 N LJ NR WP6 1KEY LZ1

    $26.94 42% Off

    Number of Key
    1 key per lock
    Cylinder Type
    Edge Key Control 6-Pin
    Bump Stop
    Included
    Keying
    Not Included
    Shackle Length
    2-7/16" Boron
    Chain
    Not Included
    Function
    Non-Removable Key
    Custom Marking
    Laser engraved in 1 area
    More Details

  • 6840 N LJ CN W17 1KEY LZ4

    6840 N LJ CN W17 1KEY LZ4

    $28.65 42% Off

    Number of Key
    1 key per lock
    Cylinder Type
    5-Pin W17
    Bump Stop
    Included
    Keying
    Not Included
    Shackle Length
    2-7/16" Boron
    Chain
    Sash Chain
    Function
    Non-Key Retaining
    Custom Marking
    Laser engraved in 4 areas
    More Details

  • 6840 N LJ CN W81 3KEY LZ1

    6840 N LJ CN W81 3KEY LZ1

    $26.00 42% Off

    Number of Key
    3 keys per lock
    Cylinder Type
    5-Pin W81
    Bump Stop
    Included
    Keying
    Not Included
    Shackle Length
    2-7/16" Boron
    Chain
    Sash Chain
    Function
    Non-Key Retaining
    Custom Marking
    Laser engraved in 1 area
    More Details

  • 6840 KA CN NR WP4 3KEY LZ1

    6840 KA CN NR WP4 3KEY LZ1

    $32.10 42% Off

    Number of Key
    3 keys per lock
    Cylinder Type
    Edge Key Control 4-Pin
    Bump Stop
    Not Included
    Keying
    Keyed Alike
    Shackle Length
    1-3/16" Boron
    Chain
    Sash Chain
    Function
    Non-Removable Key
    Custom Marking
    Laser engraved in 1 area
    More Details

  • 6840 MK LJ W27 1KEY LZ3

    6840 MK LJ W27 1KEY LZ3

    $27.27 42% Off

    Number of Key
    1 key per lock
    Cylinder Type
    5-Pin W27
    Bump Stop
    Not Included
    Shackle Length
    2-7/16" Boron
    Chain
    Not Included
    Function
    Non-Key Retaining
    Custom Marking
    Laser engraved in 3 areas
    More Details

  • 6840 MK LF W15 3KEY

    6840 MK LF W15 3KEY

    $24.56 42% Off

    Number of Key
    3 keys per lock
    Cylinder Type
    5-Pin W15
    Bump Stop
    Not Included
    Shackle Length
    1-9/16" Boron
    Chain
    Not Included
    Function
    Non-Key Retaining
    Custom Marking
    Not Included
    More Details

  • 6840 N LJ CN NR W27 1KEY LZ2

    6840 N LJ CN NR W27 1KEY LZ2

    $26.09 42% Off

    Number of Key
    1 key per lock
    Cylinder Type
    5-Pin W27
    Bump Stop
    Included
    Keying
    Not Included
    Shackle Length
    2-7/16" Boron
    Chain
    Sash Chain
    Function
    Non-Removable Key
    Custom Marking
    Laser engraved in 2 areas
    More Details

  • 6840 MK LJ W7000NISI 1KEY LZ4

    6840 MK LJ W7000NISI 1KEY LZ4

    $29.13 42% Off

    Number of Key
    1 key per lock
    Cylinder Type
    6-Pin W7000 with Nickel Silver Key
    Bump Stop
    Not Included
    Shackle Length
    2-7/16" Boron
    Chain
    Not Included
    Function
    Non-Key Retaining
    Custom Marking
    Laser engraved in 4 areas
    More Details

  • 6840 CN W27 3KEY LZ3

    6840 CN W27 3KEY LZ3

    $26.46 42% Off

    Number of Key
    3 keys per lock
    Cylinder Type
    5-Pin W27
    Bump Stop
    Not Included
    Keying
    Not Included
    Shackle Length
    1-3/16" Boron
    Chain
    Sash Chain
    Function
    Non-Key Retaining
    Custom Marking
    Laser engraved in 3 areas
    More Details

  • 6840 N KA CN W15 3KEY LZ3

    6840 N KA CN W15 3KEY LZ3

    $27.79 42% Off

    Number of Key
    3 keys per lock
    Cylinder Type
    5-Pin W15
    Bump Stop
    Included
    Keying
    Keyed Alike
    Shackle Length
    1-3/16" Boron
    Chain
    Sash Chain
    Function
    Non-Key Retaining
    Custom Marking
    Laser engraved in 3 areas
    More Details

  • 6840 N KA CN WP4 LZ2

    6840 N KA CN WP4 LZ2

    $31.14 42% Off

    Number of Key
    2 keys per lock
    Cylinder Type
    Edge Key Control 4-Pin
    Bump Stop
    Included
    Keying
    Keyed Alike
    Shackle Length
    1-3/16" Boron
    Chain
    Sash Chain
    Function
    Non-Key Retaining
    Custom Marking
    Laser engraved in 2 areas
    More Details

  • 6840 N KA CN NR W15 LZ2

    6840 N KA CN NR W15 LZ2

    $25.32 42% Off

    Number of Key
    2 keys per lock
    Cylinder Type
    5-Pin W15
    Bump Stop
    Included
    Keying
    Keyed Alike
    Shackle Length
    1-3/16" Boron
    Chain
    Sash Chain
    Function
    Non-Removable Key
    Custom Marking
    Laser engraved in 2 areas
    More Details

  • 6840 KD CN NR WCS 3KEY LZ3

    6840 KD CN NR WCS 3KEY LZ3

    $23.30 42% Off

    Number of Key
    3 keys per lock
    Cylinder Type
    Lock Body Only
    Bump Stop
    Not Included
    Keying
    Keyed Different
    Shackle Length
    1-3/16" Boron
    Chain
    Sash Chain
    Function
    Non-Removable Key
    Custom Marking
    Laser engraved in 3 areas
    More Details

  • 6840 N MK LJ CN NR

    6840 N MK LJ CN NR

    $26.63 42% Off

    Number of Key
    2 keys per lock
    Cylinder Type
    5-Pin W6000
    Bump Stop
    Included
    Shackle Length
    2-7/16" Boron
    Chain
    Sash Chain
    Function
    Non-Removable Key
    Custom Marking
    Not Included
    More Details

  • 6840 KD CN NR W1 4KEY LZ2

    6840 KD CN NR W1 4KEY LZ2

    $26.36 42% Off

    Number of Key
    4 keys per lock
    Cylinder Type
    4-Pin W1
    Bump Stop
    Not Included
    Keying
    Keyed Different
    Shackle Length
    1-3/16" Boron
    Chain
    Sash Chain
    Function
    Non-Removable Key
    Custom Marking
    Laser engraved in 2 areas
    More Details

  • 6840 MK LJ NR W81 LZ1

    6840 MK LJ NR W81 LZ1

    $24.71 42% Off

    Number of Key
    2 keys per lock
    Cylinder Type
    5-Pin W81
    Bump Stop
    Not Included
    Shackle Length
    2-7/16" Boron
    Chain
    Not Included
    Function
    Non-Removable Key
    Custom Marking
    Laser engraved in 1 area
    More Details

  • 6840 MK LJ NR WP4 1KEY LZ1

    6840 MK LJ NR WP4 1KEY LZ1

    $29.37 42% Off

    Number of Key
    1 key per lock
    Cylinder Type
    Edge Key Control 4-Pin
    Bump Stop
    Not Included
    Shackle Length
    2-7/16" Boron
    Chain
    Not Included
    Function
    Non-Removable Key
    Custom Marking
    Laser engraved in 1 area
    More Details

  • 6840 KD CN NR W7000 4KEY LZ1

    6840 KD CN NR W7000 4KEY LZ1

    $25.09 42% Off

    Number of Key
    4 keys per lock
    Cylinder Type
    6-Pin W7000
    Bump Stop
    Not Included
    Keying
    Keyed Different
    Shackle Length
    1-3/16" Boron
    Chain
    Sash Chain
    Function
    Non-Removable Key
    Custom Marking
    Laser engraved in 1 area
    More Details

  • 6840 N KA LF NR W17 3KEY LZ4

    6840 N KA LF NR W17 3KEY LZ4

    $27.91 42% Off

    Number of Key
    3 keys per lock
    Cylinder Type
    5-Pin W17
    Bump Stop
    Included
    Keying
    Keyed Alike
    Shackle Length
    1-9/16" Boron
    Chain
    Not Included
    Function
    Non-Removable Key
    Custom Marking
    Laser engraved in 4 areas
    More Details

  • 6840 LF W17 4KEY

    6840 LF W17 4KEY

    $22.66 42% Off

    Number of Key
    4 keys per lock
    Cylinder Type
    5-Pin W17
    Bump Stop
    Not Included
    Keying
    Not Included
    Shackle Length
    1-9/16" Boron
    Chain
    Not Included
    Function
    Non-Key Retaining
    Custom Marking
    Not Included
    More Details

  • 6840 N KD CN W27 3KEY

    6840 N KD CN W27 3KEY

    $23.28 42% Off

    Number of Key
    3 keys per lock
    Cylinder Type
    5-Pin W27
    Bump Stop
    Included
    Keying
    Keyed Different
    Shackle Length
    1-3/16" Boron
    Chain
    Sash Chain
    Function
    Non-Key Retaining
    Custom Marking
    Not Included
    More Details

  • 6840 N KA LF NR WP6 NOKEY LZ1

    6840 N KA LF NR WP6 NOKEY LZ1

    $26.41 42% Off

    Number of Key
    0 keys per lock
    Cylinder Type
    Edge Key Control 6-Pin
    Bump Stop
    Included
    Keying
    Keyed Alike
    Shackle Length
    1-9/16" Boron
    Chain
    Not Included
    Function
    Non-Removable Key
    Custom Marking
    Laser engraved in 1 area
    More Details

  • 6840 N KD LF CN NR W1 3KEY

    6840 N KD LF CN NR W1 3KEY

    $24.68 42% Off

    Number of Key
    3 keys per lock
    Cylinder Type
    4-Pin W1
    Bump Stop
    Included
    Keying
    Keyed Different
    Shackle Length
    1-9/16" Boron
    Chain
    Sash Chain
    Function
    Non-Removable Key
    Custom Marking
    Not Included
    More Details

  • 6840 KA LF W15 3KEY

    6840 KA LF W15 3KEY

    $22.16 42% Off

    Number of Key
    3 keys per lock
    Cylinder Type
    5-Pin W15
    Bump Stop
    Not Included
    Keying
    Keyed Alike
    Shackle Length
    1-9/16" Boron
    Chain
    Not Included
    Function
    Non-Key Retaining
    Custom Marking
    Not Included
    More Details

  • 6840 MK LJ CN NR W17 LZ3

    6840 MK LJ CN NR W17 LZ3

    $29.81 42% Off

    Number of Key
    2 keys per lock
    Cylinder Type
    5-Pin W17
    Bump Stop
    Not Included
    Shackle Length
    2-7/16" Boron
    Chain
    Sash Chain
    Function
    Non-Removable Key
    Custom Marking
    Laser engraved in 3 areas
    More Details

  • 6840 N KA LF CN WP6 3KEY LZ1

    6840 N KA LF CN WP6 3KEY LZ1

    $34.14 42% Off

    Number of Key
    3 keys per lock
    Cylinder Type
    Edge Key Control 6-Pin
    Bump Stop
    Included
    Keying
    Keyed Alike
    Shackle Length
    1-9/16" Boron
    Chain
    Sash Chain
    Function
    Non-Key Retaining
    Custom Marking
    Laser engraved in 1 area
    More Details

  • 6840 MK LJ CN NR W17 4KEY LZ4

    6840 MK LJ CN NR W17 4KEY LZ4

    $33.45 42% Off

    Number of Key
    4 keys per lock
    Cylinder Type
    5-Pin W17
    Bump Stop
    Not Included
    Shackle Length
    2-7/16" Boron
    Chain
    Sash Chain
    Function
    Non-Removable Key
    Custom Marking
    Laser engraved in 4 areas
    More Details

  • 6840 MK LF CN W81 NOKEY

    6840 MK LF CN W81 NOKEY

    $25.93 42% Off

    Number of Key
    0 keys per lock
    Cylinder Type
    5-Pin W81
    Bump Stop
    Not Included
    Shackle Length
    1-9/16" Boron
    Chain
    Sash Chain
    Function
    Non-Key Retaining
    Custom Marking
    Not Included
    More Details

  • 6840 N KA LF CN NR WP4 1KEY LZ2

    6840 N KA LF CN NR WP4 1KEY LZ2

    $31.39 42% Off

    Number of Key
    1 key per lock
    Cylinder Type
    Edge Key Control 4-Pin
    Bump Stop
    Included
    Keying
    Keyed Alike
    Shackle Length
    1-9/16" Boron
    Chain
    Sash Chain
    Function
    Non-Removable Key
    Custom Marking
    Laser engraved in 2 areas
    More Details

  • 6840 N KA LF CN NR WP6 NOKEY LZ2

    6840 N KA LF CN NR WP6 NOKEY LZ2

    $30.24 42% Off

    Number of Key
    0 keys per lock
    Cylinder Type
    Edge Key Control 6-Pin
    Bump Stop
    Included
    Keying
    Keyed Alike
    Shackle Length
    1-9/16" Boron
    Chain
    Sash Chain
    Function
    Non-Removable Key
    Custom Marking
    Laser engraved in 2 areas
    More Details

  • 6840 LF NR WO NOKEY LZ1

    6840 LF NR WO NOKEY LZ1

    $19.27 42% Off

    Number of Key
    0 keys per lock
    Cylinder Type
    Lock without cylinder
    Bump Stop
    Not Included
    Keying
    Not Included
    Shackle Length
    1-9/16" Boron
    Chain
    Not Included
    Function
    Non-Removable Key
    Custom Marking
    Laser engraved in 1 area
    More Details

  • 6840 LF NR WCS 3KEY LZ4

    6840 LF NR WCS 3KEY LZ4

    $23.42 42% Off

    Number of Key
    3 keys per lock
    Cylinder Type
    Lock Body Only
    Bump Stop
    Not Included
    Keying
    Not Included
    Shackle Length
    1-9/16" Boron
    Chain
    Not Included
    Function
    Non-Removable Key
    Custom Marking
    Laser engraved in 4 areas
    More Details
Showing 101 - 150 of 31560 items

Product Features

Best used near water, or in other applications that take advantage of brass's corrosion-resistant properties. Switch out the cylinder almost instantly thanks to Master Lock's removable cylinder design and save money on costly lock replacements.

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  • Dimensions
    • Body Width: 1-3/4" (44mm)
    • Shackle Diameter: 3/8" (9mm)
    • Vertical Clearance: 1-3/16", 1-9/16", 2-7/16", 5-5/8" (30mm, 40mm, 61mm, 143mm)
    • Horizontal Clearance = 29/32" (23mm)

All orders must be in increments of 6