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Master Lock 6521 Pro Series Solid Iron Shrouded Interchangeable Core Padlock, 2-1/8" (54mm)

  • 6521 NR WCS MK LZ1

    6521 NR WCS MK LZ1

    $33.14 40% Off

    Function
    Non-Removable Key
    Cylinder Type
    Lock Body Only
    Number of Pins
    Not Included
    Cylinder Type Finish
    Not Included
    Custom Marking
    Laser engraved in 1 area
    Number of Key
    Not Included
    More Details

  • 6527 WO64 KAMK LZ4 3KEY

    6527 WO64 KAMK LZ4 3KEY

    $56.39 40% Off

    Function
    Non-Key Retaining
    Cylinder Type
    Lock without cylinder
    Number of Pins
    6 Pins
    Cylinder Type Finish
    Satin Brass
    Custom Marking
    Laser engraved in 4 areas
    Number of Key
    3 keys per lock
    More Details

  • 6527 WO6 26D KAMK LZ1 1KEY

    6527 WO6 26D KAMK LZ1 1KEY

    $51.16 40% Off

    Function
    Non-Key Retaining
    Cylinder Type
    Lock without cylinder
    Number of Pins
    6 Pins
    Cylinder Type Finish
    Satin Chrome
    Custom Marking
    Laser engraved in 1 area
    Number of Key
    1 key per lock
    More Details

  • 6527 WO7 KD LZ2 NOKEY

    6527 WO7 KD LZ2 NOKEY

    $50.82 40% Off

    Function
    Non-Key Retaining
    Cylinder Type
    Lock without cylinder
    Number of Pins
    7 Pins
    Cylinder Type Finish
    Not Included
    Keying
    Keyed Different
    Custom Marking
    Laser engraved in 2 areas
    Number of Key
    0 keys per lock
    More Details

  • 6527 WO7 MK NOKEY

    6527 WO7 MK NOKEY

    $50.04 40% Off

    Function
    Non-Key Retaining
    Cylinder Type
    Lock without cylinder
    Number of Pins
    7 Pins
    Cylinder Type Finish
    Not Included
    Custom Marking
    Not Included
    Number of Key
    0 keys per lock
    More Details

  • 6527 WCS4 KA LZ1 3KEY

    6527 WCS4 KA LZ1 3KEY

    $49.31 40% Off

    Function
    Non-Key Retaining
    Cylinder Type
    Lock Body Only
    Number of Pins
    Not Included
    Cylinder Type Finish
    Satin Brass
    Keying
    Keyed Alike
    Custom Marking
    Laser engraved in 1 area
    Number of Key
    3 keys per lock
    More Details

  • 6527 WCS6 KAMK LZ4 NOKEY

    6527 WCS6 KAMK LZ4 NOKEY

    $53.95 40% Off

    Function
    Non-Key Retaining
    Cylinder Type
    Lock Body Only
    Number of Pins
    6 Pins
    Cylinder Type Finish
    Not Included
    Custom Marking
    Laser engraved in 4 areas
    Number of Key
    0 keys per lock
    More Details

  • 6521 NR WCS6 MK LZ3 4KEY

    6521 NR WCS6 MK LZ3 4KEY

    $38.28 40% Off

    Function
    Non-Removable Key
    Cylinder Type
    Lock Body Only
    Number of Pins
    6 Pins
    Cylinder Type Finish
    Not Included
    Custom Marking
    Laser engraved in 3 areas
    Number of Key
    4 keys per lock
    More Details

  • 6527 CY LZ3 4KEY

    6527 CY LZ3 4KEY

    $64.75 40% Off

    Function
    Non-Key Retaining
    Cylinder Type
    Standard SFIC
    Number of Pins
    Not Included
    Cylinder Type Finish
    Not Included
    Keying
    Not Included
    Custom Marking
    Laser engraved in 3 areas
    Number of Key
    4 keys per lock
    More Details

  • 6527 CY 26D LZ4 3KEY

    6527 CY 26D LZ4 3KEY

    $64.84 40% Off

    Function
    Non-Key Retaining
    Cylinder Type
    Standard SFIC
    Number of Pins
    Not Included
    Cylinder Type Finish
    Satin Chrome
    Keying
    Not Included
    Custom Marking
    Laser engraved in 4 areas
    Number of Key
    3 keys per lock
    More Details

  • 6527 CY64 LZ4 1KEY

    6527 CY64 LZ4 1KEY

    $63.60 40% Off

    Function
    Non-Key Retaining
    Cylinder Type
    Standard SFIC
    Number of Pins
    6 Pins
    Cylinder Type Finish
    Satin Brass
    Keying
    Not Included
    Custom Marking
    Laser engraved in 4 areas
    Number of Key
    1 key per lock
    More Details

  • 6527 CY7 LZ4

    6527 CY7 LZ4

    $64.65 40% Off

    Function
    Non-Key Retaining
    Cylinder Type
    Standard SFIC
    Number of Pins
    7 Pins
    Cylinder Type Finish
    Not Included
    Keying
    Not Included
    Custom Marking
    Laser engraved in 4 areas
    Number of Key
    Not Included
    More Details

  • 6527 CY7 26D LZ3 1KEY

    6527 CY7 26D LZ3 1KEY

    $63.33 40% Off

    Function
    Non-Key Retaining
    Cylinder Type
    Standard SFIC
    Number of Pins
    7 Pins
    Cylinder Type Finish
    Satin Chrome
    Keying
    Not Included
    Custom Marking
    Laser engraved in 3 areas
    Number of Key
    1 key per lock
    More Details

  • 6527 NR WO4 LZ1 NOKEY

    6527 NR WO4 LZ1 NOKEY

    $48.43 40% Off

    Function
    Non-Removable Key
    Cylinder Type
    Lock without cylinder
    Number of Pins
    Not Included
    Cylinder Type Finish
    Satin Brass
    Keying
    Not Included
    Custom Marking
    Laser engraved in 1 area
    Number of Key
    0 keys per lock
    More Details

  • 6527 NR WO 26D MK LZ4 NOKEY

    6527 NR WO 26D MK LZ4 NOKEY

    $54.31 40% Off

    Function
    Non-Removable Key
    Cylinder Type
    Lock without cylinder
    Number of Pins
    Not Included
    Cylinder Type Finish
    Satin Chrome
    Custom Marking
    Laser engraved in 4 areas
    Number of Key
    0 keys per lock
    More Details

  • 6527 NR WO64 MK LZ4 1KEY

    6527 NR WO64 MK LZ4 1KEY

    $54.31 40% Off

    Function
    Non-Removable Key
    Cylinder Type
    Lock without cylinder
    Number of Pins
    6 Pins
    Cylinder Type Finish
    Satin Brass
    Custom Marking
    Laser engraved in 4 areas
    Number of Key
    1 key per lock
    More Details

  • 6527 NR WO7 MK LZ4

    6527 NR WO7 MK LZ4

    $55.36 40% Off

    Function
    Non-Removable Key
    Cylinder Type
    Lock without cylinder
    Number of Pins
    7 Pins
    Cylinder Type Finish
    Not Included
    Custom Marking
    Laser engraved in 4 areas
    Number of Key
    Not Included
    More Details

  • 6527 NR WO7 26D MK LZ3 4KEY

    6527 NR WO7 26D MK LZ3 4KEY

    $56.51 40% Off

    Function
    Non-Removable Key
    Cylinder Type
    Lock without cylinder
    Number of Pins
    7 Pins
    Cylinder Type Finish
    Satin Chrome
    Custom Marking
    Laser engraved in 3 areas
    Number of Key
    4 keys per lock
    More Details

  • 6527 NR WCS4 MK LZ1 3KEY

    6527 NR WCS4 MK LZ1 3KEY

    $50.36 40% Off

    Function
    Non-Removable Key
    Cylinder Type
    Lock Body Only
    Number of Pins
    Not Included
    Cylinder Type Finish
    Satin Brass
    Custom Marking
    Laser engraved in 1 area
    Number of Key
    3 keys per lock
    More Details

  • 6527 NR WCS6 KAMK 4KEY

    6527 NR WCS6 KAMK 4KEY

    $51.10 40% Off

    Function
    Non-Removable Key
    Cylinder Type
    Lock Body Only
    Number of Pins
    6 Pins
    Cylinder Type Finish
    Not Included
    Custom Marking
    Not Included
    Number of Key
    4 keys per lock
    More Details

  • 6527 NR WCS6 26D KA LZ2 3KEY

    6527 NR WCS6 26D KA LZ2 3KEY

    $50.65 40% Off

    Function
    Non-Removable Key
    Cylinder Type
    Lock Body Only
    Number of Pins
    6 Pins
    Cylinder Type Finish
    Satin Chrome
    Keying
    Keyed Alike
    Custom Marking
    Laser engraved in 2 areas
    Number of Key
    3 keys per lock
    More Details

  • 6527 NR CY6 KD NOKEY

    6527 NR CY6 KD NOKEY

    $58.28 40% Off

    Function
    Non-Removable Key
    Cylinder Type
    Standard SFIC
    Number of Pins
    6 Pins
    Cylinder Type Finish
    Not Included
    Keying
    Keyed Different
    Custom Marking
    Not Included
    Number of Key
    0 keys per lock
    More Details

  • 6527 NR CY64 LZ1 NOKEY

    6527 NR CY64 LZ1 NOKEY

    $59.61 40% Off

    Function
    Non-Removable Key
    Cylinder Type
    Standard SFIC
    Number of Pins
    6 Pins
    Cylinder Type Finish
    Satin Brass
    Keying
    Not Included
    Custom Marking
    Laser engraved in 1 area
    Number of Key
    0 keys per lock
    More Details

  • 6527 NR CY6 26D NOKEY

    6527 NR CY6 26D NOKEY

    $58.28 40% Off

    Function
    Non-Removable Key
    Cylinder Type
    Standard SFIC
    Number of Pins
    6 Pins
    Cylinder Type Finish
    Satin Chrome
    Keying
    Not Included
    Custom Marking
    Not Included
    Number of Key
    0 keys per lock
    More Details

  • 6527 NR CY74 KA LZ2 4KEY

    6527 NR CY74 KA LZ2 4KEY

    $65.31 40% Off

    Function
    Non-Removable Key
    Cylinder Type
    Standard SFIC
    Number of Pins
    7 Pins
    Cylinder Type Finish
    Satin Brass
    Keying
    Keyed Alike
    Custom Marking
    Laser engraved in 2 areas
    Number of Key
    4 keys per lock
    More Details

  • 6527 NR CY7 26D LZ4 1KEY

    6527 NR CY7 26D LZ4 1KEY

    $64.65 40% Off

    Function
    Non-Removable Key
    Cylinder Type
    Standard SFIC
    Number of Pins
    7 Pins
    Cylinder Type Finish
    Satin Chrome
    Keying
    Not Included
    Custom Marking
    Laser engraved in 4 areas
    Number of Key
    1 key per lock
    More Details

  • 6521 NR WCS74 KAMK LZ4 3KEY

    6521 NR WCS74 KAMK LZ4 3KEY

    $40.26 40% Off

    Function
    Non-Removable Key
    Cylinder Type
    Lock Body Only
    Number of Pins
    7 Pins
    Cylinder Type Finish
    Satin Brass
    Custom Marking
    Laser engraved in 4 areas
    Number of Key
    3 keys per lock
    More Details

  • 6521 NR WCS74 MK LZ2 4KEY

    6521 NR WCS74 MK LZ2 4KEY

    $38.00 40% Off

    Function
    Non-Removable Key
    Cylinder Type
    Lock Body Only
    Number of Pins
    7 Pins
    Cylinder Type Finish
    Satin Brass
    Custom Marking
    Laser engraved in 2 areas
    Number of Key
    4 keys per lock
    More Details

  • 6521 NR CY4 KAMK LZ3 1KEY

    6521 NR CY4 KAMK LZ3 1KEY

    $49.03 40% Off

    Function
    Non-Removable Key
    Cylinder Type
    Standard SFIC
    Number of Pins
    Not Included
    Cylinder Type Finish
    Satin Brass
    Custom Marking
    Laser engraved in 3 areas
    Number of Key
    1 key per lock
    More Details

  • 6521 NR CY 26D LZ3 4KEY

    6521 NR CY 26D LZ3 4KEY

    $48.77 40% Off

    Function
    Non-Removable Key
    Cylinder Type
    Standard SFIC
    Number of Pins
    Not Included
    Cylinder Type Finish
    Satin Chrome
    Keying
    Not Included
    Custom Marking
    Laser engraved in 3 areas
    Number of Key
    4 keys per lock
    More Details

  • 6521 NR WCS 26D KA 1KEY

    6521 NR WCS 26D KA 1KEY

    $30.76 40% Off

    Function
    Non-Removable Key
    Cylinder Type
    Lock Body Only
    Number of Pins
    Not Included
    Cylinder Type Finish
    Satin Chrome
    Keying
    Keyed Alike
    Custom Marking
    Not Included
    Number of Key
    1 key per lock
    More Details

  • 6521 NR WCS 26D MK

    6521 NR WCS 26D MK

    $31.81 40% Off

    Function
    Non-Removable Key
    Cylinder Type
    Lock Body Only
    Number of Pins
    Not Included
    Cylinder Type Finish
    Satin Chrome
    Custom Marking
    Not Included
    Number of Key
    Not Included
    More Details

  • 6521 WCS6 KA LZ4

    6521 WCS6 KA LZ4

    $36.08 40% Off

    Function
    Non-Key Retaining
    Cylinder Type
    Lock Body Only
    Number of Pins
    6 Pins
    Cylinder Type Finish
    Not Included
    Keying
    Keyed Alike
    Custom Marking
    Laser engraved in 4 areas
    Number of Key
    Not Included
    More Details

  • 6521 WCS64 KD LZ2

    6521 WCS64 KD LZ2

    $32.59 40% Off

    Function
    Non-Key Retaining
    Cylinder Type
    Lock Body Only
    Number of Pins
    6 Pins
    Cylinder Type Finish
    Satin Brass
    Keying
    Keyed Different
    Custom Marking
    Laser engraved in 2 areas
    Number of Key
    Not Included
    More Details

  • 6521 WCS74 LZ1 NOKEY

    6521 WCS74 LZ1 NOKEY

    $32.30 40% Off

    Function
    Non-Key Retaining
    Cylinder Type
    Lock Body Only
    Number of Pins
    7 Pins
    Cylinder Type Finish
    Satin Brass
    Keying
    Not Included
    Custom Marking
    Laser engraved in 1 area
    Number of Key
    0 keys per lock
    More Details

  • 6521 WCS74 MK LZ4 1KEY

    6521 WCS74 MK LZ4 1KEY

    $38.18 40% Off

    Function
    Non-Key Retaining
    Cylinder Type
    Lock Body Only
    Number of Pins
    7 Pins
    Cylinder Type Finish
    Satin Brass
    Custom Marking
    Laser engraved in 4 areas
    Number of Key
    1 key per lock
    More Details

  • 6521 WCS7 26D KD LZ3 1KEY

    6521 WCS7 26D KD LZ3 1KEY

    $34.97 40% Off

    Function
    Non-Key Retaining
    Cylinder Type
    Lock Body Only
    Number of Pins
    7 Pins
    Cylinder Type Finish
    Satin Chrome
    Keying
    Keyed Different
    Custom Marking
    Laser engraved in 3 areas
    Number of Key
    1 key per lock
    More Details

  • 6521 WCS7 26D KA LZ2 3KEY

    6521 WCS7 26D KA LZ2 3KEY

    $35.72 40% Off

    Function
    Non-Key Retaining
    Cylinder Type
    Lock Body Only
    Number of Pins
    7 Pins
    Cylinder Type Finish
    Satin Chrome
    Keying
    Keyed Alike
    Custom Marking
    Laser engraved in 2 areas
    Number of Key
    3 keys per lock
    More Details

  • 6521 WO KD LZ1 3KEY

    6521 WO KD LZ1 3KEY

    $33.69 40% Off

    Function
    Non-Key Retaining
    Cylinder Type
    Lock without cylinder
    Number of Pins
    Not Included
    Cylinder Type Finish
    Not Included
    Keying
    Keyed Different
    Custom Marking
    Laser engraved in 1 area
    Number of Key
    3 keys per lock
    More Details

  • 6521 WO6 4KEY

    6521 WO6 4KEY

    $33.59 40% Off

    Function
    Non-Key Retaining
    Cylinder Type
    Lock without cylinder
    Number of Pins
    6 Pins
    Cylinder Type Finish
    Not Included
    Keying
    Not Included
    Custom Marking
    Not Included
    Number of Key
    4 keys per lock
    More Details

  • 6521 WO7 26D KAMK LZ3 3KEY

    6521 WO7 26D KAMK LZ3 3KEY

    $40.14 40% Off

    Function
    Non-Key Retaining
    Cylinder Type
    Lock without cylinder
    Number of Pins
    7 Pins
    Cylinder Type Finish
    Satin Chrome
    Custom Marking
    Laser engraved in 3 areas
    Number of Key
    3 keys per lock
    More Details

  • 6521 CY6 26D KD LZ1 1KEY

    6521 CY6 26D KD LZ1 1KEY

    $43.63 40% Off

    Function
    Non-Key Retaining
    Cylinder Type
    Standard SFIC
    Number of Pins
    6 Pins
    Cylinder Type Finish
    Satin Chrome
    Keying
    Keyed Different
    Custom Marking
    Laser engraved in 1 area
    Number of Key
    1 key per lock
    More Details

  • 6521 NR WO KD LZ1 3KEY

    6521 NR WO KD LZ1 3KEY

    $33.69 40% Off

    Function
    Non-Removable Key
    Cylinder Type
    Lock without cylinder
    Number of Pins
    Not Included
    Cylinder Type Finish
    Not Included
    Keying
    Keyed Different
    Custom Marking
    Laser engraved in 1 area
    Number of Key
    3 keys per lock
    More Details

  • 6521 NR WO MK LZ4 NOKEY

    6521 NR WO MK LZ4 NOKEY

    $38.33 40% Off

    Function
    Non-Removable Key
    Cylinder Type
    Lock without cylinder
    Number of Pins
    Not Included
    Cylinder Type Finish
    Not Included
    Custom Marking
    Laser engraved in 4 areas
    Number of Key
    0 keys per lock
    More Details

  • 6521 NR WO4 KAMK LZ3 1KEY

    6521 NR WO4 KAMK LZ3 1KEY

    $37.85 40% Off

    Function
    Non-Removable Key
    Cylinder Type
    Lock without cylinder
    Number of Pins
    Not Included
    Cylinder Type Finish
    Satin Brass
    Custom Marking
    Laser engraved in 3 areas
    Number of Key
    1 key per lock
    More Details

  • 6521 NR WO64 KD 1KEY

    6521 NR WO64 KD 1KEY

    $31.12 40% Off

    Function
    Non-Removable Key
    Cylinder Type
    Lock without cylinder
    Number of Pins
    6 Pins
    Cylinder Type Finish
    Satin Brass
    Keying
    Keyed Different
    Custom Marking
    Not Included
    Number of Key
    1 key per lock
    More Details

  • 6521 NR WO7 26D LZ4 4KEY

    6521 NR WO7 26D LZ4 4KEY

    $39.96 40% Off

    Function
    Non-Removable Key
    Cylinder Type
    Lock without cylinder
    Number of Pins
    7 Pins
    Cylinder Type Finish
    Satin Chrome
    Keying
    Not Included
    Custom Marking
    Laser engraved in 4 areas
    Number of Key
    4 keys per lock
    More Details

  • 6527 WO KA 1KEY

    6527 WO KA 1KEY

    $47.94 40% Off

    Function
    Non-Key Retaining
    Cylinder Type
    Lock without cylinder
    Number of Pins
    Not Included
    Cylinder Type Finish
    Not Included
    Keying
    Keyed Alike
    Custom Marking
    Not Included
    Number of Key
    1 key per lock
    More Details

  • 6527 WO 26D KA 1KEY

    6527 WO 26D KA 1KEY

    $47.94 40% Off

    Function
    Non-Key Retaining
    Cylinder Type
    Lock without cylinder
    Number of Pins
    Not Included
    Cylinder Type Finish
    Satin Chrome
    Keying
    Keyed Alike
    Custom Marking
    Not Included
    Number of Key
    1 key per lock
    More Details

  • 6527 WO6 LZ2 4KEY

    6527 WO6 LZ2 4KEY

    $52.24 40% Off

    Function
    Non-Key Retaining
    Cylinder Type
    Lock without cylinder
    Number of Pins
    6 Pins
    Cylinder Type Finish
    Not Included
    Keying
    Not Included
    Custom Marking
    Laser engraved in 2 areas
    Number of Key
    4 keys per lock
    More Details
Showing 1 - 50 of 13500 items

Product Features

  • 2-1/8" (54mm) wide body
  • Shackle Dimensions:
    • Shackle Width: 5/16" (8mm)
    • Vertical Clearance: 3/4" (19mm)
    • Horizontal Clearance: 7/8" (22mm)
  • All orders must be in increments of 6