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  • Padlocks

  • Industry
  • Master Lock No. 6427

    ProSeries® Weather Tough® Laminated Steel Rekeyable Interchangeable Core Padlock

    SKU: 6427CY

    Master Lock

    Versatility is key. The Master Lock No. 6427 provides simple yet durable security to gates, truck doors and more. Featuring an exclusive cover that protects from water, ice, dirt and grime. A dual ball locking mechanism resists pulling and prying, keeping your belongings safe.

    In Stock

    Best Used For

    • Industrial, Storefront and Business Gates
    • Manufacturing Environments
    • Trailers, Vans and Moving Trucks
    • Truck Doors
    • Ideal for harsh outdoor conditions – exclusive Weather Tough® cover protects lock from water, ice, dirt and grime
    • ProSeries® Padlocks are designed for Commercial/Industrial applications
    • Standard model with SFIC core
    • 2 5/8 in. (67mm) heavy steel body withstands physical attack
    • 1 3/8 in. (35mm) tall, 7/16 in. (11mm) diameter hardened boron alloy shackle for superior cut resistance
    • Dual ball locking mechanism resists pulling and prying
    • Accepts standard SFIC OEM cores
    • Choice of 16 Small Format Interchangeable Cores to match this padlock to your door locks via special order
    • Rekeyable 6- and 7-pin core options


    Manufacturer Master Lock
    Color Black
    Brand Master Lock

    Door requirements



    Dimensions 2 5/8 in. (67mm) W, A: 7/16 in. (11mm) B: 1-3/8 in. (35mm) C: 7/8 in. (22mm)