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Master Lock No. 312 Series Lock 

  • Outdoor Protection Against Moisture, Dirt & Grime
  • Blue Weather-Resistant Thermoplastic Shell Withstands Elements
  • Commercial Grade Padlock Features Protection from Drilling & Prying
  • 1-9/16" (40mm) Wide Reinforced Laminated Steel Body for Superior Strength
  • Hardened Steel Shackle (9/32" diameter) for Extra Cut Resistance
  • Non-Rekeyable, 4-pin W1 Cylinder Helps Prevent Lock Picking
  • Shackle: 3/4" (19mm) or 2" (51mm)
  • Keying:Keyed Different (KD), Keyed Alike (KA) or Master Keyed (MK) 
  • Specs_Width: 1-9/16" Wide; A: 9/32" B: 3/4" or 2" Tall C: 3/4"
  • Best Used For: Construction Sites & Equipment; Industrial Storefront and Business Gates and Fences, Tool Cribs; Vending Machines 

 

For No. 312 Extra Cut Keys

 

Master Keys for No. 312MK Locks

    Master Lock No. 3 Series Locks

    • Body Material: Reinforced Laminated Steel Body
    • Shackle Material: Hardened Steel Shackle
    • Packaging: Commercial Boxed
    • Shelf Pack Quantity: 6
    • Master Carton Quantity: 24
    • Color: Steel
    • Body Width:1-9/16in(44mm) Wide
    • Shackle Height:3/4", 1- 1/2" (LF) or 2" (LH)
    • Shackle Width: 5/8in (16mm)
    • Shackle Diameter: 9/32in (7mm)
    • Keys: 2 Keys Per Lock (Master Keys Sold Separate)
    • Keying: Keyed Different (KD), Keyed Alike (KA) or Master Keyed (MK)

    Master Lock No. 312 Series Laminated Blue Covered Locks

    SKU-M312MKLH

    Master Lock 312 Padlock:Master Lock No. 312 Series Blue Covered Locks, 1-9/16" Wide Laminated Steel Padlock With ThermoPlastic Cover. Choose Keying: Keyed Different (KD), Keyed Alike (KA) or Master Keyed (MK); Choose Shackle: 3/4-Inch or 2-Inch (LH).

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