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Master Lock 3LF - No. 3 Laminated Steel Padlock

Model: [3LF]
For quantities over 72
Request A Quote
Available Options:
Keying Option:
Existing Key Number (Optional):
Vinyl Bumper Color:

    Product Features:

  • Reinforced laminated steel body for superior strength
  • Commercial grade padlock features superior protection from drilling and prying
  • Hardened boron alloy steel shackle for superior cut resistance  
  • Dual locking levers provide extra pry resistance
  • 4-pin cylinder
  • 1 9/16" (40mm) wide lock body; 9/32" (7mm) diameter shackle 
  • 1 1/2" (38mm) vertical clearance; 5/8" (16mm) horizontal clearance 
  • Each lock comes standard with 2 keys
  • The #3 padlock is also available in a standard 3/4" Shackle (Model: 3) and a 2" Shackle (Model: 3LH)
  • If ordering Master Keyed, your first order will come with 1 free master key if ordering 10+ padlocks

     Best Used For:

  • Construction Sites and Equipment
  • Vending Machinese
  • Industrial Storefront and Business Gates
  • Tool Cribs

Lock Width

Shackle Diameter

Vertical Clearance

Horizontal Clearance

Keying Options Available

1 9/16"


1 1/2"


Keyed Different
Keyed Alike
Master Keyed
Keyed Alike/Master Keyed

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