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The Master Lock No. 311KA Covered Laminated Padlock, Keyed Alike – multiple locks open with the same key – features a 1-9/16in (40mm) wide laminated steel body and a 3/4in (19mm) tall, 3/8in (10mm) diameter hardened steel shackle with molded cover for superior cut and weather resistance. A black weather resistant thermoplastic shell is designed to withstand the elements for outdoor protection against moisture, dirt & grime. Dual ball bearings locking for maximum pry resistance and a 4-pin cylinder adds pick resistance.

  • Outdoor protection against moisture, dirt & grime
  • Black weather resistant thermoplastic shell designed to withstand the elements
  • 1-9/16in (40mm) wide laminated steel body for superior strength
  • Hardened steel shackle with molded cover for superior cut and weather resistance
  • Dual locking levers for added pry resistance
  • 4-pin cylinder for added pick resistance
  • Keyed alike to a specific key code.
  • Dual ball bearing locking for maximum pry resistance

Product Specifications

Keying Keyed Alike
Engravable No
Body Width 1-9/16
Body Width (Metric) 40
Shackle Diameter (A) 3/8
Shackle Diameter (A) (Metric) 10
Shackle Height (B) 3/4in
Shackle Width (C) 1/2