Master Lock®



Master Lock laminated steel padlock. Hardened steel bottom plate for extra drill resistance. Top and bottom bumpers for greater scratch resistance. 2 in (51 mm) wide lock body. 3/8 in (10 mm) Dia hardened boron alloy shackle. 2-1/2 in (64 mm) high, 15/16 in (24 mm) wide shackle clearance. Non-rekeyable, 4-pin, W1 cylinder. Keyed alike. commercial boxed packaging, shelf pack quantity 6, master carton quantity 24.

Master Lock Safety Padlock, Commercial Grade Non-Rekeyable, Alike Key, Laminated Steel Body, 3/8 in Shackle Diameter, 2-1/2 in Shackle Height, 15/16 in Shackle Width, Boron Hardened Alloy Steel Shackle, 2 in Body Width, 1-1/2 in Body Height, 1 in Body Thickness, 4-Pin Tumbler Locking Mechanism, 2 Bumpers


  • Multiple locks to open with the same key or order to match other locks with the W1 cylinder
  • Commercial grade padlock features superior protection from drilling and prying
  • Wide laminated steel body for superior strength
  • Hardened boron alloy shackle for maximum cut resistance
  • Dual locking levers provide extra pry resistance making it ideal for industrial applications
  • 4-pin W1 cylinder helps prevent picking
  • Thousands of key changes maximize key integrity
  • Proprietary rustproofing for longer life
  • Keyed alike - multiple locks open with the same key
Industrial, Storefront, Business Gates, Construction Sites, Equipment, Tool Cribs, Job Boxes and Gang Boxes

Manufacturer:  Master Lock
Brand:  Master Lock

Country of Orgin:  MX
UPC:  071 649058066
UNSPSC:  46171501
Other Part Numbers:  5KALJ ; 071649058066 ; 07164905806 ; 71649058066 ; 00071649058066 ; 0071649058066

5KALJ Commercial Grade Non-Rekeyable Safety Padlock With 2-1/2 in Shackle, Keyed Alike, Alike Key, 3/8 in Shackle, Laminated Steel Body, 4-Pin Tumbler Locking ; Master Lock ; 5KALJ ; 071649058066 ; Security Padlocks

BrandMaster Lock®
APPLICATIONIndustrial, Storefront , Business Gates, Construction Sites , Equipment, Tool Cribs, Job Boxes and Gang Boxes
Body Height1-1/2 in
Body MaterialLaminated Steel
Body Thickness1 in
Body Width2 in
Includes2 Keys
Key TypeKeyed Alike
Locking Mechanism4-Pin Tumbler
Number of Bumpers2
Shackle Diameter3/8 in
Shackle Height2-1/2 in
Shackle MaterialHardened Boron Alloy
Shackle Width15/16 in
TypePadlock/Commercial Grade/Non-Rekeyable
Customer Support
Monday – Friday: 7:00 AM – 5:00 PM CST