High Security Padlocks ASSA padlocks are used in a wide variety of applications including storage rooms, perimeter fences, and armories and feature the same level of patented key control as all ASSA high security cylinders. Our heavy duty padlocks are made from the highest quality materials and have withstood the most rigorous testing procedures. The Class 2 padlock features a body made of chrome plated extruded brass with a rust resistant case hardened steel shackle. The Number 3 padlock features both a case hardened steel body and shackle capable of standing up to more than 3 1/2 tons of force. The locking mechanism utilizes two case hardened steel balls and there are no external rivets or screws. Each model has weep holes for positive water drainage and protection from ice buildup. Features Benefits: Sturdy design ensures maximum durability Class 2 available in key retaining and non-key retaining, extended and shrouded shackle Class 3 available with extended and shrouded shackle Class 4/5 available in with shrouded shackle Shackle made of rust proof hardened steel Hockey Puck style shackleless design provides maximum protection against hacksaw and bolt cutter attacks Drain holes to prevent freezing No external screws or rivets Patented key control Warranty: ASSA warrants its padlocks against defective workmanship or wear resulting from defects for one year Certification: All ASSA Padlock cylinders are U.L. 437 listed Technical Information: Class 2 body extruded brass, stainless steel shackle, tensile strength 1.5 tons Class 3 body case hardened steel, stainless steel shackle, tensile strength 4.5 tons Class 2 convertible from key retaining to non-key retaining Hockey Puck style body can withstand up to 10,000 lbs of force from bolt cutters Stainless steel top pins Bottom pins and master pins are nickel silver Close Downloads ASSACatalogue Padlock Section.pdf (.pdf, 366 kB) Close SR400 Dial Puck Lock ASSA SR400 Shackleless Resettable Combination Padlock SFIC PadlocksASSA, Inc. offers for the first time in its history SFIC… LFIC Schlage® & ASSA® PadlocksASSA, Inc. is now offering LFIC Schlage® padlocks.