By Brands

The Master Lock S31LT Zenex™ Thermoplastic Safety Padlock is designed for high-security Lockout/Tagout applications in harsh environments. With a durable blue thermoplastic body and a long 3in Marine Grade 316 stainless steel shackle, it offers superior corrosion resistance. This keyed-different padlock is lightweight, key-retaining, and OSHA-compliant—making it ideal for securing equipment in extreme conditions.

• S31 Global Thermoplastic Safety Padlock.
• 3/16in (4.76mm) diameter shackle fits more applications.
• Marine grade 316 stainless steel shackle provides superior corrosion resistance.
• 1-3/8in (35mm) wide, 1-7/8in (48mm) tall Thermoplastic blue body, with 3in (76mm) shackle clearance.
• Patented design complies with the OSHA guideline of "one employee, one lock, one key" directive.
• Key Retaining - ensures padlock is not accidentally left unlocked.
• Stands up to chemicals, extreme temperatures, and is UV stable.
• Includes English write-on "Danger" and "Property Of" labels; 14 language options available for global identification purposes.
• S142 Photo identification label available for immediate user recognition.
• Keyed different, 6-pin tumbler with over 40,000 available key changes cylinder.