The Lockwood 356M–356S Series Padlocks are engineered for demanding commercial, industrial, and high-corrosion environments. Built around a solid stainless steel or moly steel body (variant-dependent), this series provides exceptional security, resistance to harsh conditions, and compatibility with multiple keying systems. Featuring robust construction, a high-strength shackle, and configurable locking functions, these padlocks are suited for applications requiring reliable protection and long-term durability.

Key Features

Heavy-Duty Construction: Solid stainless steel or moly steel body (depending on model) designed to withstand heavy use and harsh environments.
High Corrosion Resistance: Stainless steel variants offer superior resistance for marine, outdoor, and industrial applications.
Strong Shackle: 11mm diameter high-strength shackle engineered for cut, pull, and corrosion resistance.
Double Ball Locking: Provides improved protection against prying and torsion attacks.
Configurable Functionality: Standard latching mode; can be converted to key-retained deadlocking by repositioning the cam plate pin.
SCEC Endorsed Variant Available:
The 334M45/619 configuration is SCEC endorsed for Intruder Resistant Areas (High Corrosion Applications) when:
• The padlock is key-retained, and
• Fitted with a SCEC-approved cylinder appropriate for the installation zone.
Commercial Compatibility: Suitable for gates, roller doors, industrial sites, storage facilities, marine equipment, and security enclosures.

Available Variants

Stainless Steel – 25mm

• 25mm Stainless Steel – 5KA – TP

• 25mm Stainless Steel – 5KD – TP

• 25mm Stainless Steel – Bulk PK=20 – TP

• 25mm Stainless Steel – G6M – TP

Stainless Steel – 50mm

• 50mm Stainless Steel – 5KA – TP

• 50mm Stainless Steel – 5KD – TP

• 50mm Stainless Steel – 6KD – TP

• 50mm Stainless Steel – 6MK – TP

• 50mm Stainless Steel – MT5+ – TP

Moly Steel – 25mm

• 25mm Moly Steel – 5KA – TP

• 25mm Moly Steel – 5KD – TP

• 25mm Moly Steel – 6KA – TP

• 25mm Moly Steel – 6KD – TP

• 25mm Moly Steel – 6RP – TP

• 25mm Moly Steel – Bulk PK=10 – TP

• 25mm Moly Steel – T1M – TP

• 25mm Moly Steel – NDP – DP

• 25mm Chrome Moly Shackle – G6M – TP

Moly Steel – 50mm

• 50mm Moly Steel – 5KA – TP

• 50mm Moly Steel – 5KD – TP

• 50mm Moly Steel – 6KA – TP

• 50mm Moly Steel – 6KD – TP

• 50mm Moly Steel – 6MK – TP

• 50mm Moly Steel – 6RP – TP

• 50mm Moly Steel – Bulk PK=10 – TP

• 50mm Moly Steel – G6T – TP

• 50mm Moly Steel – T1K – TP

• 50mm Moly Steel – T1M – TP