Padlocks & Accessories

Labeled safety padlock is perfect for lockouts and meets OSHA 1910.147 standard. Xenoy body and strong steel shackle provide an excellent level of security. Key is punched for easy attachment to key rings.

• Durable, nonconductive padlock is light and easy to carry
• Features 6-pin, tumbler cylinder that is keyed differently
• Key retaining feature ensures that padlock is not left unlocked
• Labeled lock reads danger, locked out do not remove

The Master Lock Number 1525 3-digit combination padlock includes key control feature for supervisory access along with many enhanced security features like the exclusive BlockGuard Anti-Shim technology, hardened steel shackles and double-reinforced stainless steel casing. Designed to fit lockers with a padlock eye of at least 5/16 in. Dia (8 mm) these locks provide multiple customization options to fit your needs. The Limited Lifetime Warranty provides peace of mind from a brand you can trust.

• Patented BlockGuard anti-shim technology withstands attempts to violate the latch mechanism
• Includes combination chart to facilitate lock system administration
• Key control feature provides supervisory access, specify key to match existing system or factory assigned
• 1-7/8 in. W (48 mm) double-reinforced stainless steel body withstands abuse
• 3/4 in. (19 mm) tall, hardened steel shackle for extra cut resistance
• Easy 3-number dialing with automatic scrambling feature to prevent reopening of lock
• Optional color dials, customized dials, locks sold in groups of combinations, back case printing, and simple combo combinations - see catalog for details

The Master Lock No. 3KALF Laminated Steel Padlocks, Keyed Alike - multiple locks open with the same key - feature a 1-9/16 in. (40 mm) reinforced laminated steel lock body providing extra strength and a 1-1/2 in. (38 mm) tall, 9/32 in. (7 mm) Dia hardened steel shackle for excellent cut resistance. Dual locking levers provide extra pry resistance making it ideal for industrial applications and the non-rekey able, 4-pin W1 cylinder helps prevent picking. Keyed alike padlocks available to order to match other locks with the W1 cylinder.

• Keyed alike - order 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
• 1-9/16 in. (40 mm) W laminated steel body for superior strength
• 1-1/2 in. (38 mm) tall, 9/32 in. (7 mm) Dia hardened steel shackle for superior cut resistance
• Dual locking levers provide extra pry resistance
• Non-rekey able, 4-pin W1 cylinder helps prevent picking

The Master Lock 1500 Standard Dial Combination Padlock features a 1-7/8in (48mm) wide metal body for durability, with a stainless steel cover. The 9/32in (7mm) diameter shackle is 3/4in (19mm) long and made of hardened steel, offering extra resistance to cutting and sawing. The 3-digit combination offers keyless convenience. The locking mechanism features anti-shim technology, offering maximum security. The Limited Lifetime Warranty provides peace of mind from a brand you know and can trust.

• Indoor padlock is best used as a storage locker lock, gym lock, and school locker lock, in workshops or garages providing protection and security from theft
• Preset three-digit combination lock for keyless convenience
• Combo lock is constructed with a metal body, stainless-steel cover, hardened steel shackle, and anti-shim locking mechanism for strength and security
• 1-7/8 in. (48 mm) wide lock body; 9/32 in. (7 mm) diameter shackle with 3/4 in. (19 mm) length, 13/16 in. (21 mm) width
• Made in the USA

The Master Lock 175LH Resettable Brass Combination Padlock with Extended Shackle features a 2 in. (51 mm.) wide solid body for strength and reliability. Lock shackle is 5/16 in. (8 mm.) in diameter and is 2-1/4 in. (57 mm.) long and made of hardened steel, offering extra resistance from cutting and sawing. Combination lock includes four-digit dialing, which allows for thousands of possible numeric combinations. Master Lock's Lifetime Guarantee provides peace of mind from a brand you can trust.

• Indoor and outdoor lock is best used as a gate lock or shed lock for protection and security from theft, extra-long shackle for application flexibility
• Set your own four-digit combination lock for easy combination recall; Allows you to restrict/change who is allowed access to the lock
• Combination lock is constructed with a solid body for strength and weatherability, hardened steel shackle for cut resistance
• Measurements: 2 in. (51 mm.) wide lock body, 5/16 in. (8 mm.) diameter shackle with 2-1/4 in. (57 mm.) length, 1 in. (25 mm.) width
• Includes one brass, set your own combination lock

The Master Lock No. 500KABRK Laminated Steel padlock, Keyed Alike multiple locks open with the same key features a 1-3/4 in. (44 mm) W laminated steel body for superior strength and a 13/16 in. (21 mm) tall, 9/32 in. (7 mm) Dia breakaway shackle providing emergency access when needed. Rustproofed for extended wear, the warded locking mechanism minimizes jamming from dirt and grime, making this padlock ideal for manufacturing environments. The Limited Lifetime Warranty provides peace of mind from a brand you can trust.

• Breakaway shackle provides emergency access to sprinkler shut-off valves and fire hoses
• 1-3/4 in. (44 mm) W laminated steel body for superior strength
• 13/16 in. (21 mm) tall, 9/32 in. (7 mm) Dia steel shackle provides strong cut resistance
• Single locking lever
• Warded locking mechanism minimizes jamming from dirt and grime
• Duplicate keys not available

The Master Lock Number 4120KA Economy Padlock, Keyed Alike multiple locks open with the same key features a 3/4 in. W (19 mm) brass body to resist the elements and a 7/16 in. tall (11 mm), 5/32 in. Dia (4 mm) hardened steel shackle for excellent cut resistance. Ideal for cabinets and fences, the non-rekey able 3-pin tumbler cylinder provides greater pick resistance. The Limited Lifetime Warranty provides peace of mind from a brand you can trust.

• Case hardened shackle resists sawing and filing
• Brass body and cylinder provide extra resistance to the elements
• Pin tumbler cylinder provides greater pick resistance
• Keyed alike

The Master Lock 40DPF Outdoor Shrouded Padlock with Key features a 1-9/16 in. (70 mm.) wide stainless steel body for maximum strength, reliability and corrosion resistance. Lock features a fully shrouded design that minimizes shackle exposure and protects against bolt cutter attacks. Discus padlock shackle is 3/8 in. (10 mm.) in diameter and is 5/8 in. (16 mm.) long and made of hardened steel, offering extra resistance from cutting and sawing. Lock four-pin cylinder prevents picking and the dual locking levers provide resistance against prying and hammering. Master Lock's Lifetime Guarantee provides peace of mind from a brand you can trust.

• Fully shrouded design minimizes shackle exposure and protects against bolt cutter attacks
• Hardened steel shackle for extra cut resistance
• Double deadbolt locking for superior pry resistance; Four-pin cylinder helps prevent picking
• Measurements: 1-9/16 in. (70 mm.) wide lock body; 3/8 in. (10 mm.) diameter shackle with 5/8 in. (16 mm.) length, 3/4 in. (19 mm.) width
• Includes one padlock with two keys
• Key retaining feature ensures padlock is not left unlocked

The Master Lock No. 1KALJ Laminated Steel Padlocks, Keyed Alike multiple locks open with the same key - feature a 1-3/4 in. (44 mm) reinforced laminated steel lock body providing extra strength and a 2-1/2 in. (64 mm) tall, 5/16 in. (8 mm) Dia hardened steel shackle for excellent cut resistance. Dual locking levers provide extra pry resistance making it ideal for industrial applications. Keyed alike padlocks available to order to match other locks with the W1 cylinder.

• Keyed alike - order 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
• 44 mm W laminated steel body for superior strength
• 2-1/2 in. (64 mm) tall, 5/16 in. (8 mm) Dia hardened steel shackle for superior cut resistance
• Dual locking levers provide extra pry resistance
• Non-rekey able, 4-pin W1 cylinder helps prevent picking

The Master Lock No. 3KA Laminated Steel Padlocks, Keyed Alike - multiple locks open with the same key - feature a 1-9/16 in. (40 mm) reinforced laminated steel lock body providing extra strength and a 3/4 in. (19 mm) tall, 9/32 in. (7 mm) Dia hardened steel shackle for excellent cut resistance. Dual locking levers provide extra pry resistance making it ideal for industrial applications and the non-rekey able, 4-pin W1 cylinder helps prevent picking. Keyed alike padlocks available to order to match other locks with the W1 cylinder.

• Keyed alike - order 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
• 1-9/16 in. (40 mm) W laminated steel body for superior strength
• 3/4 in. (19 mm) tall, 9/32 in. Dia (7 mm) hardened steel shackle for superior cut resistance
• Dual locking levers provide extra pry resistance
• Non-rekey able, 4-pin W1 cylinder helps prevent picking

The Master Lock Number 410BLU Zenex Thermoplastic Safety Padlock features a 1-1/2 in. W (38 mm) plastic blue body and a 1-1/2 in. tall (38 mm), 1/4 in. Dia (6 mm) metal shackle. Designed exclusively for Lockout/Tagout applications, the durable, lightweight, non-conductive lock body is easy to carry and padlock features high security, reserved-for-safety cylinder with key retaining, to ensure padlock is not left unlocked. The Limited Lifetime Warranty provides peace of mind from a brand you can trust.

• 1-1/2 in. W (38 mm), 1-3/4 in. tall (44 mm) thermoplastic black body, shackle with 1-1/2 in. (38 mm) clearance
• Designed exclusively for lockout tagout applications
• Durable, lightweight, non-conductive thermoplastic lock body
• Customize on-site with permanent, write-on labels
• Compliance with 1 employee, 1 lock, 1 key in. directive
• High security, reserved-for-safety cylinder
• Key retaining - ensures that padlock is not left unlocked
• Keyed different, 6-pin tumbler with over 40,000 available key changes cylinder, shelf-pack quantity 6, master carton quantity 36
• 410 thermoplastic safety padlock

The Master Lock No. 7KA Laminated Steel Padlock, Keyed Alike multiple locks open with the same key - features a 1-1/8in (29mm) wide reinforced laminated steel lock body providing extra strength and a 9/16in (14mm) tall, 3/16in (5mm) diameter steel shackle. Dual locking levers provide extra pry resistance making it ideal for industrial applications and the non-rekeyable, 4-pin W7 cylinder helps prevent picking. Keyed alike padlocks available to order to match other locks with the W7 cylinder.

• Keyed Alike - order multiple locks to open with the same key or order to match other locks with the W7 cylinder
• 1-1/8in (29mm) wide laminated steel body for superior strength
• 9/16in (14mm) tall, 3/16in (5mm) diameter standard steel shackle
• Dual locking levers provide pry resistance
• Non-rekeyable, 4-pin W7 cylinder helps prevent picking

The Master Lock 175DLH Resettable Brass Combination Padlock with Extended Shackle features a 2 in. (51 mm.) wide solid body for strength and reliability. Lock shackle is 5/16 in. (8 mm.) in diameter and is 2-1/4 in. (57 mm.) long and made of hardened steel, offering extra resistance from cutting and sawing. Combination lock includes four-digit dialing, which allows for thousands of possible numeric combinations. Master Lock's Lifetime Guarantee provides peace of mind from a brand you can trust.

• Indoor and outdoor lock is best used as a gate lock or shed lock for protection and security from theft, extra-long shackle for application flexibility
• Set your own four-digit combination lock for easy combination recall, combination change tool included
• Combination lock is constructed with a solid body for strength and weatherability, hardened steel shackle for cut resistance
• Measurements: 2 in. (51 mm.) wide lock body, 5/16 in. (8 mm.) diameter shackle with 2-1/4 in. (57 mm.) length, 1 in. (25 mm.) width
• Includes one brass, set your own combination lock

The Master Lock No. 40KAD Discus Padlock features a 1-9/16 in. (70 mm) W stainless steel body for maximum strength, reliability and corrosion resistance. The fully shrouded design minimizes shackle exposure and protects against bolt cutter attacks. The 3/8 in. (10 mm) Dia shackle is 5/8 in. (16 mm) L and made of hardened steel, offering extra resistance to cutting and sawing. The 4-pin cylinder prevents picking and the dual locking levers provide resistance against prying and hammering. The Limited Lifetime Warranty provides peace of mind from a brand you can trust.

• 2-3/4 in. (70 mm) W stainless steel lock body resists corrosion
• Fully shrouded design minimizes shackle exposure and protects against bolt cutter attacks
• Hardened steel shackle for extra-cut resistance
• Double deadbolt locking for superior pry resistance
• 4-pin cylinder helps prevent picking
• Key retaining feature ensures padlock is not left unlocked

The Master Lock No. 420 Steel Safety Lockout Hasp features a 1 in. (25 mm) inside jaw diameter and can hold up to six padlocks. Ideal for lockout by multiple workers at each lockout point, the hasp keeps equipment inoperative while repairs or adjustments are made. Control cannot be turned on until last workers padlock is removed from hasp.

• Lockout by multiple workers at each lockout point
• Keeps equipment inoperative while repairs or adjustments are being made
• Control cannot be turned on until last worker's safety padlock is removed from hasp
• Heavy gauge steel jaw with red vinyl coated handle
• Dimensions are 1-3/4 in. x 4-1/2 in. (44 mm x 114 mm) with 1 in. (25 mm) inside jaw diameter, holds up to 6 safety padlocks

The Master Lock Number 410YLW Zenex Thermoplastic Safety Padlock features a 38 mm W plastic yellow body and a 38 mm tall, 6 mm Dia metal shackle. Designed exclusively for Lockout/Tagout applications, the durable, lightweight, non-conductive lock body is easy to carry and padlock features high security, reserved-for-safety cylinder with key retaining to ensure padlock is not left unlocked. The Limited Lifetime Warranty provides peace of mind from a brand you can trust.

• 38 mm W, 44 mm tall thermoplastic body, with 38 mm shackle length
• Designed exclusively for lockout tagout applications
• Durable, lightweight, non-conductive thermoplastic lock body
• Customize on-site with permanent, write-on labels
• Compliance with 1 employee, 1 lock, 1 key in. best practice
• High security, reserved-for-safety cylinder
• Key retaining - ensures that padlock is not left unlocked
• Keyed different, 6-pin tumbler with over 40,000 available key changes cylinder, shelf-pack quantity 6, master carton quantity 36

The Master Lock Number 120T Solid Brass Padlocks feature a 3/4 in. (19 mm) W solid brass lock body that is strong, durable and resists corrosion. The 5/32 in. (4 mm) Dia shackle is 7/16 in. (11 mm) L and made of steel, offering resistance to cutting and sawing. The Limited Lifetime Warranty provides peace of mind from a brand you can trust.

• 3/4 in. (19 mm) W solid brass body padlock
• Steel shackle
• 3-pin cylinder
• Keyed alike-same key opens both locks

The Master Lock Number 176 Resettable Combination Padlock features a 2 in. (51 mm) W solid brass case for strength and weather ability and a 1 in. (25 mm) tall x 5/16 in. (8 mm) Dia hardened steel shackle for excellent cut resistance. The 4-digit dials allow you to set-your-own combination and reset to restrict/change allowed access 10,000-combinations available. The key override feature allows supervisory access at any time If needed.

• Set-your-own 4-digit combination with key override feature for supervisory access
• Reset to any of 10,000-personalized combination
• 2 in. W (51 mm) solid brass case for strength and weather-ability
• 1 in. (25 mm) tall, 5/16 in. Dia (8 mm) hardened steel shackle for superior cut resistance
• Override key can be purchased as #U009153

The Master Lock Number 4140KA Economy Padlock, Keyed Alike multiple locks open with the same key features a 1-1/2 in. W (38 mm) brass body to resist the elements and a 13/16 in. tall (20 mm), 1/4 in. Dia (6 mm) hardened steel shackle for excellent cut resistance. Ideal for cabinets and fences, the non-rekey able 4-pin tumbler cylinder provides greater pick resistance. The Limited Lifetime Warranty provides peace of mind from a brand you can trust.

• Case hardened shackle resists sawing and filing
• Brass body and cylinder provide extra resistance to the elements
• Pin tumbler cylinder provides greater pick resistance
• Limited lifetime warranty

The Master Lock No. 1KALF Laminated Steel Padlocks, Keyed Alike multiple locks open with the same key - feature a 1-3/4 in. (44 mm) reinforced laminated steel lock body providing extra strength and a 1-1/2 in. (38 mm) tall, 5/16 in. (8 mm) Dia hardened steel shackle for excellent cut resistance. Dual locking levers provide extra pry resistance making it ideal for industrial applications. Keyed alike padlocks available to order to match other locks with the W1 cylinder.

• Keyed alike - order 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
• 44 mm W laminated steel body for superior strength
• 1-1/2 in. (38 mm) tall, 5/16 in. (8 mm) Dia hardened steel shackle for superior cut resistance
• Dual locking levers provide extra pry resistance
• Non-rekey able, 4-pin W1 cylinder helps prevent picking

The Master Lock 120D Lock with Key features a 3/4 in. (19 mm.) wide solid brass lock body that is strong, durable and resists corrosion. Keyed lock has a 5/32 in. (4 mm.) wide diameter shackle that is 7/16 in. (11 mm.) long and made of steel, offering resistance from cutting and sawing. Master Lock's Lifetime Guarantee provides peace of mind from a brand you can trust.

• Outdoor padlock is best used as a bag lock or tackle box lock
• Standard steel shackle for cut resistance
• Three-pin cylinder helps prevent picking
• Measurements: 3/4 in. (19 mm.) wide lock body; 5/32 in. (4 mm.) diameter shackle with 7/16 in. (11 mm.) length and 3/8 in. (10 mm.) width
• Includes one padlock with two keys

The Master Lock 175D Set Your Own Combination Padlock features a 2 in. (51 mm) wide solid body for strength and reliability. The 5/16 in. (8 mm) diameter shackle is 1 in. (25 mm) long and made of hardened steel, offering extra resistance to cutting and sawing. The 4-digit dialing allows for thousands of possible numeric combinations. The Limited Lifetime Warranty provides peace of mind from a brand you know and can trust.

• Indoor and outdoor padlock is best used as a shed lock, gate lock, and storage locker lock, providing better protection and security from theft
• Set your own 4-digit combination lock for easy combination recall, combination change tool included
• Combo lock is constructed with a solid body for strength and weatherability, hardened steel shackle for cut resistance
• 2 in. (51 mm) wide lock body, 5/16 in. (8 mm) diameter shackle with 1 in. (25 mm) length, 1 in. (25 mm) width
• California residents see prop 65 warning

The Master Lock Number 176LH Resettable Combination Padlock features a 2 in. (51 mm) W solid brass case for strength and weather ability and a 2-1/4 in. (57 mm) tall, 5/16 in. (8 mm) Dia hardened steel shackle for excellent cut resistance. The 4-digit dials allow you to set-your-own combination and reset to restrict/change allowed access 10,000 combinations available. The key override feature allows supervisory access at any time if needed.

• 2-1/4 in. (57 mm) tall, hardened steel shackle for cut resistance
• Set-your-own 4-digit combination with key override feature for supervisory access
• Reset to any of 10,000 personalized combination
• 2 in. (51 mm) W solid brass case for strength and weather-ability
• Order override key separately, K7

The Master Lock Number 410GRN Zenex Thermoplastic Safety Padlock features a 1-1/2 in. W (38 mm) W plastic green body and a 1-1/2 in. tall (38 mm), 1/4 in. Dia (6 mm) metal shackle. Designed exclusively for Lockout/Tagout applications, the durable, lightweight, non-conductive lock body is easy to carry and padlock features high security, reserved-for-safety cylinder with key retaining, to ensure padlock is not left unlocked. The Limited Lifetime Warranty provides peace of mind from a brand you can trust.

• 1-1/2 in. W (38 mm), 1-3/4 in. tall (44 mm) thermoplastic black body, shackle with 1-1/2 in. (38 mm) clearance
• Designed exclusively for lockout tagout applications
• Durable, lightweight, non-conductive thermoplastic lock body
• Customize on-site with permanent, write-on labels
• Compliance with 1 employee, 1 lock, 1 key in. directive
• High security, reserved-for-safety cylinder
• Key retaining - ensures that padlock is not left unlocked
• Keyed different, 6-pin tumbler with over 40,000 available key changes cylinder, shelf-pack quantity 6, master carton quantity 36
• 410 thermoplastic safety padlock