Master Lock

The Master Lock No. 7045KA ProSeries® Shrouded Padlock, keyed alike – multiple locks open with the same key – features a 1-3/4in (44mm) heavy har...

The Master Lock No. 7040KA ProSeries® Solid Body Padlock, keyed alike – multiple locks open with the same key – features a 1-3/4in (44mm) heavy h...

The Master Lock No. 6850KA ProSeries® Solid Body Padlock, keyed alike – multiple locks open with the same key – features a 2in (51mm) wide b...

The Master Lock No. 6840KA ProSeries® Solid Body Padlock, keyed alike – multiple locks open with the same key – features a 1-3/4in (44mm) wi...

The Master Lock No. 6830KA ProSeries® Solid Body Padlock, keyed alike - multiple locks open with the same key – features a 1-9/16in (40mm) ...

The Master Lock No. 6230KA ProSeries® Solid Body Padlock, Keyed Alike – multiple locks open with the same key – features a 1-1/8in (29mm) tall, 7...

Designed to elevate the experience for facilities and users, the Master Lock 3685 Electronic Built-In Locker Lock combines a modern design w...

Designed for high customer turnover facilities, the Multi-User Built-In Combination lock adds convenience to your facility by giving visitor...

Designed for high customer turnover facilities, the Multi-User Built-In Combination lock adds convenience to your facility by giving visitor...

The Master Lock No. 770 Hasp features a 9in (23cm) wide by 4-1/2in (11cm) high solid steel hasp to withstand forcible attacks and defeat att...

The Master Lock No. 506 Grip Tight™ Circuit Breaker Lockout combo pack includes one 491B and one 493 Grip Tight™ circuit breaker lockout. Th...

The Master Lock No. 493B Grip Tight™ Circuit Breaker Lockout Device fits standard height and tie-bar toggles typically found on 120 and 240 ...

The Master Lock No. 491B Grip Tight™ Circuit Breaker Lockout Device fits wide or tall breaker toggles typically found on hi-voltage/hi-amper...

The Master Lock No. 485 Rotating Gate Valve Lockout Device combo pack includes a set of five lockouts - 480, 481, 482, 483, 484. These gate ...

The Master Lock No. 484 Rotating Gate Valve Lockout Device features a 3-3/8in (86mm) depth and 4in (101mm) stem opening for 8in (203mm) to 1...

The Master Lock No. 483 Rotating Gate Valve Lockout Device features a 2-3/4in (70mm) depth and 3-1/2in (89mm) stem opening for 6in (152mm) t...

The Master Lock No. 482 Rotating Gate Valve Lockout Device features a 1-7/8in (48mm) depth and 2-1/2in (64mm) stem opening for 4in (102mm) t...

The Master Lock No. 481 Rotating Gate Valve Lockout Device features a 1-1/2in (38mm) depth and 1-1/2in (38mm) stem opening for 2in (51mm) to...

The Master Lock No. 480 Rotating Gate Valve Lockout Device features a 1-1/16in (30mm) depth and 3/4in (19mm) stem opening for 1in (25mm) to ...

The Master Lock No. 421 Steel Safety Lockout Hasp features a 1-1/2in (38mm) inside jaw diameter and can hold up to six padlocks. Ideal for l...

The Master Lock No. 420 Steel Safety Lockout Hasp features a 1in (25mm) inside jaw diameter and can hold up to six padlocks. Ideal for lockou...

The Master Lock No. 411 Zenex™ Thermoplastic Safety Padlock features a 1-1/2in (38mm) wide, 3in (75mm) tall thermoplastic black body and a 1-1/2i...

The Master Lock No. 406 Dielectric Thermoplastic Safety Padlock features a 1-1/2in (38mm) wide Zenex™ Thermoplastic body and a 1-1/2in (38mm) tal...

Designed to protect your important documents, digital media and other valuables from fire, water, and theft, the SentrySafe SFW123DSB is ideal fo...

Pack of 4 The Master Lock No. 646D Set Your Own Combination Padlock features a 13/16in (20mm) wide metal body for durabili...

Pack of 4 The Master Lock No. 630D Set Your Own Combination Padlock features a 1-3/16in (30mm) wide solid metal body for d...

Pack of 4 The Master Lock No. 4688D Set Your Own Combination TSA-Accepted Luggage Lock features a 1-3/16in (30mm) wide met...

Pack of 4 The Master Lock No. 643D Set Your Own Combination Padlock features a 1-9/16in (40mm) wide metal body for durabil...

Model No. K1630 Control Key for Built-in Combination Locker Locks (Except 1695MKADA)

Model No. K1525 Control Key for 1525 and 2010 Padlocks

Model No. K6000 Duplicate Cut Key for W6000 5-Pin Cylinders (For ProSeries® Locks)

PURCHASING A K400 KEY REQUIRES A KEY AUTHORIZATION FORM: CLICK HERE TO DOWNLOAD & FILL OUT FORM, THEN UPLOAD THE COMPLETED FORM TO THE CART PAG...

PURCHASING A K400 KEY REQUIRES A KEY AUTHORIZATION FORM: CLICK HERE TO DOWNLOAD & FILL OUT FORM, THEN UPLOAD THE COMPLETED FORM TO THE CART PAG...

Model No. K417 Duplicate Cut Key for Safety Lockout Cylinders

Model No. K1 Duplicate Cut Key for W1 Cylinders (Lock Model Numbers 1 - 6)

Model No. K15 Duplicate Cut Key for W15 Cylinders

Model No. K17 Duplicate Cut Key for W17 Cylinders

Model No. K7000 Duplicate Cut Key for W6000 6-Pin Cylinders (For ProSeries® Locks)

The Master Lock No. 178 Resettable Combination Padlock features a 2in (51mm) wide solid Die-Cast black body and a 1in (25mm) tall, 5/16in (8mm) d...

Pack of 6 The Master Lock No. 8413DPF Python™ Adjustable Locking Cable 6ft (1.8m) long and features 3/8in (10mm) diameter ...

The Master Lock No. 4140KA Economy Padlock, Keyed Alike – multiple locks open with the same key – features a 1-1/2in (38mm) wide brass body ...

The Master Lock No. 21KA Laminated Steel Padlock, Keyed Alike – multiple locks open with the same key – features a 1-3/4in (44mm) wide reinf...

The Master Lock No. 25KA Laminated Steel Padlock, Keyed Alike – multiple locks open with the same key – features a 2in (51mm) wide reinforce...

The Master Lock No. 37 Laminated Steel Padlock features a 1-9/16in (40mm) wide shrouded laminated steel body for extra strength and a shackl...

The Master Lock No. 81KA Laminated Steel Padlock, Keyed Alike – multiple locks open with the same key – features a 1-3/4in (44mm) wide lamin...

The Master Lock No. 82KA Laminated Brass Padlock, Keyed Alike – multiple locks open with the same key – features a 1-3/4in (44mm) wide lamin...

The Master Lock No. 311KA Covered Laminated Padlock, Keyed Alike – multiple locks open with the same key – features a 1-9/16in (40mm) wid...