Products

The Master Lock No. 468L Seal Tight™ Handle-Off Ball Valve Lockout Device features a universal fit to effectively lock out all valves from 3...

The Master Lock No. 479 is an accessory for a universal ball valve lockout system.

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. 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. 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. 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. 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. 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. 488 Rotating Electrical Plug Lockout Device accepts cords with up to 3/4in (19mm) diameter and an electrical plug up to ...

The Master Lock No. 490 used for locking out a fuse. The color red indicates "Lockout."

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 492 used for locking out a circuit breaker. The color red indicates "Lockout."

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. 494 used to lockout a 480 or 600 volt circuit breaker.

Master Lock No. 495 used as a multi-pole lockout device.

The Master Lock No. 497A Heavy Duty Safety Tags feature durable polyester laminate to resist water, grease and extreme temperatures. The hea...

The Master Lock No. 497A Heavy Duty French/English Safety Tags feature durable polyester laminate to resist water, grease and extreme temper...

The Master Lock No. 497A Heavy Duty English/Spanish Safety Tags feature durable polyester laminate to resist water, grease and extreme tempe...

The Master Lock No. 498A Latch Tight™ Portable Group Lock Box features a durable powder-coated finish with an easy-to-grip, ergonomic handle....

Pack of 4 The Master Lock No. 4D Laminated Padlock features a 1-9/16in (40mm) wide laminated brass body for maximum streng...

The Master Lock No. 4LH Laminated Brass Padlock, features a 1-9/16in (40mm) wide laminated brass body offering excellent corrosion resistance, ma...

The Master Lock No. 5 Powder Coated Laminated Steel Padlocks feature a 2in (51mm) reinforced laminated steel lock body providing extra s...

Pack of 4 The Master Lock No. 500D Laminated Padlock features a 1-3/4in (44mm) wide laminated steel body for strength and ...

The Master Lock No. 503YLW Latch Tight™ Group Lockout Box, yellow, accepts 14 padlocks or lockout hasps and can be mounted to the wall or ca...