Skip to content
Master Lock

Master Lock

  • Master Lock 1 Laminated Steel Padlock 1-3/4in (44mm) Wide

    Master Lock
    from $10.35

    The Master Lock No. 1KA Laminated Steel Padlocks, Keyed Alike - multiple locks open with the same key - feature a 1-3/4in (44mm) reinforced la...

    View full details
  • Master Lock 3 Laminated Steel Padlock 1-9/16in (40mm) Wide

    Master Lock
    from $9.00

    The Master Lock No. 3KA Laminated Steel Padlocks, Keyed Alike - multiple locks open with the same key - feature a 1-9/16in (40mm) reinforced l...

    View full details
  • Master Lock 5 Laminated Steel Padlock 2in (51mm) Wide

    Master Lock
    from $13.15

    The Master Lock No. 5KA Laminated Steel Padlocks, Keyed Alike - multiple locks open with the same key - feature a 2in (51mm) reinforced lamina...

    View full details
  • Master Lock M1 Commercial Magnum Laminated Steel Padlock with Stainless Steel Body Cover 1-3/4in (44mm) Wide

    Master Lock
    from $12.50

    The Master Lock Commercial Magnum® No. M1KALFSTS Laminated Steel Padlock with Stainless Steel Body Cover, Keyed Alike - multiple locks open wi...

    View full details
  • Master Lock M5 Commercial Magnum Laminated Steel Padlock with Stainless Steel Body Cover 2in (51mm) Wide

    Master Lock
    from $15.79

    The Master Lock Commercial Magnum® No. M5KALFSTS Laminated Steel Padlock with Stainless Steel Body Cover, Keyed Alike - multiple locks open ...

    View full details
  • Master Lock 2 Laminated Brass Padlock 1-3/4in (44mm) Wide

    Master Lock
    from $14.17

    The Master Lock No. 2KA Laminated Brass Padlock, Keyed Alike – multiple locks open with the same key - features a 1-3/4in (44mm) wide laminat...

    View full details
  • Master Lock 4 Laminated Brass Padlock 1-9/16in (40mm) Wide

    Master Lock
    from $12.10

    The Master Lock No. 4KA Laminated Brass Padlock, Keyed Alike – multiple locks open with the same key - features a 1-9/16in (40mm) wide lamina...

    View full details
  • Master Lock 6 Laminated Brass Padlock 2in (51mm) Wide

    Master Lock
    from $17.60

    The Master Lock No. 6KA Laminated Brass Padlock, Keyed Alike – multiple locks open with the same key - features a 2in (51mm) wide laminated b...

    View full details
  • Master Lock 1525 General Security Combination Padlock with Key Control Feature 1-7/8in (48mm) Wide

    Master Lock
    from $5.89

    Large Order? Request a Locker Lock Quote Control Key Sold Separately Model No. K1525 Control Key The Master Lock...

    View full details
  • Master Lock 1502 General Security Combination Padlock 1-7/8in (48mm) Wide

    Master Lock
    from $4.59

    The Master Lock No. 1502 3-digit combination padlock has many enhanced security features like the exclusive BlockGuard® Anti-Shim technology...

    View full details
  • Master Lock 1500 General Security Combination Padlock 1-7/8in (48mm) Wide

    Master Lock
    Original price $7.63
    Current price $6.24

    The Master Lock No. 1500 3-digit combination padlock has many enhanced security features like the exclusive BlockGuard® Anti-Shim technology...

    View full details
  • Master Lock 176 Resettable Combination Brass Padlock, Supervisory Key Override 2in (51mm) Wide

    Master Lock
    Original price $26.43
    Current price $21.62

    Override Key Sold Separately Model No. K7 Override Key The Master Lock No. 176 Resettable Combination Padlock features a 2in (51mm) wide s...

    View full details
  • Master Lock 175 Resettable Combination Brass Padlock 2in (51mm) Wide

    Master Lock
    Original price $23.86
    Current price $12.89

    The Master Lock No. 175 Resettable Combination Padlock features a 2in (51mm) wide solid brass case for strength and weatherability and a 1in (25m...

    View full details
  • Master Lock 1178 ProSeries® Zinc Die-Cast Resettable Combination Padlock, Black 2-1/4in (57mm) Wide

    Master Lock
    Original price $16.28
    Current price $13.32

    The Master Lock No. 1178 ProSeries® Resettable Combination Padlock is designed for commercial/industrial applications and features a 2-1/4in...

    View full details
  • Master Lock 1177 ProSeries® Shrouded Brass Resettable Combination Padlock 2-1/4in (57mm) Wide

    Master Lock
    Original price $32.38
    Current price $26.49

    The Master Lock No. 1177 ProSeries® Resettable Combination Padlock is designed for commercial/industrial applications and features a 2-1/4in...

    View full details
  • Master Lock 1175 ProSeries® Brass Resettable Combination Padlock 2-1/4in (57mm) Wide

    Master Lock
    from $23.43

    The Master Lock No. 1175 ProSeries® Resettable Combination Padlock is designed for commercial/industrial applications and features a 2-1/4in (...

    View full details
  • Master Lock 1174 ProSeries® Stainless Steel Resettable Combination Padlock 2-1/4in (57mm) Wide

    Master Lock
    Original price $39.63
    Current price $32.42

    The Master Lock No. 1174 ProSeries® Resettable Combination Padlock is designed for commercial/industrial applications and features a 2-1/4in...

    View full details
  • Master Lock 6121 ProSeries® Weather Tough® Laminated Steel Rekeyable Padlock 2-1/8in (54mm) Wide

    Master Lock
    from $22.16

    The Master Lock No. 6121KA ProSeries® Weather Tough® Covered Laminated Padlock, Keyed Alike – multiple locks open with the same key – featur...

    View full details
  • Master Lock 6125 ProSeries® Weather Tough® Laminated Steel Rekeyable Padlock 2-3/8in (60mm) Wide

    Master Lock
    from $25.73

    The Master Lock No. 6125KA ProSeries® Weather Tough® Covered Laminated Padlock, Keyed Alike – multiple locks open with the same key – featur...

    View full details
  • Master Lock 6127 ProSeries® Weather Tough® Laminated Steel Rekeyable Padlock 2-5/8in (67mm) Wide

    Master Lock
    from $29.93

    The Master Lock No. 6127KA ProSeries® Weather Tough® Covered Laminated Padlock, Keyed Alike – multiple locks open with the same key – featur...

    View full details
  • Master Lock 6321 ProSeries® Shrouded Laminated Steel Rekeyable Padlock 2-1/8in (54mm) Wide

    Master Lock
    from $30.48

    The Master Lock No. 6321KA ProSeries® Shrouded Padlock, keyed alike – multiple locks open with the same key – features a 2-1/8in (54mm) heav...

    View full details
  • Master Lock 6325 ProSeries® Shrouded Laminated Steel Rekeyable Padlock 2-3/8in (60mm) Wide

    Master Lock
    from $36.06

    The Master Lock No. 6325 ProSeries® Shrouded Padlock, keyed alike – multiple locks open with the same key – features a 2-3/8in (60mm) heavy...

    View full details
  • Master Lock 6327 ProSeries® Shrouded Laminated Steel Rekeyable Padlock 2-5/8in (67mm) Wide

    Master Lock
    from $41.58

    The Master Lock No. 6327 ProSeries® Shrouded Padlock, keyed alike – multiple locks open with the same key – features a 2-5/8in (67mm) heavy...

    View full details
  • Master Lock 5441ENT Bluetooth® Wall-Mount Lock Box for Business Applications

    Master Lock
    Original price $258.45
    Current price $130.84

    The Master Lock No. 5441ENT Bluetooth® Wall-Mount Lock Box features a 3-1/4" (83mm) wide metal body for durability. The Master Lock Vault Enterpr...

    View full details
  • Master Lock 5440ENT Bluetooth® Portable Lock Box for Business Applications

    Master Lock
    Original price $258.45
    Current price $130.84

    The Master Lock No. 5440ENT Bluetooth® Portable Lock Box features a 3-1/4" (83mm) wide metal body for durability and a fully removable shackle fo...

    View full details
  • Master Lock 5406D Set Your Own Combination Portable Lock Box 2-3/4in (70mm) Wide

    Master Lock
    Original price $30.29
    Current price $24.78

    The Master Lock No. 5406D Portable Lock Box features a 2-3/4in (70mm) wide metal body for durability. The shackle design offers over the doo...

    View full details
  • Master Lock 5401D Set Your Own Combination Wall Lock Box 3-1/4in (83mm) Wide

    Master Lock
    Original price $45.89
    Current price $37.54

    The Master Lock No. 5401D Wall Mount Lock Box features a 3-1/4in (83mm) wide metal body for durability. The wall mount design offers permane...

    View full details
  • Master Lock 5400D Set Your Own Combination Portable Lock Box 3-1/4in (83mm) Wide

    Master Lock
    Original price $48.94
    Current price $40.04

    The Master Lock No. 5400D Portable Lock Box features a 3-1/4in (83mm) wide metal body for durability. The portable design offers removable “...

    View full details
  • Master Lock 99DSPT 14in (36cm) Steel Cable Gun Lock with 1-5/16in (33mm) Wide Laminated Steel Body Padlock; Keyed Different

    Master Lock
    Original price $8.77
    Current price $7.18

    The Master Lock No. 99DSPT Cable Gun Lock is 14in (35cm) long and is made from braided steel for maximum strength and flexibility. The padlo...

    View full details
  • Master Lock 94DSPT Set Your Own Combination Gun Trigger Lock

    Master Lock
    Original price $17.43
    Current price $14.26

    The Master Lock No. 94DSPT Set Your Own Combination Trigger Lock features a steel and zinc body for maximum durability. The protective rubbe...

    View full details
  • Master Lock 90DSPT Keyed Gun Trigger Lock; Keyed Different

    Master Lock
    Original price $15.02
    Current price $12.28

    The Master Lock No. 90DSPT Keyed Trigger Lock features a steel and zinc body for maximum durability. The protective rubber pads protect gun’...

    View full details
  • Master Lock 4400ENT Bluetooth® Indoor Padlock for Business Applications

    Master Lock
    Original price $149.01
    Current price $83.82

    The Master Lock No. 4400ENT Bluetooth® Padlock features a 1-29/32in (47mm) wide metal body for durability. The 9/32in (7mm) diameter shackle offe...

    View full details
  • Master Lock 4401LHENT Bluetooth® Outdoor Padlock for Business Applications

    Master Lock
    Original price $172.55
    Current price $97.06

    The Master Lock No. 4401LHENT Bluetooth® Padlock features a 2-7/32in (56mm) wide metal body for durability. The 11/32in (9mm) diameter shackle of...

    View full details
  • Master Lock S866 Retractable Cable Lockout Device with Nylon Core Cable

    Master Lock
    Original price $47.92
    Current price $26.95

    The Master Lock No. S866 Retractable Cable Lockout Device, ideal for electrical lockouts, features a tough, flexible nylon core cable with a yell...

    View full details
  • Master Lock S602 Large group lockout box with key window & rewritable tag

    Master Lock
    Original price $143.03
    Current price $85.73

    The Master Lock No. S602 Group Lockout Box is made of stainless steel to withstand the toughest environments. The rugged construction offers enha...

    View full details
  • Master Lock S601 Portable group lockout box with key & side window

    Master Lock
    Original price $112.37
    Current price $74.84

    The Master Lock No. S601 Group Lockout Box is made of stainless steel to withstand the toughest environments. The rugged construction offers enha...

    View full details
  • Master Lock S600 Portable group lockout box with key window

    Master Lock
    Original price $112.37
    Current price $91.93

    The Master Lock No. S600 Group Lockout Box is made of stainless steel to withstand the toughest environments. The rugged construction offers...

    View full details
  • Master Lock S1850E410 Lockout Station, Electrical Focus, Zenex™ Thermoplastic Padlocks

    Master Lock
    Original price $476.55
    Current price $389.90

    The Master Lock No. S1850E410 Lockout Station, Electrical, is a large capacity station with a durable construction to ensure long life in ma...

    View full details
  • Master Lock 1457VE410 Personal Safety Lockout Pouch, Valve & Electrical Focus with Zenex™ Thermoplastic Padlocks

    Master Lock
    Original price $384.70
    Current price $314.75

    The Master Lock No. 1457VE410KA Personal Lockout Kit, Valve and Electrical, features an upgraded safety lockout toolbox to keep important lo...

    View full details
  • Master Lock 1457E410 Personal Safety Lockout Pouch, Electrical Focus with Zenex™ Thermoplastic Padlocks

    Master Lock
    Original price $200.41
    Current price $163.97

    The Master Lock No. 1457E410KA Personal Lockout Kit, Electrical, features an upgraded safety lockout toolbox to keep important lockout devic...

    View full details
  • Master Lock 1456P410 Personal Safety Lockout Pouch, Zenex™ Thermoplastic Padlocks

    Master Lock
    Original price $114.71
    Current price $93.85

    The Master Lock 1456P410KA Personal Lockout Pouch features a zippered pouch that is easy to carry or wear with an adjustable waist strap. Ki...

    View full details
  • Master Lock S3922 Blind Flange Lockout Device, Small

    Master Lock
    Original price $74.25
    Current price $60.75

    The Master Lock No. S3922 Blind Flange Lockout device is a physical, best practice solution for pipeline maintenance. The adjustable cup all...

    View full details
  • Master Lock S3921 Butterfly Valve Lockout Kit, Device and S806CBL3

    Master Lock
    Original price $43.01
    Current price $35.18

    The Master Lock No. S3921 Butterfly Valve Lockout Device and S806CBL3 Adjustable locking cable locks out virtually any butterfly valve in ju...

    View full details
  • Master Lock S3920 Butterfly Valve Lockout, Device Only

    Master Lock
    Original price $21.67
    Current price $17.73

    The Master Lock No. S3920 Butterfly Valve Lockout Device locks out virtually any butterfly valve in just seconds with use of S806 adjustable...

    View full details
  • Master Lock S3910 Pressurized Gas Valve Lockout

    Master Lock
    Original price $16.32
    Current price $13.35

    The Master Lock No. S3910 Pressurized Gas Valve Lockout Device fits virtually all valves up to 3in (76mm) diameter and works on valves with ...

    View full details
  • Master Lock S3081 Adjustable Ball Valve Lockout

    Master Lock
    Original price $30.31
    Current price $24.79

    The Master Lock No. S3081 Adjustable Ball Valve Lockout features durable, lightweight Zenex™ Thermoplastic material to withstand chemicals a...

    View full details
  • Master Lock S3068 Seal Tight™ Handle-On Ball Valve Lockout

    Master Lock
    Original price $43.31
    Current price $35.43

    The Master Lock No. S3068 Seal Tight™ Handle-On Ball Valve Lockout features durable aluminum & steel construction to defy corrosive envi...

    View full details
  • Master Lock 468L Seal Tight™ Handle-Off Ball Valve Lockout

    Master Lock
    Original price $33.56
    Current price $27.45

    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...

    View full details