SELECTING THE RIGHT SAFETY LOCKOUT PADLOCK

 

5 OSHA REQUIREMENTS FOR LOCKOUT PADLOCKS AND DEVICES

Master Lock’s variety of safety lockout padlock options offer choices and allow for compliance with OSHA guidelines. OSHA standard 1910.147 (c)(5) requires padlocks to meet specific criteria to be used for lockout. For more information on the requirements, please visit: osha.gov.

  • 01 Durable - Locks must stand up to the environment and elements to which they're exposed without failing.
  • 02 Substantial - Padlocks should resist removal without use of correct key or excessive force.
  • 03 Standardization - Padlocks must be standardized by one of the following within your facility: color, shape, or size.
  • 04 Identifiable - Padlocks should visually indicate the employee that applied them – with name, photo, or other identification.
  • 05 Exclusive for Safety - Lockout padlocks should be used only for controlling hazardous energy – no other purpose.
  • A lockout product in use
 
 

PADLOCK MATERIAL

Choosing the right lock body material depends on intended use environment. Planning ahead allows you to pick the lock that is durable enough for regular use in the expected elements.

Zenex Thermoplastic padlock

Zenex
Thermoplastic

Designed with lockout in mind, the Zenex padlocks are durable and lightweight. The non-conductive bodies also offer excellent corrosion resistance in harsh conditions.

Aluminum padlock

Anodized
Aluminum

Durable, solid aluminum bodies with anodized finish make these padlocks ideal for tough environments. They can stand up to chemicals and temperature extremes and are UV stable.

Steel padlock

Laminated Steel

Sturdy steel lock bodies make these padlocks an economical choice.

 
 

Shackle

We offer several shackle height and material options to fit your padlocks to common lockout applications. Our shackles are durable and substantial to meet OSHA criteria.

Zenex
Thermoplastic

410/411
Series

410/411 Series Locks

Plated Metal

1.5" / 3"

0.25"

406 and
S32

406 and S32 locks

Nylon

1.5"

0.25" (406)
0.1875" (S32)

S31 and
S33

S31 and S33 locks

Stainless Steel

1.5" / 3"

0.1875"

Anonized
Aluminum

S1100/A1100
Series

S1100/A1100 Series Locks

Boron

1" / 1.5" / 3"

0.25"

Laminated Steel

3 Series

3 Series Locks

Hardened Steel

0.75" / 1.5" / 2"

0.28125"
 
 

Color

Our safety padlocks come in a variety of colors for standardization and to help differentiate them within a facility. Assigning specific colors to certain departments can provide visual cues when lockout is taking place.

Zenex
Thermoplastic

410/411
Series


Red Yellow Green
Blue Black Teal
Purple Orange

406 and
S32


Red Yellow Green
Blue Black Teal
Purple Orange White
*White for
S32 only

S31 and
S33


Red Yellow Green
Blue Black Teal
Purple Orange White

Anonized
Aluminum

S1100/A1100
Series


Red Yellow Green
Blue Black Purple
Orange Brown White

Laminated Steel

3 Series


Red Yellow Green
Blue Black White
 
 

Keying

We offer multiple keying configurations for safety lockout padlocks to assist with safe and efficient lockout however it’s being performed.

Zenex
Thermoplastic

410/411
Series


KD / KA
MK / KAMK

406 and
S32


KD / KA
MK / KAMK

S31 and
S33


KD / KA
MK / KAMK

Anonized
Aluminum

S1100/A1100
Series


KD / KA
MK / KAMK

Laminated Steel

3 Series


KD / KA
MK / KAMK
 

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