Keyed Different Plastic Safety Padlock
Keyed different with a 1/4 inch shackle
- Item #:
- C3891
- Padlock Reads:
- Danger Locked Out Do Not Remove
- Compliance:
-
- OSHA
Other configurations of this product
Note:
Keyed Different (KD): Each lock is opened by its own unique key which does not open any other lock in the set – complying with the "one employee, one lock, one key" requirements.

Master Lock 406 Series. This Red Keyed Different Plastic Safety Padlock is made from lightweight, durable, non-conductive Zenex™ thermoplastic with a plastic shackle, making ideal for hazardous electrical situations. It has a 1-1/2" (38 mm) wide body and a 1/4" (6 mm) diameter shackle with a 1-1/2" (38 mm) high clearance. It is keyed different with a 6-pin tumbler cylinder and includes one key to be in compliance with the "One Employee, One Lock, One Key" directive.
Danger Locked Out Do Not Remove
¼″ Shackle with 1½″ Shackle Height
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Material | Sku | Quantity/Price | |||
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Red Zenex™ Thermoplastic Body with Plastic Shackle | C3891-406RED | $15.25 | $14.65 | $14.05 | |
Yellow Zenex™ Thermoplastic Body with Plastic Shackle | C3892-406YLW | $15.25 | $14.65 | $14.05 | |
Black Zenex™ Thermoplastic Body with Plastic Shackle | C3893-406BLK | $15.25 | $14.65 | $14.05 | |
Blue Zenex™ Thermoplastic Body with Plastic Shackle | C3894-406BLU | $15.25 | $14.65 | $14.05 | |
Green Zenex™ Thermoplastic Body with Plastic Shackle | C3895-406GRN | $15.25 | $14.65 | $14.05 | |
Orange Zenex™ Thermoplastic Body with Plastic Shackle | C3896-406ORJ | $15.25 | $14.65 | $14.05 |
Special Freight Arrangement:
Due to the size of this product, freight shipping will be required. You may contact our customer service team for a quote or you can place your order and a customer service representative will contact you about freight shipping charges.
If you would like to use your own freight carrier, please include your freight carrier account in the special instructions box at the bottom of the checkout page before placing your order. A customer service representative will be in contact with you if there are any questions.
Phone: 800-274-6271
Fax: 800-279-6897
Phone: 800-274-6271
Fax: 800-279-6897
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Product Image | ![]() |
Master Lock Part#: | 406 Zenex™ Non-Conductive, Non-Magnetic, Non-Sparking Safety Padlock Series |
Colors: | Red, Yellow, Black, Blue, Green, Orange |
Dimensions of A (Shackle Thickness): |
1/4″ (6mm) |
Dimensions of B (Shackle Clearance): |
1½″ (38mm) |
Dimensions of C (Shackle Curve): |
25/32″ (20mm) |
Body Width × Height: | 1½″ wide × 1¾″ tall (38mm × 44mm) |
Key Type: | Keyed Different |
Number of Keys Included: | 1 key |
Padlock Weight: | 0.15 lb |
Material: | Components are non-sparking and non-magnetic - plastic, copper, brass |
Benefits: | Designed exclusively for Lockout/Tagout applications. |
Plastic shackle helps prevent electrocution and arc flashing, also prevents electrical current from shackle to key | |
Ideal for medical, military, mining & electrical lockout | |
Shackle withstands over 300 lb pull force | |
Key retaining - ensures that padlock is not left unlocked | |
High security, reserved-for-safety cylinder | |
Keyed different, 6-pin tumbler cylinder | |
Front and back labels included | |
Compliance with "One Employee, One Lock, One Key" | |
Lockout Function: | Effectively secures a lockout device to prevent it from being removed |
OSHA 1910.147(b) Compliance: | Capable of being locked out. An energy isolating device is capable of being locked out if it has a hasp or other means of attachment to which, or through which, a lock can be affixed, or it has a locking mechanism built into it. Other energy isolating devices are capable of being locked out, if lockout can be achieved without the need to dismantle, rebuild, or replace the energy isolating device or permanently alter its energy control capability. |
Key Charting System | ||
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Keyed Different (KD) |
Each lock is opened by its own unique key which does not open any other lock in the set – complying with the "one employee, one lock, one key" mantra. |
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