Product Maintenance & Replacements
Master Lock guarantees the quality of all of our products. With proper maintenance, your lock should last years.
Top Videos for Product Maintenance & Replacements
Product Replacements & Warranty Information
Master Lock offers several different types of warranties depending on the product type. To find out which type of warranty your product falls under, check the product page.
You can search for your product using the product number (example: 131D) or with the product type (example: luggage lock). If you’re having trouble, please contact our customer support team.
If this product, or any part of this product fails due to a defect in materials or workmanship during the life of the product, Master Lock will replace the product or part free of charge.
Please contact the customer support team for more information.
No. Master Lock does not reimburse for locksmith charges.
Unfortunately, we cannot ship to a P.O. Box. Please provide a physical mailing address for your replacement lock.
Yes, Master Lock will replace the Travel Sentry™ Certified lock with the same style or one of equal value, free of charge.
Note: Any lock returned using the following address that is not a Master Lock Travel Sentry™ Certified lock will not be returned to you.
View the instructions on how to return your TSA-Approved Product.
Generally, you should receive the replacement product in 2-4 weeks. This time may vary depending on the product.
Product Issues & Maintenance
Read our Care & Service guide or watch our Lock Maintenance video. You can also lubricate your locks with Master Lock Lubricant 2300D. Never use dry graphite or a silicone lubricant.
If you're sure that you know the combination but cannot open your lock, you may need to have a locksmith remove the lock. If you believe your lock had a mechanical malfunction that caused it to fail, please contact customer service. We will reach out to you within 48 hours.
Product Support
Set-your-own combination instructions, combination reset, lost combination help
Replace keys, replace locks, key duplication
Combination charts, lock service, lock replacements
Bluetooth locks & lock boxes, padlock service
Adding & removing users, app support, lock settings
Replacement parts, commercial door lock service, residential hardware support
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