

🔐 Secure your essentials with style and strength—don’t get left unlocked!
The Master Lock 140D is a 40mm wide solid brass keyed padlock featuring a hardened 6mm steel shackle and a 4-pin cylinder with dual locking levers. Designed for both indoor and outdoor use, it offers corrosion resistance and cut resistance, making it ideal for securing backpacks, lockers, and storage boxes. Includes two keys with the convenience of one key opening multiple locks.























| Brand | Master Lock |
| Special Feature | Easy to Install |
| Lock Type | Key Lock |
| Item dimensions L x W x H | 5 x 40 x 70 Millimeters |
| Material | Hardened Steel |
| Recommended Uses For Product | Outdoor Use |
| Colour | Brass |
| Number of Pieces | 1 |
| Included Components | 1 Master Lock Manufactured Product |
| Controller Type | Key Control |
| Item Weight | 0.12 Kilograms |
| Control Method | App |
| Connectivity Protocol | Wi-Fi |
| UPC | 071649375507 |
| Model Name | 140D |
| Global Trade Identification Number | 00071649375507 |
| Manufacturer | Master Lock |
| Country of Origin | USA |
| Item model number | 140D |
| Product Dimensions | 0.5 x 4 x 7 cm; 120 g |
| ASIN | B00004SQL7 |
R**S
Good solid lock
A**H
First class, highly recommended, excellent in every way!
A**N
Excellent locking and unlocking device, just put the key in and turn. Probably won't survive a nuclear attack, but otherwise pretty solid.
A**A
bought this lock a couple of years ago, and it’s still working perfectly.
P**L
Great locks for my gun case.
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