1. Introduction
This manual provides comprehensive instructions for the CARGO MAXX Round Shielded Padlock, Model 081-95387. This heavy-duty security lock is designed for a variety of applications, offering robust protection for your belongings. Please read this manual thoroughly to understand the proper setup, operation, and maintenance procedures to ensure optimal performance and longevity of your padlock.
The padlock features a 2.375-inch solid stainless-steel body, a chrome-plated hardened steel shackle, and a carburized surface for enhanced weather resistance. It is engineered with 7000 lbs (3175 kg) cut resistance and a pick-resistant 5-pin brass tumbler mechanism.
2. Safety Information
- Always ensure the padlock is correctly engaged and locked before relying on it for security.
- Keep keys in a secure location and away from unauthorized individuals.
- Do not attempt to force the key or shackle if resistance is met, as this may damage the lock mechanism.
- Regularly inspect the padlock for any signs of wear or damage. Replace if compromised.
- This padlock is a deterrent against theft; no lock can provide absolute security.
3. Product Components
The CARGO MAXX Round Shielded Padlock consists of the following primary components:
- Lock Body: A 2.375-inch solid stainless steel body with a carburized surface.
- Shackle: A chrome-plated hardened steel shackle, designed to be shrouded for protection against cutting and prying.
- Keyhole: The entry point for the key, leading to the tumbler mechanism.
- Keys: Multiple keys are provided for operation.
- Tumbler: A 5-pin brass tumbler mechanism, engineered for pick resistance.


4. Setup
The CARGO MAXX Round Shielded Padlock is ready for use out of the packaging. No assembly is required.
- Inspect the Padlock: Before first use, visually inspect the padlock and keys for any manufacturing defects or damage.
- Test the Keys: Insert one of the provided keys into the keyhole and turn it to ensure smooth operation of the locking mechanism. Remove the key and repeat with other keys to confirm all keys function correctly.
- Secure Keys: Store spare keys in a safe, accessible location, separate from the padlock itself.
5. Operating Instructions
Follow these steps to properly lock and unlock your CARGO MAXX Round Shielded Padlock:
5.1. Unlocking the Padlock
- Insert the key fully into the keyhole.
- Turn the key clockwise (or counter-clockwise, depending on the lock's orientation) until the shackle releases and springs open.
- Remove the key. The padlock is now open.
5.2. Locking the Padlock
- Align the shackle with the locking mechanism.
- Push the shackle firmly into the lock body until it clicks into place.
- Insert the key into the keyhole.
- Turn the key counter-clockwise (or clockwise) to engage the locking mechanism. The shackle will remain closed.
- Remove the key. The padlock is now securely locked. Note that the key must be used to lock the padlock; it cannot be simply pushed shut without the key.

6. Maintenance
Proper maintenance ensures the longevity and smooth operation of your padlock.
- Lubrication: Periodically apply a small amount of graphite powder or a silicone-based lubricant into the keyhole and shackle mechanism. Avoid oil-based lubricants as they can attract dirt.
- Cleaning: Wipe the exterior of the padlock with a clean, damp cloth to remove dirt and grime. For stubborn dirt, a mild soap solution can be used, followed by thorough drying.
- Rust Prevention: While the padlock features a carburized surface for weather resistance, regular cleaning and lubrication, especially in harsh outdoor environments, will further prevent rust and corrosion.
- Key Care: Do not use keys for purposes other than operating the lock. Avoid bending or damaging the keys.

7. Troubleshooting
If you encounter issues with your padlock, refer to the following table for common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Key is difficult to insert or turn. | Dirt or debris in keyway; lack of lubrication; bent key. | Clean keyway with compressed air. Apply graphite lubricant. Inspect key for damage; use a spare key. |
| Shackle is stiff or stuck. | Corrosion or dirt in shackle mechanism; lack of lubrication. | Clean shackle area. Apply graphite or silicone lubricant to the shackle and its entry points. |
| Padlock does not lock when shackle is pushed. | Key not fully turned to engage mechanism; internal mechanism obstruction. | Ensure key is fully inserted and turned to the locked position before removing. If issue persists, contact support. |
8. Specifications
| Feature | Detail |
|---|---|
| Brand | CARGO MAXX |
| Model Number | 081-95387 |
| UPC | 192768953879 |
| Lock Type | Key Lock |
| Material | Alloy Steel, Brass, Stainless Steel |
| Body Size | 2.375 inches (60mm) solid stainless steel |
| Shackle Material | Chrome-plated hardened steel |
| Cut Resistance | 7000 lbs (3175 kg) |
| Tumbler Type | 5-pin brass, pick-resistant |
| Color | Silver |
| Item Weight | 7 ounces |
| Package Dimensions | 6.75 x 3.88 x 1 inches |
| Recommended Uses | Gym lockers, bikes, storage units, trailers, garages, security gates, fences, sheds; residential, commercial, and industrial settings. |

9. Warranty and Support
Information regarding specific warranty terms and customer support contact details was not provided in the product data. For warranty inquiries or technical assistance, please refer to the product packaging or contact CARGO MAXX directly through their official website or customer service channels.
