Union Strongbolt 5 Lever Sashlock BS3621 Satin Chrome 76mm 2200S
In stock
Delivery Information
| Delivery Time Frame | Delivery Information |
| Next Working Day By 1PM | When an order is placed by 3pm for next working day on certain items |
| Standard Delivery | Usually delivered in 2 to 4 working days |
| Delivery Charges | |
| UK Mainland | Prices start at £3.95 for very small items, £6.50 for small, £9.50 for medium and £20 for large/long items |
| Scottish Highlands & Islands, Northern Ireland & Ireland | Prices from £30, please see our delivery page for more info. |
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Description
Union Strongbolt 5 Lever Sashlock BS3621 Satin Chrome 76mm 2200S
Choosing the right security hardware for your property is a fundamental step in ensuring the safety of your assets and occupants. The Union Strongbolt 5 Lever Sashlock BS3621 Satin Chrome 76mm 2200S represents the gold standard in mechanical door security. Designed for high security applications, this lock provides peace of mind through rigorous engineering and testing. Whether you are upgrading your home security or outfitting a commercial building, this model offers a robust defence against unauthorised access.
This unit is specifically engineered to meet the demands of modern architectural requirements. It is a tried and tested solution that combines durability with sleek aesthetics. With its satin chrome finish, it complements contemporary door hardware while providing the structural integrity required by insurance companies and police standards. By selecting this item, you are investing in a product that has been crafted to withstand the test of time and the rigours of daily use.
Advanced Security Features
Security is not just about the thickness of the metal but about how that metal behaves under stress. This hardware incorporates several intelligent design features that actively resist common methods of forced entry. It is built to be a formidable barrier for any intruders attempting to bypass your locking systems.
- The anti-pick, anti-saw and anti-drill security features provide a comprehensive barrier against physical attack methods.
- Hardened steel pins are integrated into the mechanism to prevent saw blades from cutting through the bolt during an attempted breach.
- The chamfered bolt design significantly increases the performance of the lock under side load testing, ensuring that pressure exerted on the door does not compromise the locking mechanism.
- A specifically engineered radius inner forend allows for ease of installation, reducing the time required to fit the lock into existing mortices without spoiling the door edge.
- The 20mm deadbolt provides secure positive deadlocking, which acts as a massive anchor point against forceful impact.
Mechanical Physics and Structural Integrity
The science behind this locking mechanism lies in its ability to distribute physical forces effectively. When a door is under pressure or subject to an external force, the internal components of a lesser lock might flex or fail. This model is constructed with high-grade steel that maintains its shape even when under extreme mechanical tension. The internal springs and levers are calibrated to move with precision, ensuring that the bolt engages fully with the keep every single time you lock the door.
Furthermore, the inclusion of the chamfered bolt serves a dual purpose. During the closing of a door, this design reduces friction against the striker plate, allowing for a smoother operation. Once the bolt is fully extended, the chamfered profile makes it incredibly difficult for a drill to find a purchase point. By creating a geometry that resists the initial bite of a drill bit, the lock effectively neutralises the threat of destructive entry before it can compromise your safety.
Operational Workflow and User Experience
Interacting with this hardware is a simple yet satisfying experience. To operate the unit, the user inserts the key into the follower and rotates it fully, which drives the deadbolt into the keep. Because the movement is engineered with high-tolerance components, the action feels solid and predictable, providing immediate tactile feedback that the door is securely locked. To exit, the user simply turns the key again to retract the deadbolt.
For the latch functionality, the handle provides an ergonomic way to operate the door during the day. A standout feature is the unique UNION SwitchLatch technology. This allows the user to reverse the latch without the need for any tools whatsoever. By simply disengaging the latch and flipping its orientation, the user can change the handedness of the door hardware in seconds. This saves significant time during installation and maintenance, ensuring that you can adapt the lock to almost any door configuration with minimal effort.
Ergonomic Compliance and Safety Standards
Security hardware should never compromise life safety, especially in buildings where rapid egress is required. This product is fully suitable for use on 30 and 60 minute fire doors, which is an essential requirement for commercial building compliance. The materials used are rated to withstand high temperatures, ensuring that the mechanism continues to function or at least remains stable under fire conditions.
From an ergonomic perspective, the smooth action of the handle and the reliability of the key turn reduce physical strain on the user. For individuals with limited dexterity, a high-quality, well-maintained locking system is vital. By choosing this hardware, you ensure that your doors remain easy to open and close, preventing the frustration and fatigue associated with poorly manufactured, sticky, or misaligned locks.
Not sure if this mortice lock is right for your requirements? If you are not sure if this mortice lock is right for your requirements please contact our friendly team today.
Commercial ROI and Long Term Value
Investing in the Union Strongbolt is a decision that pays dividends over the life of a building. While it may be tempting to select cheaper alternatives, the cost of replacing inferior hardware due to mechanical failure or security breaches is significantly higher. This model is built for durability, which minimises the need for frequent maintenance or replacement cycles.
By protecting your property with insurance-approved, Police-recommended hardware, you are also making a strategic move that can influence your insurance premiums. Most providers look favourably upon buildings that use BS3621 compliant locks. This results in long term operational savings. The robustness of the 2200S means that the asset remains protected year after year, offering a reliable, low-maintenance security solution for busy commercial environments.
Technical Specifications
The following table outlines the key dimensions and performance standards for this specific hardware configuration.
| Feature | Specification |
|---|---|
| Product Name | Union Strongbolt 5 Lever Sashlock 2200S |
| Finish | Satin Chrome Plated |
| Backset | 57mm |
| Centres | 57mm |
| Case Size | 81mm |
| Case Height | 109mm |
| Faceplate Dimensions | 137mm x 26mm |
| Deadbolt Throw | 20mm |
| Standard | BS3621:2007 |
| Certifications | CE Marked, Certifire Approved, Secured by Design |
This item is compatible with most standard door types, making it a versatile choice for locksmiths and property managers. Because it matches existing UK mortices, it is an ideal replacement for outdated units. You will likely avoid the need for additional carpentry or spoiling the edge of the door, allowing for a clean and professional finish that looks as good as it performs.
Whether you are securing a timber door in a residential home or a heavy-duty commercial entry point, this Union Strongbolt model offers the perfect balance of strength, simplicity, and compliance. Its heritage of quality, combined with modern technical advancements, ensures that your security remains uncompromised. Reach out to our team at Doorfit today if you need further guidance on installation or compatibility.
Specification
| Manufacturer | Union |
|---|---|
| Dimensions | 109.6 (H) x 81 (D) |
| Guarantee | 10 Year |
| Lock Type | Mortice Sashlock |
| Lock Operation | Lever |
| Lock Backset | 57mm |
| Lock Centres | 57mm |
| Follower Size (mm) | 8 |
| Faceplate Width | 26mm |
| Environmental Suitability | All |
| Mechanism | Sashlock |
| Door Material Suitability | Wood |
| Max Door Thickness (mm) | 54 |
| Forend Finish | Chrome |
| Security Standards | BS3621:2007 |


