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PAR2277076PB
Union 2277 3 Lever Sashlock 76mm Polished Brass
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Union 2277 76MM P.Brass 3 Lever Sash Door Lock 2K
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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£34.40
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£28.67
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Description
Union 2277 3 Lever Sashlock 76mm Polished Brass
Securing your property requires hardware that combines traditional craftsmanship with modern engineering standards. The Union 2277 3 Lever Sashlock 76mm Polished Brass represents a pinnacle of reliable door furniture designed to provide peace of mind for both residential and commercial settings. This robust mortice lock offers a seamless blend of aesthetic appeal and mechanical integrity, ensuring that your doors remain securely fastened while maintaining a sophisticated appearance.
When selecting door hardware, the internal mechanism is just as important as the external finish. This item is built to withstand the rigours of daily use, offering smooth operation that stands the test of time. Whether you are upgrading an existing doorway or installing new timber doors, this unit provides the necessary stability and security features expected from a brand with a reputation for excellence.
Understanding the Mechanical Physics of Security
At the heart of this hardware lies a sophisticated arrangement of levers and springs that govern the movement of the deadbolt and latch. When you insert the key, the bitted profile interacts with the internal levers, lifting them to the exact height required to clear the bolt stump. This precision movement is a testament to the high quality manufacturing processes involved in the creation of the lock.
The structural materials, specifically the brass deadbolt and latch bolt, are engineered to resist significant mechanical stress. The inclusion of hardened steel rollers within the deadbolt is a critical design choice, as these rollers provide a point of rotation that makes it extremely difficult for saws to gain purchase. This effectively mitigates the risk of forced entry through cutting, ensuring that the integrity of the door remains uncompromised even under duress.
Operational Workflow and User Experience
The interaction between the user and this lock is designed to be intuitive and fluid. When approaching the door from the outside, the user inserts the nickel plated key into the cylinder. As the key rotates, the internal mechanism engages, retracting the deadbolt with a satisfying, tactile click that confirms the door is unlocked. This smooth transition reduces the wear and tear on the internal components, extending the overall lifespan of the product.
From the inside, the experience is equally refined. The lever handle operates the latch bolt with minimal resistance, allowing for effortless egress. The 8mm square follower is precisely machined to ensure a snug fit with the lever handle, preventing the unsightly wobble or loose feel often found in inferior hardware. The reversible nature of the latch bolt adds another layer of convenience, allowing the unit to be installed on doors hinged on either the left or the right side without requiring complex modifications.
Ergonomic Considerations and Safety Compliance
Security hardware should never be a source of frustration or physical strain. The design of this model focuses on ergonomic efficiency, ensuring that the force required to operate the handle or the key is well within the capabilities of all users. By reducing the physical effort needed to secure or open a door, this lock contributes to a safer environment where users are not fighting against stiff or poorly aligned mechanisms.
In a commercial or busy residential setting, the reliability of your door furniture is a matter of safety compliance. A lock that fails to retract the bolt smoothly in an emergency can be a significant hazard. Because this unit is CE marked, it meets stringent standards for performance and safety. You can rest assured that your investment adheres to the rigorous requirements necessary for modern building regulations, providing a safe and secure exit route when required.
The Business Case for Premium Hardware
Investing in quality door furniture is a strategic decision that offers clear financial benefits over the long term. While cheaper alternatives may appear attractive at the point of purchase, they often fail under the pressure of constant use. This leads to frequent replacement cycles, increased maintenance costs, and the potential for security breaches that far outweigh the initial savings.
By choosing this durable brass sashlock, you are opting for a product backed by a 10-year guarantee. This assurance reflects the confidence in the materials and the assembly process. Over the life of the product, the reduced need for repairs and the protection afforded to your assets create a compelling return on investment. Furthermore, the aesthetic consistency of the polished brass finish enhances the overall value of the property, adding a touch of class that is immediately noticeable to visitors and occupants alike.
Expert Tip: If you are unsure whether this specific mortice lock matches your existing door frame dimensions or lock pocket requirements, please contact our friendly team today for professional guidance.
Key Features and Specifications
The design of this unit takes into account the diverse needs of door installation. It is specifically built for timber doors, which remain the standard for both aesthetic warmth and structural versatility in British homes. The following features highlight the comprehensive nature of this lock.
- The brass deadbolt features hardened steel rollers to prevent cutting attempts and enhance security.
- A reversible latch bolt allows for versatile installation on both left and right handed doors.
- The unit is pierced to accept bolt through furniture, which provides a much more secure fixing than traditional screw fixings.
- The 12.5mm bolt throw ensures deep engagement with the striking plate for maximum stability.
- Supplied with two steel nickel plated keys, this lock offers a complete solution ready for immediate installation.
- The case is finished with a silver powder coat to prevent internal corrosion and ensure smooth operation over many years.
- This model is suitable for use on timber doors up to 54mm thick, covering the vast majority of standard internal and external door profiles.
Technical Specifications
| Feature | Specification |
|---|---|
| Case Size | 77.5mm (3 inches) |
| Backset | 57mm |
| Centres | 57mm |
| Faceplate Dimensions | 152.5mm x 25.5mm |
| Case Height | 108mm |
| Material | Polished Brass Finish |
| Bolt Type | Brass with Hardened Steel Rollers |
| Guarantee | 10 Years |
Maximising Longevity and Maintenance
To ensure that the Union 2277 3 Lever Sashlock 76mm Polished Brass continues to perform at its peak, occasional maintenance is recommended. While the internal mechanism is designed to be largely maintenance free, a light application of a high quality, non-residue lubricant can keep the levers moving smoothly. Avoid using heavy oils or greases, as these can attract dust and debris that may eventually impede the internal action.
Periodically checking that the striking plate is aligned correctly with the latch bolt will prevent unnecessary friction. If you notice any resistance when closing the door, a minor adjustment to the position of the striking plate is often all that is required. By taking these small steps, you protect your investment and ensure that the hardware continues to function with the same precision it exhibited on the day of installation.
As a final note, the aesthetic finish of the polished brass requires minimal care. Simply wiping the surface with a soft, dry cloth is sufficient to maintain its lustre and prevent the buildup of fingerprints or moisture. Avoid using abrasive cleaning agents, as these can strip the protective coating and lead to premature tarnishing. With minimal attention, this lock will provide decades of faithful service.
Should you require further assistance or have specific questions about your installation, our team is always on hand to help. Choosing the right lock is a vital step in securing your space, and we are proud to offer this high quality solution to our customers.
Specification
| Manufacturer | Union |
|---|---|
| Dimensions | 108 (H) x 77.5 (D) |
| Guarantee | 10 Year |
| Lock Type | Mortice Sashlock |
| Lock Operation | Lever |
| Lock Backset | 57mm |
| Lock Centres | 57mm |
| Follower Size (mm) | 8 |
| Faceplate Width | 25.5mm |
| Environmental Suitability | Interior |
| Mechanism | Sashlock |
| Door Material Suitability | Wood |
| Max Door Thickness (mm) | 54 |
| Forend Finish | Polished Brass |