Smiths Locks Universal 4 Pin Cylinder Key Blank – Pack of 10

Durable, Nickel-Plated Steel Key Blanks for 4-Pin Cylinder Lock Systems

Product Overview

The Smiths Locks Universal 4 Pin Cylinder Key Blank – Pack of 10 is a trusted and high-quality solution for locksmiths, hardware retailers, and property professionals who work with 4-pin cylinder locking systems. Built from robust steel and coated in a nickel-plated finish, these key blanks provide long-term resistance to wear and corrosion, as well as consistent machinability.

Ideal for both residential and light commercial use, this universal key blank features broad compatibility with a range of international key profiles. The 4-pin configuration supports older or simpler lock types, making it a reliable choice for replacement keys, duplicate sets, and stock replenishment for cutting stations.

Key Features

• 4-Pin Cylinder Compatibility: Designed specifically for use with standard 4-pin cylinder lock mechanisms, commonly found in household and light-duty applications.

• Nickel-Plated Steel Construction: Engineered from high-quality steel for strength and durability, with a corrosion-resistant nickel finish for smooth keyway operation and extended lifespan.

• Cutting Precision: Crafted to exact standards for clean, consistent cuts using all major key duplication machines.

• Multi-Brand Cross Compatibility: Designed to match an extensive list of cross-reference codes, making this blank exceptionally versatile.

• Professional Bulk Pack: Includes 10 identical uncut blanks—perfect for locksmith shops, facility managers, and hardware stores.

Boxed Dimensions & Weight

• Width: 9.5 cm

• Height: 15.5 cm

• Depth: 0.5 cm

• Weight: 100 grams

Compact packaging supports easy stocking, organizing, and handling—whether in a mobile locksmith van, back office, or store display.

Cross-Reference Compatibility

This key blank corresponds with multiple leading key profiles used in the UK and internationally. Reference these codes for quick matching:

• Errebi: U4D

• Silca: UL052, ULO52

• JMA: U-4D

• HD: UL062, NS9CS, PSNS9CS, SN9CS

• HD Hook: H0156, XH230

• KL (Keyline): UN4D

• DL: NS9CS

• Orion: UNL4

• Ilco: WA91W

• CEA: UN2

• Curtis: WMS-1

• Mister Minit: 392

• SKS: 207C

• RST: W266

• C Birch Hook: 5845

• Keyprint Hook: H134K

This wide compatibility list makes the Smiths Locks Universal 4 Pin blank a go-to product for servicing a range of systems and clients with varying needs.

Common Applications

• Locksmith Workshops: Keep a reliable stock for key duplications involving 4-pin cylinders—common in older lock systems.

• Property Management: Replace or duplicate keys for residential properties, mailboxes, internal office doors, and padlocks.

• DIY Hardware Retail: Offer high-quality blanks for in-store key duplication stations.

• Facilities Maintenance: Quickly generate replacement keys for light-duty locks across campuses, schools, and offices.

• Security Installers: Equip field technicians with universal blanks for simple, compatible lock installations and replacements.

Frequently Asked Questions (FAQ)

Q: What does “4-pin” mean in key blanks?
A: It refers to the number of pin tumblers inside the lock cylinder the key operates. This blank is specifically designed for locks with four pins, which are typically used in lower-security applications.

Q: Are these key blanks pre-cut?
A: No. These are uncut blanks and require duplication using a key cutting machine.

Q: What materials are used in these blanks?
A: The blanks are made from steel with a nickel-plated finish, providing a strong core and a smooth, corrosion-resistant surface.

Q: Are they compatible with all key cutting machines?
A: Yes. These blanks are suitable for most commercial and residential key cutting machines, including both manual and automatic models.

Q: Are these suitable for high-security or restricted key systems?
A: No. These are designed for standard, non-restricted 4-pin cylinders. For high-security locks, always use the manufacturer’s designated blank.

Customer Reviews

Paul M. – Locksmith, Birmingham
"Reliable quality and easy to cut. I use these regularly for older property locks and small padlocks. Excellent compatibility with our Silca machine."

Rachel D. – Retail Key Cutter
"These blanks are part of our core offering. Good value in a 10-pack and durable enough for multiple key cuts without chipping or deforming."

Mohamed I. – Property Manager
"We maintain hundreds of units, many of which still use 4-pin locks. These blanks have worked across different brands without any issue."

Louise K. – DIY Enthusiast
"Great for simple key replacement projects. I used one of these for an old patio door lock—perfect match and easy to cut at my local shop."

Conclusion

The Smiths Locks Universal 4 Pin Cylinder Key Blank – Pack of 10 offers locksmiths, retailers, and property professionals a reliable, cost-effective, and versatile solution for servicing older or lighter-duty locking systems. Precision-made from nickel-plated steel and compatible with a broad range of lock profiles, these blanks provide consistent cutting and dependable performance.

Whether you're duplicating a set of keys for a residential property or maintaining a locksmith workshop, these blanks deliver the quality and compatibility you can count on.

Smiths Locks – Trusted Tools for Everyday Security.