Briton 5430.60.R.SS | Bathroom Lock 60mm Backset - Radius Forend (5430)
Finishes: SS Stainless Steel
The Briton 5430.60.R.SS bathroom lock with a 60mm backset and radius forend is a dependable, high-quality mortice sash lock designed for modern privacy needs. Made by Briton (part of Allegion), this 60mm backset lock features a satin stainless steel finish for long-lasting corrosion resistance. Perfect for bathroom doors and other privacy spaces, the lock operates smoothly with a latch retracted by lever handles and a secure 10mm throw deadbolt controlled by a thumb turn inside and an emergency release outside. Its radius forend design simplifies door preparation, while the quick-reversible latch makes on-site handling easy. Built to DIN standards with 78mm centres, it fits standard installations and can be used on fire-rated doors when fitted with suitable intumescent protection.
- Additional Product Details
Bathroom Lock 60mm Backset - Radius Forend.
- Latch retracted by lever handles
- 10mm throw deadbolt operated by thumb turn & emergency release (8mm turn follower)
- Bathroom deadlock has no latch or lever follower - thumb turn-only operation
- The cylinder latch function enables the cylinder to withdraw the deadbolt on the first turn and the latch on the second turn of the cylinder
- 60mm backset
- Radiused & Square forends
- Available with a satin stainless steel forend with a matching strike plate
- 5-year guarantee
IMPORTANT - For fire door installations, the lock must include intumescent protection to maintain the door's integrity.The Briton 5400 Series is a contract-quality Euro-profile cylinder mortice lock case offering the most common range of functions—performance Level 4.
Briton Fire Door Closers | Briton Exit Devices | Briton Locks
Relcross Limited (trading as) Door Hardware Online | Hambleton Avenue | DEVIZES | Wiltshire | SN10 2RT | United Kingdom | T: ++ 44 (0) 1380 720 062 | F: ++ 44 (0) 1380 729 888 | E: britonsales@doorhardware-online.co.uk
- Certification
EN 12209: 2003/AC:2005
UKCA | CE | Certifire | 90 Mins Timber | 240 Mins Steel | Warranty: 5 Years (Mechanical)
Certificates, including DoPs downloadable here
- Resources | Downloads





