Lockwood 1426/6SC — Symphony 1420 Square Rose Double Oval Cylinder Escutcheon Kit (Satin Chrome)
Simple and versatile, this square brass rose kit delivers a clean, architectural look with concealed fixing. The 1426/6SC set provides double oval cylinder escutcheons (outside & inside) on the Symphony 1420 square rose system — solid brass construction, through-fix installation. The Symphony brass door furniture range is the result of decades of Lockwood design and manufacturing for commercial, institutional and industrial applications. Square Rose design registered in Australia/New Zealand.
 Key Features
- Double oval cylinder escutcheon kit (outside + inside) for 1420 Symphony square rose.
 - Concealed fixing for a clean, minimalist appearance.
 - Solid brass roses; robust commercial-grade build.
 - Through-fix kit optimised for Selector 3770 mortice locks; also suits Synergy 3570.
 - Designed for use with Lockwood 3770 Selector & 3570 Synergy Series mortice locks; compatible with 5260 tubular latches where applicable.
 - Part of the Symphony family trusted by Australian specifiers.
 
 Fire Rated
- Up to 4 hours on fire door assemblies when used with an appropriate fire-rated Lockwood mortice lock (AS1905.1).
 
 Specifications
- Item Code: 1426/6SC
 - Series / Rose: Symphony 1420 — Square Rose
 - Rose Size: 58 mm × 58 mm × 11.6 mm (approx.)
 - Function: Double Oval Cylinder Escutcheons (outside & inside)
 - Fixing: Through-fix (includes M4 stainless screws)
 - Materials: Solid brass rose construction
 - Finish: SC — Satin Chrome
 - Door Thickness: Typically 32–50 mm with 3770/3570 mortice locks; 33–50 mm with 5260 tubular latches
 - Compatibility: Lockwood Selector 3770 / Synergy 3570 mortice locks; Lockwood 5260 tubular latches
 - Durability: Symphony series lever sets tested to AS4145.2 Level D8 (500,000 cycles); SC finish neutral salt spray C10 (1000 hours)
 
 What's In The Box
- 1 × Outside Oval Cylinder Escutcheon (Square Rose)
 - 1 × Inside Oval Cylinder Escutcheon (Square Rose)
 - 2 × M4 × 64 mm stainless steel through-fix screws
 
 Suitable Uses
- Commercial, institutional and industrial projects requiring square-rose oval cylinder preparation.
 - Architectural interiors seeking concealed-fix hardware with a consistent Symphony/Lockwood aesthetic.
 
 Warranty
- Mechanical: 25-year mechanical warranty on Lockwood door furniture (conditions apply).
 - Finish: As per Lockwood’s finishes policy; routine cleaning required to maintain appearance (especially coastal environments).
 - Exclusions: Batteries/electronics not applicable to this product; cosmetic aging of natural brass finishes is not a defect.
 
 Download PDF Resources
| Lockwood 25-Year Mechanical Warranty (Conditions) | |
| Lockwood Symphony Series — Square & Round Rose | 
 Symphony Series Escutcheon Kits — Round (1220) & Square (1420) Rose
 Additional Information
- Symmetrical lever designs in the 1420 family can be handed on site via the removable stop screw; asymmetrical designs must be specified LH/RH.
 - SC finish (Satin Chrome) in the Symphony range meets high corrosion resistance benchmarks and is suitable for coastal environments with routine care.
 - Confirm door prep (oval cylinder profile) and mortice lock model before ordering.