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Barton T02230 – Tuphblox Double Swivel Block 35mm, Plain Bearing, 2x Ø35mm Sheaves, Max Rope 12mm
The Barton T02230 TUPHblox Double Swivel Block features two 35 mm sheaves in a compact and efficient configuration, designed to improve load distribution and mechanical performance. The swivel head allows full rotation under load, ensuring optimal alignment in dynamic rigging systems.
Constructed from Tufnol phenolic resin laminate with cotton reinforcement, this block provides excellent strength, durability, and resistance to environmental conditions. Combined with 316 stainless steel bindings and brass bearings, it ensures smooth and reliable operation under sustained loads in marine and industrial applications.
Key Features
- Double sheave block for improved mechanical advantage
- Swivel head for optimal alignment under load
- Tufnol construction – strong, lightweight, and non-conductive
- 316 stainless steel bindings for corrosion resistance
- Brass bearing system for smooth and consistent operation
- Suitable for rope systems and compatible with wire applications
Technical Specifications
Part Number T02230 Block Type Double Swivel Series TUPHblox (Tufnol Blocks) Sheave Diameter 2 × 35 mm (1 3/8") Bearing Type Plain Bearing (Brass) Number of Sheaves Double Max Rope Diameter 12 mm (1/2") Safe Working Load (SWL) 370 kg (815 lbs) Break Load 740 kg (1630 lbs) Weight 126 g Materials Tufnol (phenolic laminate), 316 stainless steel, brass
Applications
- Dynamic control and trimming systems
- Purchase systems with changing load direction
- Classic and heritage yacht rigging
- Industrial and non-conductive environments
The Barton TUPHblox range combines traditional materials with modern engineering, delivering reliable strength, smooth operation, and long-term durability in marine and industrial applications.
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