Barton Series 0 (20mm) Blocks

£16.95 - £67.95

A strong, lightweight range of blocks for use on dinghies and dayboats or as lead blocks on larger craft.

Plain Bearing Blocks
Barton plain bearing blocks have a precision moulded acetal sheave running on a large diameter brass bearing, ensuring free running under the highest of loads.

Ball Bearing Blocks
With Barton’s unique super-low friction ball race systems, featuring acetal sheaves and delrin ball bearings, running on a large diameter centre boss. This allows Barton to fit more load-bearing balls, which ensure extremely low friction performance, even under high loads.

Available Heads and Shackles

Swivel
Fully swivelling head with removable shackle

Fixed Eye
With a plain attachment eye

Becket
All the appropriate blocks are available with or without becket

Specifications

  • Sheave Size: 20mm x 8mm (25/32 x 5/16″)
  • Max Rope Diameter: 5mm (3/16″)
  • Safe Working Load: 275kg (606lbs)
  • Break Load: 550kg (1210lbs)
  • Max Rolling Load (Ball Bearing Blocks): 130kg (286lbs)

Break Loads
Where break and safe working loads are stated, it is assumed that all sheaves are evenly loaded as in a purchase tackle. Uneven loading, or loading of one sheave in a double or triple block, will severely affect strength quoted. If unsure, please seek further assistance.

Maximum rolling load on ball bearing blocks is the maximum free running load before ball bearings will distort.

Part Number
Size / Colour
Port Solent
Warehouse
99543242
Double Fixed Eye / Plain Sheave
2
0
99543426
Double Fixed Eye / Ball Bearing Sheave
0
0
99543259
Double Fixed Eye + Becket / Plain Sheave
1
0
99543266
Double Swivel / Plain Sheave
2
2
99543273
Double Swivel + Becket / Plain Sheave
0
0
99543280
Triple Fixed Eye / Plain Sheave
2
0
99543464
Triple Fixed Eye / Ball Bearing Sheave
1
1
99543297
Triple Fixed Eye + Becket / Plain Sheave
1
0
99543471
Triple Fixed Eye + Becket / Ball Bearing Sheave
2
0
99543303
Triple Swivel / Plain Sheave
2
0
99543310
Triple Swivel + Becket / Plain Sheave
2
0
99543334
Triple Swivel + Becket + Cam / Plain Sheave
2
2