Viadana Wind Speed Ball Bearing Single Grooved Block with Universal Fixed or Swivel Attachment for Rope up to 8-12 mm

ID 1391229

$ 36.23

1-2 weeks delivery time

Diameter, mm:

Viadana Wind Speed Ball Bearing Single Block with Becket combines a universal attachment that can be configured as fixed or swivel with a reinforced black nylon and stainless steel construction. Designed for sailing and rigging systems, the range is available for ropes up to 8, 10 and 12 mm with 34, 45 and 56 mm sheaves, breaking loads from 800 to 1450 kg and working loads from 300 to 580 kg. Corresponding Viadana articles are 89.54, 90.54 and 91.52.

Description
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Viadana Wind Speed Ball Bearing Single Block with Becket and Universal Fixed or Swivel Attachment for Rope up to 8-12 mm, 34-56 mm Sheaves - Osculati 55.071.08 / 55.071.10 / 55.071.12

Viadana Wind Speed Ball Bearing Single Block with Becket is designed for sailing and marine rigging systems requiring a versatile single-sheave block with an additional becket attachment point. The universal head can be configured for fixed or swivel installation, allowing the block to be adapted to different deck and rigging arrangements.

The block combines reinforced black nylon with stainless steel components for a strong yet compact marine construction. Its sheave runs on ball bearings to provide smooth rope movement and efficient operation during repeated trimming and control-line adjustments. The integrated becket provides an additional attachment point for creating multi-part rope systems.

The range includes three sizes for ropes up to 8, 10 and 12 mm. Corresponding sheave diameters are 34, 45 and 56 mm, with breaking loads ranging from 800 to 1450 kg and working loads from 300 to 580 kg. Viadana articles 89.54, 90.54 and 91.52 correspond to Osculati codes 55.071.08, 55.071.10 and 55.071.12 respectively.

Product Features

Brand: Viadana
Series: Wind Speed
Product type: Single ball bearing block with becket
Attachment: Universal fixed or swivel configuration
Configuration: Single sheave with becket
Body: Reinforced black nylon
Metal components: Stainless steel
Bearing type: Ball bearings
Available rope capacities: Up to 8, 10 or 12 mm
Available sheave diameters: 34, 45 or 56 mm
Breaking load range: 800-1450 kg
Working load range: 300-580 kg

Available Variants

Max. Rope Diameter	Sheave Diameter	Breaking Load	Working Load	Viadana Article	Osculati Code	FNI Product Number
8 mm	34 mm	800 kg	300 kg	89.54	55.071.08	7878027
10 mm	45 mm	950 kg	370 kg	90.54	55.071.10	7878028
12 mm	56 mm	1450 kg	580 kg	91.52	55.071.12	7878029