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Description du produit
The Crosby F-453 Western Try Net Block is a heavy-duty marine block engineered for commercial fishing and trawling operations where reliable rope and wire handling under sustained load is essential. Rated at 5 Ton, the F-453 is built to handle the demanding pull forces generated during try net deployment and retrieval, as well as general trawling and marine rigging applications requiring a robust single-sheave block. The 6 in sheave outside diameter provides an appropriate bend radius for the wire rope and synthetic lines commonly used in commercial fishing gear.
The F-453 features a self-lubricating bronze bushing bearing, which is a key design advantage in marine environments where regular maintenance access is limited or impractical. The bronze bushing material offers natural corrosion resistance and reduces friction during sheave rotation without requiring frequent greasing, contributing to lower maintenance demands and extended service intervals in wet and saltwater conditions. This bearing type is well suited to the continuous cycling loads experienced during net setting and hauling operations.
The Western try net block configuration is specifically designed for use in try net fishing systems, where a smaller test net is deployed ahead of the main trawl to sample catch density and composition. The F-453 is part of the Crosby Group's established line of marine blocks and rigging hardware, recognized across the commercial fishing, offshore, and marine industries for consistent quality and load-rated performance. Its construction is intended to withstand the corrosive and high-cycle demands of regular marine service.
Material: Forged steel body Self-lubricating bronze bushing bearing Steel sheave
Compatible With: Wire rope and synthetic lines appropriate for 6 in sheave diameter Standard trawling and try net rigging hardware Marine lifting and rigging assemblies rated to 5 Ton or greater
Uses: Try net deployment and retrieval in commercial trawling operations General trawling and marine rigging block applications Wire rope and synthetic line handling under sustained load Offshore and coastal commercial fishing operations Marine lifting and load handling where a 5 Ton single-sheave block is required
Key Features: 5 Ton rated capacity 6 in sheave outside diameter Self-lubricating bronze bushing bearing Reduced maintenance requirement in marine environments Crosby F-453 series Western try net block configuration Suitable for wire rope and synthetic line Built for commercial fishing and trawling service
| Specification | Value |
|---|---|
| Sheave Outside Diameter | 6in |
| Bearings | Self-Lubricating Bronze Bushing |
| Load Capacity | 5ton |
| Series | F-453 |