SHSQN660 Large-Diameter 3-Wheel Nylon Stringing Pulley Block | Heavy-Duty Cable & Fiber Optic Guide Roller
Product Overview
The SHSQN660 Large-Diameter 3-Wheel Nylon Stringing Pulley Block is a durable and efficient tool designed for guiding fiber optic cables, OPGW, ADSS, and other overhead conductors during installation. Its three large nylon wheels provide smooth cable feeding, minimize friction, and protect cables from bending or damage. Constructed with high-strength steel and corrosion-resistant components, this pulley block ensures stability and reliability for long-distance stringing operations.
Product Definition
A stringing pulley block is a guiding roller used in overhead cable installation. The SHSQN660 model features three nylon wheels arranged for optimal load distribution, making it suitable for large-diameter cables and high-tension line construction.
Key Features
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Three Large Nylon Wheels – Reduces friction and prevents cable damage.
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660mm Wheel Diameter – Supports large cables and long-distance stringing.
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Durable Steel Frame – Provides strength, stability, and corrosion resistance.
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Low-Friction Bearings – Ensures smooth cable movement under high tension.
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Versatile Mounting Options – Compatible with hooks, clevises, or custom fittings.
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Heavy-Duty Construction – Suitable for power lines, fiber optic lines, and telecom projects.
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Anti-Drop Side Plates – Keeps cables securely in groove during operation.
Product Advantages
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Protects cables from bending, flattening, or surface damage.
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Improves installation efficiency with smooth and reliable wheel rotation.
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Highly stable and durable for repeated and long-distance stringing.
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Customizable configurations for wheel material, mounting type, and groove size.
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Ideal for both industrial and field applications, including telecom, power, and utility projects.
Applications
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OPGW fiber optic cable installation
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ADSS and other overhead fiber optic cable stringing
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Overhead power line construction
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Utility and telecom line deployment
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Long-distance cable guiding and tensioning
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Workshop and on-site installation operations
Technical Data
| Model | Number of wheel | Rated load(KN) | Weight(kg) | Features |
| SHD660 | 1 | 20 | 30 | Rubber lined aluminous sheave |
| SHS660 | 3 | 40 | 106 | Middle:cast steel sheave conductor:cementation aluminous sheave |
| SHW660 | 5 | 60 | 150 |
| SHDN660 | 1 | 20 | 24 | MC nylon sheave |
| SHSLN660 | 3 | 40 | 92 | Middle:MC nylon sheave conductor:cementation aluminous sheave |
| SHWLN660 | 5 | 60 | 120 |
| SHSQN660 | 3 | 40 | 76 | MC nylon sheave |
| SHWQN660 | 5 | 60 | 110 |
| SHQZ660 | 7 | 80 | 268 | Middle:cast steel sheave Conductor:cementation aluminous wheel |
| SHQ660A | 7 | 80 | 190 | Middle:cast steel sheave Conductor:MC nylon wheel |
Note:
1.Maximum suitable conductor ACSR500
2.Block dimension (outside diameter *root diameter*sheave width)Φ660*Φ560*100mm
FAQ
Q1: Can this 3-wheel pulley block be used for fiber optic cables?
Yes, it is specifically designed to guide delicate fiber optic and OPGW cables safely.
Q2: Are the nylon wheels replaceable?
Yes. Replacement wheels are available and can be supplied separately.
Q3: Can the pulley block be used for high-tension stringing?
Absolutely. The robust frame and smooth bearings allow safe operation under high tension.
Q4: Can it be customized for different mounting options?
Yes. We provide hook, clevis, or custom fittings according to your project requirements.
Q5: Is it suitable for long-distance cable stringing?
Yes. The large-diameter wheels and 3-wheel design ensure minimal cable friction and reliable performance for long spans.
Product Tags:
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SHSQN660 Large-Diameter 3-Wheel Nylon Stringing Pulley Block for Heavy-Duty Cable and Fiber Optic Guide Images
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