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Transmission Line Stringing Tools
Created with Pixso. Large Diameter Galvanized 3-Sheave Nylon Belt Pulley Stringing Block with Customizable OEM Options for Power Transmission

Large Diameter Galvanized 3-Sheave Nylon Belt Pulley Stringing Block with Customizable OEM Options for Power Transmission

Brand Name: XINYA
Model Number: SH3Z
MOQ: 1set
Price: Negotiable
Delivery Time: 10-20 days
Payment Terms: L/C,T/T,Western Union
Detail Information
Place of Origin:
Jiangsu,China
Certification:
ISO
Selling Point:
Large Diameter
Wheel Diameter:
508/660/750/822/916/1040
Weight:
20-220kg
Application:
Power Line Construction
Material:
Steel
Product Name:
Large Diameter 3-Sheave Nylon Belt Pulley Stringing Block For Power Transmission
Standard:
International Standard
Surface Treatment:
Galvanized
Type:
Stringing Tools
Warranty:
1 Year
Packaging Details:
1000 sets per month
Highlight:

Large Diameter Nylon Belt Pulley

,

Customizable OEM Timing Stringing Pulley

,

Electrical Power Transmission Pulley

Product Description
Large Diameter 3-Sheave Nylon Belt Pulley Stringing Block for Power Transmission
Large Diameter 3-Sheave Nylon Belt Pulley Stringing Block
Customizable OEM Pulley for Electrical Power Transmission and Cable Stringing

Product Overview

The Large Diameter 3-Sheave Nylon Belt Pulley Stringing Block is a durable and high-performance device designed for overhead power line construction and cable stringing operations. Its three sheaves allow multiple conductors or ropes to be guided simultaneously, improving stringing efficiency and reducing conductor friction.

Constructed with high-quality nylon and precision steel bearings, this pulley block ensures smooth operation, long service life, and minimal maintenance. The large diameter design further enhances performance for heavy-duty applications. OEM customization options are available to meet specific project requirements.


Product Definition

A 3-sheave nylon pulley stringing block is a mechanical device used to guide and support conductors, ropes, or cables during stringing of transmission and distribution lines.

The nylon sheaves provide low-friction, lightweight, and durable operation, while the large diameter ensures smooth cable movement under high tension. Customizable OEM options allow adaptation to different cable sizes, load capacities, and project specifications.


Key Features
3-Sheave Design
Supports multiple conductors or ropes simultaneously, improving efficiency.
Large Diameter Pulley
Smooth cable guidance, reducing wear and friction.
High-Quality Nylon Sheaves
Lightweight, durable, and corrosion-resistant.
Robust Steel Frame
Ensures stability and long service life under heavy loads.
Customizable / OEM Options
Adaptable to different projects, cable sizes, and load requirements.
Easy Installation & Maintenance
Designed for quick setup on towers, poles, or crossarms.

Product Advantages
  • Improves Stringing Efficiency - Multiple sheaves allow simultaneous conductor guidance
  • Protects Conductors - Low-friction nylon reduces abrasion and surface damage
  • Durable & Lightweight - Nylon sheaves + steel frame for long-lasting performance
  • Flexible & Customizable - OEM options available for different project needs
  • Reliable Performance - Smooth operation ensures safe and controlled cable stringing

Application Areas
  • Overhead power line construction and maintenance
  • Transmission and distribution line projects
  • Fiber optic and telecom cable stringing
  • Utility and infrastructure projects
  • Railway and road power line installations

Technical Specifications
Item No. Model ACSR Size Range (mm²) Working Load (KN) Weight (kg) Material of Sheave
10102H SH3Z508 300-400 40 61 Central steel or Nylon sheave, Side sheave Aluminum lined with neoprene
10105H SH3ZL508 300-400 40 47 Central steel or Nylon sheave, Side sheave Aluminum lined with neoprene
10122H SH3ZL660 400-500 40 106 Central steel or Nylon sheave, Side sheave Aluminum lined with neoprene
10125H SH3ZLN660 400-500 40 92 Central steel or Nylon sheave, Side sheave Aluminum lined with neoprene
10146H SH3ZLN822 500-700 60 128 Central steel or Nylon sheave, Side sheave Aluminum lined with neoprene
10107H SH3Z508 300-400 40 43 Nylon, optional can be lined with neoprene
10127H SH3Z660 400-500 40 76 Nylon, optional can be lined with neoprene
10132H SH3Z750 500-600 60 98 Nylon, optional can be lined with neoprene
10142H SH3Z822 600-700 60 110 Nylon, optional can be lined with neoprene
10152H SH3Z916 700-800 75 126 Nylon, optional can be lined with neoprene
10166H SH3Z1040 800-900 105 200 Nylon, optional can be lined with neoprene
Large Diameter Galvanized 3-Sheave Nylon Belt Pulley Stringing Block with Customizable OEM Options for Power Transmission 0
Large Diameter Galvanized 3-Sheave Nylon Belt Pulley Stringing Block with Customizable OEM Options for Power Transmission 1