Delivering to

Why shop with us
  • Shop with confidence knowing you’re getting genuine commercial-grade equipment.
  • Save more with our unbeatable prices and exclusive deals.
  • Rely on experts for fast, friendly support; experts in front of house, back of house and everything in between.
Additional Question? Ask an Expert
$31.98

Delivery to:

Why shop with us
  • Shop with confidence knowing you’re getting genuine commercial-grade equipment.
  • Save more with our unbeatable prices and exclusive deals.
  • Rely on experts for fast, friendly support; experts in front of house, back of house and everything in between.
Additional Question? Ask an Expert

AllPoints Z8779 5/16 Inch Sprocket Idle 11 Tooth Black Steel with Allen Set Screw

Other  |  MFG #: Z8779  |  Item #: 1179655
Item: #1179655

Technical details
Manufacturer Star Mfg
Model Number Z8779
Manufacturer Part # Z8779
Height 0.55"
Width 0.85"
Depth 0.85"
Weight 0.04 lbs
Hazardous False
Country of Origin United States
Product Type OEM

About this item

Product Details

The Star Mfg Z8779 Sprocket Idle 25b11t X 5/16" is a precision-engineered steel sprocket designed for reliable performance in industrial and machinery applications. Manufactured by Star Mfg, this OEM component features a black finish with a 5/16" (8 mm) inner diameter, making it suitable for high-stress mechanical systems requiring durable, corrosion-resistant parts. Its Type 11 tooth profile ensures smooth engagement and operation under moderate workloads, fitting seamlessly into chain drives or timing systems where precise gear alignment is critical. The 9/16" (14 mm) depth provides optimal tooth engagement, contributing to extended service life and consistent torque transmission. This sprocket is tailored for technical applications demanding exact dimensional accuracy and robust material integrity, such as conveyor systems or manufacturing machinery components.

Top AllPoints Z8779 Features

This steel sprocket offers high durability with a corrosion-resistant black finish, designed for use in demanding industrial environments. Its precise 5/16" inner diameter and Type 11 tooth profile facilitate efficient power transfer and easy integration into chain-driven machinery. The inclusion of an Allen set screw simplifies installation and maintenance, supporting quick adjustments. Engineered for long-term operation, the 9/16" depth enhances engagement stability, ideal for moderate-duty applications in manufacturing or conveyor systems. The component’s compact design eases replacement processes, reducing downtime and ensuring smooth workflow continuity.

  • Functionality: Ensures smooth, reliable chain engagement
  • Durability: Made from high-grade steel with corrosion-resistant finish
  • Ease of Maintenance: Includes Allen set screw for quick adjustments
  • Application Fit: Compatible with 25b11t chain systems
  • Workflow Efficiency: Facilitates quick replacement, minimizing downtime

Ideal for machinery repair, conveyor systems, and other industrial applications requiring precise part replacement.

Star Mfg Z8779 Technical Specs

This OEM sprocket from Star Mfg measures 0.85" wide, 0.85" deep, and 0.55" in height, with a shipping weight of just 0.04 lbs. Constructed from durable steel and finished in black, it is designed for longevity and resistance to environmental factors. The sprocket features a 5/16" (8 mm) inner diameter and a 9/16" (14 mm) tooth depth, with a Type 11 tooth profile optimized for moderate-duty chain systems. It does not possess hazardous materials and is compatible with equipment operating within a wide temperature range, ensuring reliable performance in various industrial settings. Delivered typically within 4-8 business days, this part includes an Allen set screw for straightforward installation, requiring no special tools or disassembly procedures. Its compact, OEM design is ideal for precise machinery integrations requiring OEM replacement parts.

  • Electrical Compatibility: Not applicable
  • Construction & Finish: Steel with black corrosion-resistant coating
  • Dimensions: 0.85" W x 0.85" D x 0.55" H
  • Weight: 0.04 lbs (product only)
  • Material & Surface: High-grade steel with corrosion-resistant black finish
  • Temperature Range: Suitable for standard industrial operating temperatures
  • Cleaning & Maintenance: Maintenance-free, replaceable via installed Allen screw
  • Included Accessories: Allen set screw
  • Assembly Required: Yes—installation with Allen key included
  • Application Scenario: Chain drive replacements in conveyor or machinery setups

What is a commercial sprocket?

A commercial sprocket is a precision-machined gear component used in chain-driven systems to transmit torque and motion. Typically made from durable steel, these sprockets feature specific tooth profiles and dimensions to ensure compatibility with various chain types and machine configurations. The Star Mfg Z8779 Sprocket Idle 25b11t X 5/16" is designed for moderate-duty applications, such as conveyor systems and industrial machinery, where reliable performance and ease of maintenance are critical. Installed in equipment like manufacturing lines or material handling systems, it provides consistent operation and long service life, essential for optimizing high-volume workflows in industrial environments.

Top industrial sprockets for manufacturing and conveyor systems

Reliable industrial sprockets like the Star Mfg Z8779 provide robust function and long-lasting durability for moderate workloads in conveyor and machinery setups. Built with precision steel construction, they support efficient power transmission and simplified maintenance in manufacturing or material handling facilities, making them suitable for high-volume operations requiring dependable component replacement.

  • Operation Type — suited for conveyor and drive systems
  • Kitchen Type — applicable for compact industrial equipment
  • Foodservice Category — optimal for factory assembly lines
  • Workload Qualifier — supporting moderate throughput tasks
  • Use Case — chain system replacements in production lines

Why Choose AllPoints Z8779

The AllPoints Z8779 sprocket integrates premium steel construction with precise dimensional standards, delivering reliable performance in industrial machinery. Its corrosion-resistant coating extends component lifespan, and the inclusion of an Allen set screw facilitates fast, secure installation. Compared to generic alternatives, this OEM-grade part ensures compatibility, reducing downtime and maintenance costs while supporting consistent workflow efficiency in high-utilization environments.

  • Compact footprint for space-constrained machinery
  • Enhanced durability through high-grade steel build
  • Corrosion-resistant finish improves longevity
  • OEM part ensures precise fitment and performance
  • Designed for straightforward installation and quick maintenance

Customer reviews

Star Mfg Z8779 Sprocket Idle 25b11t X 5/16"
AllPoints Other

AllPoints Z8779 5/16 Inch Sprocket Idle 11 Tooth Black Steel with Allen Set Screw

$31.98

Star Mfg Z8779 Color Black, Material Steel, Inner Diameter 5/16", 8 Mm, Includes Allen Set Screw, Type 11 Tooth, Depth 9/16", 14 Mm