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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 R143RA 5.65 Inch OEM O Ring Silicone or Viton for Industrial Use

Other  |  MFG #: R143RA  |  Item #: 1439910
Item: #1439910

Technical details
Manufacturer AM Manufacturing,
Model Number R143RA
Manufacturer Part # R143RA
Height 0.3"
Width 5.65"
Depth 5.8"
Weight 0.04 lbs
Hazardous False
Product Type OEM

About this item

Product Details

The AM Manufacturing R143RA O Ring is a precision-engineered sealing component designed for industrial applications requiring reliable fluid containment. Manufactured by AM Manufacturing, this OEM-grade O Ring features a diameter of 5.65 inches, a thickness of 0.3 inches, and a weight of 0.04 lbs, suitable for high-stress environments in machinery, hydraulic systems, and automation equipment. Its material composition ensures exceptional chemical resistance and durability, addressing common sealing challenges across multiple sectors and niche commercial operations. The R143RA O Ring serves as a critical seal in high-temperature and high-pressure conditions, providing a robust barrier against leaks and contamination in demanding industrial workflows.

Top AllPoints R143RA Features

The R143RA O Ring from AllPoints is tailored for commercial machine maintenance, offering superior chemical and heat resistance with silicone or Viton options. Its precise dimensions facilitate quick installation in hydraulic and pneumatic systems, while its durable construction withstands repeated compression cycles. Designed for ease of replacement and minimal downtime, this O Ring ensures continuous operational integrity in demanding environments. It is ideal for precision sealing in manufacturing, automation, and fluid control systems, improving workflow efficiency and longevity of equipment.

  • Precise 5.65-inch diameter for reliable sealing
  • Constructed from durable silicone or Viton for chemical resistance
  • Resists high temperatures up to 400°F for extended use
  • Easy to install in hydraulic and pneumatic assemblies
  • Designed for repetitive compression with minimal wear

Suitable for replacement in hydraulic cylinders, automation equipment, and high-pressure valves.

AM Manufacturing R143RA Technical Specs

The R143RA O Ring by AM Manufacturing features a 5.65-inch width, 5.8-inch depth, and a height of 0.3 inches, constructed from resilient elastomeric materials capable of withstanding operating temperatures up to 400°F. The seal's weight is approximately 0.04 lbs, making it suitable for easy handling and installation. Designed as an OEM component, it offers excellent resistance to chemicals, heat, and compression set, ensuring long-term sealing performance in high-demand industrial environments. The O Ring's compatible applications extend to hydraulic systems, pneumatic controls, and fluid handling equipment, providing consistent sealing integrity under dynamic operational conditions.

  • Size Compatibility: 5.65" diameter, 0.3" thickness for standard applications
  • Material: Silicone or Viton for chemical and temperature resistance
  • Temperature Range: Up to 400°F for high-temperature performance
  • Construction: OEM-grade elastomeric material with durable compression set
  • Application: Suitable for hydraulic cylinders, pneumatic systems, and fluid control

What is a commercial OEM O Ring ?

A commercial OEM O Ring is a precision sealing component designed for industrial machinery, hydraulic, and pneumatic systems, ensuring leak-proof operation under high pressures and temperatures. The R143RA model from AM Manufacturing is a standard OEM seal with dimensions of 5.65 inches in diameter and 0.3 inches thick, made from elastomeric compounds such as silicone or Viton for enhanced chemical and thermal resistance. It is installed in high-demand environments like manufacturing plants, automation systems, or fluid handling equipment, making it ideal for applications requiring reliable and long-lasting seals in various industrial workflows.

Top OEM O Rings for industrial process applications

Designed for moderate to high-demand environments, OEM seals like AM Manufacturing R143RA offer dependable sealing for hydraulic and pneumatic systems in industrial settings. Crafted for precise fit, these seals ensure consistent performance in automation, manufacturing, and fluid management workflows. Manufactured by AllPoints, the R143RA is ideal for use in medium-volume machinery with reliable operation and longevity.

  • Operation type — suitable for fluid control and hydraulic systems
  • Workload qualifier — mid-volume manufacturing processes
  • Application — standardized sealing in machinery and automation
  • Installation environment — industrial equipment requiring durable seals
  • Maintenance — quick replacement minimizes downtime in workflows

Why Choose AllPoints R143RA O Ring ?

AllPoints R143RA O Ring stands out among OEM sealing components with its precisely engineered dimensions, high-performance elastomer materials, and robust resistance to chemicals and temperatures. Its compact, lightweight design allows quick installation and reliable long-term sealing in demanding industrial applications. Unlike standard seals, this model offers enhanced durability, making it especially suitable for high-stress machinery and automation workflows that demand consistent performance without frequent replacements.

  • Self-contained design simplifies installation and maintenance
  • Constructed from premium elastomers for superior chemical resistance
  • Designed for stable sealing at operating temperatures up to 400°F
  • Compact footprint optimizes space in equipment assembly
  • Factory-direct OEM quality enhances operational efficiency

Customer reviews

AM Manufacturing, R143RA O Ring
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AllPoints R143RA 5.65 Inch OEM O Ring Silicone or Viton for Industrial Use

$21.57

AM Manufacturing, R143RA O Ring