NAS1611-220 - Textron Aviation Preformed Packing Seal O-Ring

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NAS1611-220 - Textron Aviation Preformed Packing Seal O-Ring

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NAS1611-220 Textron Aviation Preformed Packing Seal O-Ring

Product Name: NAS1611-220 - Preformed Packing Seal O-Ring
Manufacturer: Textron Aviation
Part Number: NAS1611-220
Material: Ethylene Propylene Rubber (EPM), resistant to phosphate ester fluids
Dimensions: Outer Diameter: 1.125 inches, Cross-Section: 0.139 inches
Temperature Range: -65°F to 250°F
Certification: NAS1611 compliant
Availability: In Stock on AirParts.Aero Marketplace

Product Description

The NAS1611-220 Preformed Packing Seal O-Ring is an essential sealing component engineered for high-performance aerospace applications. Made from Ethylene Propylene Rubber (EPM), this O-ring is specifically designed to resist phosphate ester-based hydraulic fluids, making it ideal for aircraft systems where durable sealing under high-pressure and variable temperatures is required. This NAS1611-standard O-ring meets rigorous aerospace industry specifications, ensuring reliable performance in hydraulic and pneumatic systems across various Textron aircraft models.

Its durable construction provides a tight seal, minimizing the risk of leaks and enhancing system reliability under demanding conditions. The NAS1611-220 O-ring is commonly used in high-stress applications, offering long-lasting performance, particularly in areas exposed to temperature extremes and hydraulic fluids.

Key Features and Technical Specifications

  • Material Composition: Ethylene Propylene rubber, offering high resilience against phosphate ester-based fluids and temperatures.
  • Precision Fitment: Outer diameter of 1.125 inches with a cross-section thickness of 0.139 inches, tailored for specific aerospace applications.
  • Wide Temperature Range: Functions effectively from -65°F to 250°F, ensuring adaptability across diverse flight environments.
  • NAS Compliance: Compliant with NAS1611 standards, supporting compatibility in a variety of aviation systems.
  • High Pressure and Chemical Resistance: Engineered to withstand exposure to hydraulic fluids and pressure fluctuations, reducing the need for frequent replacements.

Benefits for Aerospace Applications

  1. Extended Durability: The EPM rubber construction ensures resistance to wear, chemical exposure, and environmental factors, supporting long service life.
  2. Reliable Sealing Performance: Provides secure sealing in high-pressure systems, essential for maintaining safety and efficiency in hydraulic and pneumatic components.
  3. OEM-Grade Quality: As a Textron-manufactured component, it meets stringent industry standards, ensuring a precise fit and dependable performance in Textron aircraft.

Applications in Aircraft Maintenance

The NAS1611-220 Packing Seal O-Ring is frequently used in maintenance and repair operations, particularly for hydraulic systems in Textron aircraft models such as the Cessna Citation and Beechcraft King Air. Replacing worn or damaged O-rings with NAS-standard components like the NAS1611-220 ensures compliance with safety standards and optimal functionality across critical aircraft systems.

Description

Military Standard Rubber O-Ring

  • Preformed
  • Ethylene Propylene
  • Phosphate Ester Resistant
  • Operating Temperature: -65 to 250°F
  • Thickness: 0.139 in.
  • Diameter: 1.359 in.
  • Industry Standard Specification: AIA/NAS NAS1611