N50311 MCCOY Buna Durometer Ring

Review MCCOY Lot Of 61 Buna-n 50 Durometer O-ring

The McCoy N50311 61 AS568-311 Buna-N 50 durometer O-ring is a high-quality sealing solution designed for various applications where a reliable seal is essential. This O-ring is manufactured in accordance with the stringent standards set by the American Society of Testing and Materials (ASTM) for Buna-N rubber, specifically ASTM D2000-14 and ASTM D1218-12.

Buna-N, also known as Nitrile rubber, is a synthetic elastomer that offers excellent mechanical properties, including outstanding resistance to oil, fuel, and coolants. With a durometer hardness of 50 Shore A, this O-ring exhibits a moderate degree of hardness, providing good compression set resistance and tension load capabilities.

This specific O-ring, the McCoy N50311 61 AS568-311, comes in an inside diameter of 28.366 millimeters (1.117 inches) and a cross-sectional width of 6.1 millimeters (0.240 inches). The groove or land width for this O-ring is 12.148 millimeters (0.478 inches), and the groove or land depth is 3.211 millimeters (0.126 inches). These dimensions make it suitable for use in various industries, including automotive, aerospace, and industrial applications.

The McCoy N50311 61 AS568-311 Buna-N 50 durometer O-ring is supplied in a sealed package to protect it from the elements and ensure its longevity. Each O-ring is meticulously inspected to ensure it meets the strictest quality standards, ensuring optimal performance and reliability in your application.

In summary, the McCoy N50311 61 AS568-311 Buna-N 50 durometer O-ring is a versatile sealing solution with excellent mechanical properties, making it suitable for use in various industries and applications where a reliable seal is crucial. Its dimensions, adherence to ASTM standards, and high-quality manufacturing process make it a trusted choice for professionals and businesses alike.

The McCoy N50311 61 AS568-311 Buna-N 50 durometer O-ring T28366 is a type of industrial O-ring used in various mechanical applications. Here are some pros and cons of buying this specific O-ring:

1. High Durometer: With a durometer rating of 50, this O-ring offers excellent resistance to compression set and cold temperatures. It is suitable for applications where high loads are expected.

2. Buna-N Material: Buna-N is a type of nitrile rubber, which provides good resistance to oil, fuel, and chemicals. This makes the O-ring a good choice for automotive, industrial, and marine applications.

3. Standard Size: The AS568-311 size is a standard size used in various industries. This ensures that the O-ring can be easily sourced from different suppliers and can be used as a direct replacement in many applications.

4. Good Compressibility: The O-ring has good compressibility, which allows it to form a tight seal even in complex shapes and sizes.

5. Cost-Effective: Nitrile rubber O-rings are generally cost-effective compared to other types of sealing materials, making this O-ring a good choice for applications where cost is a concern.

1. Not Suitable for High Temperatures: While Buna-N offers good resistance to oil, fuel, and chemicals, it is not suitable for high temperatures. This O-ring should not be used in applications where temperatures exceed 200 F (93 C).

2. Swelling in Certain Fluids: Nitrile rubber O-rings, including this one, can swell in certain fluids, such as fuels containing aromatic compounds. This can affect the O-ring's sealing performance and may require regular maintenance or replacement.

3. Not Suitable for Food Applications: The Buna-N material used in this O-ring is not approved for use in food applications. This limits its use to industrial and non-food applications.

The McCoy N50311 61 AS568-311 Buna-N 50 durometer O-ring T28366 is a high-quality industrial O-ring that offers excellent compression set resistance, good resistance to oil, fuel, and chemicals, and is available in a standard size. However, it is not suitable for high temperatures and can swell in certain fluids. It is also not approved for use in food applications. Overall, this O-ring is a good choice for industrial and non-food applications where cost is a concern and high loads and resistance to oil, fuel, and chemicals are required.

If you are looking for an industrial O-ring that offers excellent resistance to compression set, good resistance to oil, fuel, and chemicals, and is available in a standard size, then the McCoy N50311 61 AS568-311 Buna-N 50 durometer O-ring T28366 is a good choice. However, if you require an O-ring for high-temperature applications, or if food contact is a concern, then you may need to consider other types of sealing materials.

Details:

Glad you stopped by. We proudly sell hard-to-find parts, components, and machines to makers manufacturers. Lot of 61 Mccoy N50311 AS568-311 buna-n 50 durometer o-ring T28366 brand:: Mccoy, condition: this is a new item, with original packaging and includes 30 day warranty. Rush orders ship same day.

Open to making bulk deals. Extra information:: industrial supply new. Reference number:t28366.

specifications lightument:

• brand: Mccoy
• mpn: N50311
• part type: Ring

seller lightument:

• city: el paso, texas
• # reviews: 18361
• rating: 99.7%

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• other
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offer lightument:

• sold #: 18
• options: ship-to-home
• started: may 11, 2025
• quantity: 1
• availability: in stock
• best offers: true

general lightument:

• category: Business & Industrial > Light Equipment Tools

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• transit: 3-6 days
• type: calculated
• carrier: ups
• service: ups ground, ups 2nd day air, ups 3 day select, ups next day air
• class: standard, expedited, one-day

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• paid by: seller
• method: money back
• policy: returns accepted
• time: 30 days