How do I choose the right o-ring size from this kit?

Measure the inner diameter (ID) and the cross-section thickness (CS) of the seal groove or the shaft it will fit. Compare these measurements to the 18 AS-568 standard sizes provided in this kit, which range from 2.57mm to 20.22mm ID and 1.78mm to 3.53mm thickness, to find the perfect fit for your application.

What is the difference between nitrile (NBR) and FKM (Viton) o-rings?

Nitrile (NBR) O-rings are a cost-effective general-purpose choice for oils, fuels, and hydraulic fluid at moderate temperatures. FKM (Viton) O-rings, like those in this kit, handle higher temperatures and a wider range of chemicals and fuels, making them suited for demanding sealing applications in automotive and industrial settings.

Are these o-rings suitable for high-temperature applications in India?

Yes, these FKM O-rings are specifically designed for high-temperature use, operating effectively from -26°C up to +230°C (-15°F to +440°F). This makes them highly suitable for demanding conditions found in Indian automotive engines, industrial machinery, and other applications exposed to significant heat.

Can I use these o-rings for air conditioning systems?

Yes, FKM O-rings are often used in air conditioning systems due to their resistance to refrigerants and oils. This kit's variety of sizes and FKM material make it a strong candidate for servicing automotive AC systems, provided the specific size matches the required seal.

How do I buy an original BUSY-CORNER O-ring kit in India?

Purchase this BUSY-CORNER O-ring kit directly from crowcrowcrow. It is sourced from authorized US retailers and authorized brand partners, factory-sealed, and imported per-order. All customs duties and GST are included in the listed INR price, with ExpressBox tracked delivery to your Indian pincode.

What are the benefits of using FKM o-rings?

FKM O-rings offer superior resistance to high temperatures, aggressive chemicals, oils, fuels, and ozone compared to standard nitrile rubber. This durability ensures longer service life and reliable sealing in critical applications, reducing the need for frequent replacements.

What is the temperature range for these o-rings?

These FKM O-rings have a wide operating temperature range from -26°C to +230°C (-15°F to +440°F). For short working periods, they can withstand even higher temperatures, providing robust performance in extreme heat conditions.

BUSY-CORNER FKM O-Ring Kit | 185 pcs, AS-568 Sizes, High Temp/Chemical Resistant

Name: BUSY-CORNER 185 Pieces FKM O-Ring Kit with 18 AS-568 Sizes, 2.57mm-20.22mm ID, 1.78mm-3.53mm Thickness | High-Temp & Chemical Resistant Seals
Brand: BUSY-CORNER
SKU: tcp4266
Price: 2863.00 INR
Availability: InStock

About this item

The BUSY-CORNER 185-piece FKM O-ring kit provides a comprehensive selection of high-performance seals for demanding applications in India. Sourced from authorized US retailers, these brown FKM (Fluorocarbon) O-rings feature 75A durometer hardness and are designed to withstand extreme temperatures and a wide range of chemicals, oils, and fuels. This kit ensures you have the right seal for automotive, industrial, and mechanical repairs, offering superior durability compared to standard rubber alternatives.

Each O-ring is crafted from Fluorocarbon (FKM), offering exceptional resistance to ozone, weather, steam, petrol, diesel, silicone oils, and greases. They are suitable for high vacuum applications and operate effectively in temperatures ranging from -26°C to +230°C (-15°F to +440°F). The kit includes 18 different AS-568 standard sizes, with inner diameters from 2.57mm to 20.22mm and thicknesses of 1.78mm, 2.62mm, and 3.53mm, ensuring a precise fit for various sealing needs.

This imported kit is conveniently packed in a heavy-duty, organized storage case, making it easy to select and collect the correct size. For mechanics and DIY enthusiasts in India, this kit offers a reliable solution for sealing leaks in engines, valves, hoses, regulators, and cylinder necks, ensuring operational integrity and longevity for your equipment.

Key Features

High Quality: Orings made of Fluorocarbon(FKM)75A durometer material, resistant to ozone, weather, oil, acid, alkali, steam, fuels, chemicals and special medium occasions, etc.
Multi size: O-ring ID from 2.57mm to 20.22mm,thickness is 1.78mm,2.62mm,3.53mm,can meet almost all your needs.
Wide Temperature Range: From -26°C to +205°/230°C (-15°F to +400°/440°F).For short working periods it will take even higher temperatures.
Wide Application: O rings use for valves, hose,regulators and cylinder neck.
Handy Packing: Comes with a heavy duty storage case that keeps each size o rings separated and organized,that makes more convenient to carry, select and collect.

Why choose this product

Engineered for Harsh Indian Conditions

This BUSY-CORNER FKM O-ring kit is built for performance where it counts. Sourced from authorized US retailers, these seals offer superior resistance to heat, chemicals, and oils compared to standard rubber alternatives. The Fluorocarbon material ensures longevity in demanding environments, from hot engine compartments to industrial fluid systems. While local alternatives may offer basic sealing, this kit provides specialized resistance crucial for maintaining equipment integrity under India's varied operational stresses and ambient temperatures.

Who It's For vs. Who Should Skip It

Ideal for mechanics, engineers, and DIY enthusiasts in India needing reliable seals for automotive engines, industrial machinery, hydraulic systems, and plumbing repairs that involve high temperatures or aggressive fluids. If you require seals for low-temperature applications below -26°C or for steam, consider EPDM O-rings. For basic water seals or low-pressure static applications where extreme chemical resistance isn't needed, standard nitrile O-rings might suffice, but FKM offers broader protection.

How to use

Measure the groove or shaft where the O-ring will be installed. Note the inner diameter (ID) and cross-section (CS) in millimeters. Compare these measurements to the kit's size chart to find the matching AS-568 standard size. — Identify the Correct Size
Ensure the groove and shaft surfaces are clean and free from debris. Inspect the selected O-ring for any defects. Lightly lubricate the O-ring with a compatible lubricant (e.g., silicone grease) to aid installation and prevent damage. — Inspect and Prepare
Carefully place the O-ring into the groove, ensuring it sits flat and is not twisted. Avoid using sharp tools that could nick or cut the seal. Once seated, proceed with reassembling the component. — Install the O-ring

Example scenarios

Typical situations where BUSY-CORNER 185 Pieces FKM O-Ring Kit with 18 AS-568 Sizes helps — illustrative scenarios, not customer reviews.

Scenario 1

Illustrative example

Where it helps

Mechanic in Chennai needs to repair a leaking automotive AC compressor.

How this product helps

This kit contains FKM O-rings, resistant to refrigerants and oils, with a wide temperature range suitable for engine bays. The variety of sizes ensures a precise fit for the compressor seals, restoring proper function and preventing refrigerant loss.

Scenario 2

Illustrative example

Where it helps

Industrial maintenance technician in Pune requires seals for a high-pressure hydraulic system exposed to heat.

How this product helps

The FKM material's high-temperature and chemical resistance, along with its 75A durometer hardness, makes these O-rings ideal for maintaining seal integrity under pressure and heat, preventing leaks and ensuring operational continuity.

Fit, size & material

Care instructions

Operating Temperature Range	-26°C to +230°C (-15°F to +440°F)
Applications	Aircraft, automobiles, mechanical devices, valves, hoses, regulators, cylinder necks
Cost per use	185 pieces in kit: ₹15.48 per piece
Shelf life after opening	12 months (category default for seals)
Reapplication math	N/A for static seals
Contraindications	Not recommended for steam or temperatures below -26°C
Allergens / common irritants	None explicitly listed

How we compare

Feature	BUSY-CORNER 185 Pieces	Others
Material Resistance	FKM (Fluorocarbon) offers superior resistance to high temps, oils, fuels, chemicals, ozone, and steam.	Standard nitrile (NBR) O-rings are common locally, offering good oil resistance but lower temp and chemical tolerance.
Temperature Range	-26°C to +230°C (-15°F to +440°F)	Typical local nitrile O-rings range from -40°C to +100°C (approx.)
Size & Quantity	185 pieces in 18 AS-568 sizes (2.57mm-20.22mm ID), organized kit.	Local kits vary; often fewer sizes or bulk packs of single sizes, may require metric conversion.
Cost per piece	185 pieces in kit: ₹15.48 per piece	Local nitrile O-ring kits (100-200 pcs) typically range from ₹800-₹1500.
Application Suitability	Ideal for high-temp, high-vacuum, aggressive fluid automotive/industrial sealing.

SKU	tcp4266
GTIN	0791715983602
Brand	BUSY-CORNER
Material	Fluorocarbon (FKM)
Durometer Hardness	75A
Color	Brown
Number of Pieces	185
Standard Sizes	18 AS-568
Inner Diameter Range	2.57mm - 20.22mm
Thickness Range	1.78mm, 2.62mm, 3.53mm
Storage Case	Heavy-duty, organized
Country of Origin	Not stated by manufacturer — US retail version, sourced from authorized US retailers and authorized brand partners

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BUSY-CORNER 185 Pieces FKM O-Ring Kit with 18 AS-568 Sizes, 2.57mm-20.22mm ID, 1.78mm-3.53mm Thickness | High-Temp & Chemical Resistant Seals

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About this item

Key Features

Why choose this product

How to use

Example scenarios

Fit, size & material

Care instructions

How we compare

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