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Item #:
120434741
212 Buna-N O-Ring, 70A Durometer, Black, 78 ID, 1-18 OD, 18 Width Pack of 100
Item #:
120434741
TZS 69854
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Imported from USA store
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This product is not Fulfilled by Ubuy and can take minimum 10 days in delivery. We might cancel the product from the order and refund you if any issue arise with the delivery of this product.
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This Buna-nitrile O-ring provides a versatile sealing solution across a wide temperature range and meets aerospace standards for reliability.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Durable Material
Made of high-quality Buna-N rubber, these O-rings provide excellent resistance to oils and solvents, ensuring longevity and reliability in various applications.
Precise Sizing
With a 7/8" ID and 1-1/8" OD, these O-rings offer a precise fit for a wide range of machines and equipment, minimizing the risk of leaks and failures.
Bulk Packaging
Packed in sets of 100, this product offers significant value for businesses and DIY enthusiasts alike, ensuring ample supply for various projects without frequent reorders.
Product Details
| Material | Nitrile Rubber |
| Nominal Inside Diameter | 0.86 Inches (2.2 cm) |
| Item Diameter | 1.14 Inches (2.9 cm) |
| Brand | Mr O-Ring |
| Color | Black |
Who Should Buy?
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Mechanical Engineers
Ideal for mechanical engineers designing equipment requiring reliable seals and pressure containment.
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Automotive Applications
Suitable for automotive mechanics needing durable seals for engines, transmissions, and hydraulic systems.
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DIY Enthusiasts
Perfect for DIY enthusiasts working on home improvement projects that require strong sealing components.
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High-Temperature Use
Not suitable for applications exposed to extreme heat as Buna-N can degrade quickly.
Product Description
212 Buna-N O-Ring, 70A Durometer, Black, 78 ID, 1-18 OD, 18 Width Pack of 100
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What temperature range can the O-ring withstand?
Answer: The O-ring can operate in temperatures from -30°F to 250°F. -
Question:
Is the O-ring compatible with all types of fluids?
Answer: It is compatible with petroleum, HFA, HFB, HFC fluids, vegetable oil, alcohol, acids, and aliphatic hydrocarbons but not with acetone and ozone. -
Question:
What standards does this O-ring meet?
Answer: This O-ring meets the Aerospace Standard AS568A.
MrO-Ring O-Rings Editorial Review
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23 July 2026 · via Trustpilot
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Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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TZS 69854
This product is not Fulfilled by Ubuy and can take minimum 10 days in delivery. We might cancel the product from the order and refund you if any issue arise with the delivery of this product.
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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Features & Benefits
- Made of durable black Buna-nitrile for high tensile strength.
- Effective sealing in temperatures from -30°F to 250°F.
- Features a hardness of 70A for excellent resistance to indentation.
- Compatible with a variety of fluids including petroleum and vegetable oil.
- Meets Aerospace Standard AS568A for quality assurance.
- Ideal for use in engines, faucets, and various flanges and valves.
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