Bowl sealing ring STANDARD 279-9 - 105 × 4 mm BG 60, 80 and 90 · NBR 70

Code: 279-9

New Original parts

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Brand: EWO

€5,04 –4 %

€5,04 –4 % €4,79 / pcs €3,96 excl. VAT

Delivery to:

24.11.2026

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A 105 × 4 mm O-ring made of NBR 70 that seals both the filter bowl and the lubricator bowl to the body of STANDARD BG 60, 80 and 90 units. If air leaks at the bowl or the ring is flattened or torn, replace it. It is worth keeping one at hand whenever you replace a bowl.

Detailed information

Free shipping

For purchases over 5,000 CZK

We guarantee

Extended warranty and service

Discount voucher

For every purchase

Return of goods within 30 days

Completely at our expense

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Air treatment unit STANDARD 334.48 - G 3/4", BG 60 6,524 l/min · size BG 60

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40 µm filter regulator with a 0.5–10 bar range and lubricator, G 3/4", flow 6,524 l/min. Choose from plastic bowls, metal bowls up to 25 bar or bowls in a protective guard.

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Air treatment unit STANDARD 334.49 - G 1", BG 60 6,524 l/min · size BG 60

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Air treatment unit STANDARD 334.410 - G 1 1/4", BG 80 7,252 l/min · size BG 80

from €901,55 excl. VAT

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40 µm filter regulator with a 0.5–10 bar range and lubricator, G 1 1/4", flow 7,252 l/min. Choose from plastic bowls, metal bowls up to 25 bar or bowls in a protective guard.

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Air treatment unit STANDARD 334.411 - G 1 1/2", BG 80 7,252 l/min · size BG 80

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40 µm filter regulator with a 0.5–10 bar range and lubricator, G 1 1/2", flow 7,252 l/min. Choose from plastic bowls, metal bowls up to 25 bar or bowls in a protective guard.

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Air treatment unit STANDARD 458.211 - G 1 1/2", BG 90 12,678 l/min · size BG 90

from €2 237,32 excl. VAT

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40 µm filter regulator with a 0.5–10 bar range and lubricator, G 1 1/2", flow 12,678 l/min. Choose from plastic bowls, metal bowls up to 25 bar or bowls in a protective guard.

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Air treatment unit STANDARD 458.212 - G 2", BG 90 12,678 l/min · size BG 90

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40 µm filter regulator with a 0.5–10 bar range and lubricator, G 2", flow 12,678 l/min. Choose from plastic bowls, metal bowls up to 25 bar or bowls in a protective guard.

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Product detailed description

NBR 70

Bowl sealing ring STANDARD 279-9 - 105 × 4 mm

A 105 × 4 mm O-ring made of NBR 70 that seals both the filter bowl and the lubricator bowl to the body of STANDARD BG 60, 80 and 90 units.

What it is for

If air leaks at the bowl or the ring is flattened or torn, replace it. It is worth keeping one at hand whenever you replace a bowl.

Fits STANDARD units of sizes BG 60, 80 and 90: 334.48, 334.49, 334.410, 334.411, 458.211, 458.212.

Ventilek’s tip

Check the ring when replacing a bowl. Replace a torn or hardened ring, otherwise the bowl leaks at the body.

Additional parameters

Category:	STANDARD air treatment units for high flow rates
Version:	Accessories
Medium:	Compressed air
Working temperature:	0 / 90 °C

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100 years of experience and global exports

Emil Wolf founded the company EWO in 1914, at that time it focused on equipping workshops and manufacturing companies. The company then experienced a major change successively in 1939, 2002 and 2006. However, each time it is about changes that move the business forward and towards its customers. Even after more than a century of existence, the company EWO has not lost its innovative pace, and modern technologies and continuous research are key factors in the company's success. As a result, it now exports its products to more than 60 countries on five continents, thanks to an extensive distribution network. In the factory near Stuttgart, Germany, around 80 employees are responsible for the production of compressed air treatment units, workshop and tire service equipment, autogenous technology and accessories, and special high-pressure applications.

EWO in the workshop and at the gas station

The products of the company EWO will satisfy the needs of both large industrial companies and smaller tradespeople or DIYers. The EWO brand can be found at many gas stations, car service stations, or workshops. In the automotive sector, you can find classic tire inflators, pressure gauges, various types of nozzles and a wide range of pressure regulators - all of which can be found in our online shop Compressors Air.