This product is designed without a tension spring and protective lip, featuring an open metallic outer jacket. The sealing materials include NBR and FKM, and the stiffening plate is made from unalloyed steel (DIN EN 10139, DIN 1624).
It provides dynamic sealing for rotating shafts regardless of the direction of rotation. The metallic outer jacket ensures a tight and precise fit, although it offers only limited static sealing between the sealing lip and the shaft when stationary. It also provides limited sealing for low-viscosity and gaseous media, as well as in split housings.
The product ensures a tight fit in the installation space due to its interference fit, offering a long service life. Its reliable design is suitable for a wide range of moderately demanding industrial applications, delivering excellent value for money. It is manufactured by certified external suppliers, guaranteeing high quality and reliability.
Ideal for sealing against grease, this product can also serve as subordinate seals, such as dust, dirt, or splash protection seals for electric motors.
This product is equipped with a tension spring and a protective lip, featuring an open metallic outer jacket. The sealing materials used are NBR and FKM, with a stiffening plate made from unalloyed steel (DIN EN 10139, DIN 1624) and a spring made from spring steel (DIN EN 10270-1).
NBR:
FKM:
Specification | Details |
Pressure Capacity | Maximum of 7 psi. |
Operational Speed | 43 ft/s |
Temperature Range | -40 to 200°C | -40 to 392°F |
Material | Description | Temperature Range |
NBR | NBR (Nitrile Butadiene Rubber) is a highly valued sealing material due to its excellent resistance to oils, fuels, and other chemicals, making it an ideal choice for applications in the automotive and aerospace industries. With a temperature operating range, NBR provides versatility under varied environmental conditions. Very cost effective option. | -40°C to 120°C -40°F to 248°F |
FKM | FKM (Fluoroelastomer) is highly regarded in the sealing industry for its exceptional resistance to high temperatures, chemicals, and aging, making it indispensable in aerospace, automotive, and chemical processing sectors. This material thrives across a wide temperature range, enabling its use in extreme conditions where other materials would fail. FKM’s remarkable compatibility with a wide variety of chemicals, including oil, fuel, and solvents, along with its ability to withstand harsh environmental factors, ensures its preference for high-performance seals, O-rings, and gaskets. Its robustness and longevity under aggressive conditions underscore FKM’s value as a premier choice for demanding sealing applications. | -20°C to 200°C -4°F to 392°F |
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