Oil seal OS-W50
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- Oil Seal PTFE Type: OS-W50
Dimensions: 10 x 19 x 7Part number: 129903Delivery time: ± 4 weeksMore Details - Oil Seal PTFE Type: OS-W50
Dimensions: 10 x 20 x 8Part number: 200325Delivery time: ± 4 weeksMore Details - Oil Seal PTFE Type: OS-W50
Dimensions: 10 x 22 x 7Part number: 89175Delivery time: ± 4 weeksMore Details - Oil Seal PTFE Type: OS-W50
Dimensions: 10 x 24 x 7Part number: 89177Delivery time: ± 4 weeksMore Details - Oil Seal PTFE Type: OS-W50
Dimensions: 10 x 25 x 7Part number: 89176Delivery time: ± 4 weeksMore Details - Oil Seal PTFE Type: OS-W50
Dimensions: 10 x 28 x 7Part number: 89178Delivery time: ± 4 weeksMore Details
OS-W50
Description
- Pressure loadable PTFE radial shaft seal
- Spring-loaded sealing lip of PTFE
- O-ring on the outside diameter as anti-rotation lock and static seal
- Additional, non-contact protective lip possible on request Bauform OS-W51
Special features
- High thermal resistance
- High chemical resistance
- Pressure loadable
- Very low friction coeffi cient, stick-slip free running
- Non-moulded processing
- No extra cost for special sizes or special tolerances
- Small runs without mould cost possible
- Short delivery time
- The FKM O-ring ensures good static sealing function on the outside diameter and prevents rotation of the seal in the housing
Applications
- Rotary seal, seal for slow pivoting, stroke or helical movements in the following areas:
- Chemical industry
- Process engineering
- Mechanical engineering
Materials
Standard material
Sealing ring | PTFE carbon/graphite |
O-ring | FKM80 |
Spring | Stainless steel 1.4571 |
Special materials
Sealing ring | Other PTFE compounds |
O-ring | Other elastomers |
Spring | Other elastomers |
Application parameters
For the standard materials combination
Temperature | -20°C to +200°C |
Pressure | max. 1 MPa |
Shaft speed | max. 12 m/s |
Media | Mineral oil based lubricants, synthetic lubricants, many acids and lyes, solvents, water |
The diff erent permitted maximum values should always be seen in connection with all application parameters. The total load on the seal is the combination of individual values.
Design information
Shaft
Tolerance | ISO h11 |
Hardness | min. 50-60 HRC |
Roughness | Ra 0,2 ≤ μm |
Surface finish | free of orientation (lead free) |
Housing bore
Tolerance | ISO H8 |
Roughness | Ra ≤ 1,8 μm |
Installation
Please read our installation instructions.