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Oil seal OS-W50

274 items

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  1. Oil Seal PTFE Type: OS-W50
    Dimensions: 10 x 19 x 7
    Part number: 129903
    Delivery time: ± 4 weeks
    More Details
  2. Oil Seal PTFE Type: OS-W50
    Dimensions: 10 x 20 x 8
    Part number: 200325
    Delivery time: ± 4 weeks
    More Details
  3. Oil Seal PTFE Type: OS-W50
    Dimensions: 10 x 22 x 7
    Part number: 89175
    Delivery time: ± 4 weeks
    More Details
  4. Oil Seal PTFE Type: OS-W50
    Dimensions: 10 x 24 x 7
    Part number: 89177
    Delivery time: ± 4 weeks
    More Details
  5. Oil Seal PTFE Type: OS-W50
    Dimensions: 10 x 25 x 7
    Part number: 89176
    Delivery time: ± 4 weeks
    More Details
  6. Oil Seal PTFE Type: OS-W50
    Dimensions: 10 x 28 x 7
    Part number: 89178
    Delivery time: ± 4 weeks
    More Details

274 items

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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.

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