TRF and Stefa type DC

Trelleborg Sealing Solutions Type TRF are reinforced metal cased radial lip seals with dust lip. The supplementary metal inner ring provides a superior stiffness.

Seal Capabilities

  • Speed (max) 10 m/s
  • Size Range: 35 mm to 600 mm
  • Temperature: -40 °C to 200 °C
  • Pressure (max): 0,05 MPa

Material Information for the product(s) on this page 

4N011

Colour
black
Basic Material
NBR/metal
Commercial Description
A standard choice for radial oil seals, this is an NBR elastomer bonded to a carbon steel case. This combination is a good balance of economical performance for applications with relatively mild temperatures.
Product No. Material Shaft diameter, d1 h11 (mm) Bore diameter, d2 H8 (mm) Width, b (mm) Price
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