TRE and Stefa type CC - TRE700250-N7M

Type TRE are seals with a completely rubber covered outer diameter and a secondary dust lip which protects the other lip against dust and other fine contaminants. This type of radial oil seal is recommended for use in polluted environments.

Availability: In Stock

Price (per piece)
10-24 € 2,29
25-49 € 2,10
50-99 € 1,78
100-249 € 1,17
250-499 € 0,92
500+ € 0,70

Installation Dimensions:

Shaft diameter, d1 h11
25.0  mm
Bore diameter, d2 H8
47.0  mm
Width, b
10.0  mm

Material Properties:


Seal Capabilities:

Min. Temperature
-40.0  °C
Max. Temperature
110.0  °C
Speed max.
8.0  m/s
Pressure max.
0.05  MPa
installation drawing table

Material Information for the product(s) on this page TRE700250-N7M


Basic Material
Commercial Description
A 70 durometer NBR bonded to a steel case. Comes with a steel spring. The properties of the nitrile rubber depend mainly on the ACN content which ranges between 18 % and 50 %.  In general it has good mechanical properties with an operating temperaturs range of between -30 °C and +100 °C. NBR is mostly used with mineral based oils and greases and is a good choice for standard applications.