TRE and Stefa type CC - TRE700850-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)
3-4 € 7,87
5-9 € 7,74
10-24 € 7,51
25-49 € 6,84
50-99 € 5,72
100-249 € 3,56
250-499 € 2,74
500+ € 2,29

Installation Dimensions:

Shaft diameter, d1 h11
85.0  mm
Bore diameter, d2 H8
130.0  mm
Width, b
12.0  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 TRE700850-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.