The type TRU is a seal with completely rubber covered outer diameter. This type of seal is designed with an extended metallic support of the diaphragm that allows pressures up to 0.5 MPa.


Installation Dimensions:

Shaft diameter, d1 h11                          120.0 mm


Bore diameter, d2 H8                         150.0 mm


Width, b                                                   12.0 mm

Material Information for the product(s) on this page


Colour:  black


Basic Material:   NBR/metal


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.