High performance conical spring o-ring mounted seal


A mechanical seal that is widely used in pumps and machines for generic use with medium and high pressures. The DRM1-S is a single seal, with only a stationary CC/CL type ring and is made in accordance with DIN 24960.

The tapered helical spring with dependent rotation is specifically designed to prevent clogging when in contact with dirty and/or viscous liquids.


Single Seal conical spring
Balanced - Unbalanced
Dependent on direction of rotation


Limit of applications:
Pressure Vacuum/12 bar
Speed v = 15 m/s Max
Temperature t = -20 +200°C


This product can be used in the following areas:

Other products in this category:

Meccanotecnica Umbra S.p.A.
06042 Via G. Agnelli, 7
Campello sul Clitunno (PG) - Italy
Phone: +39 0743.279.1
Email: italy@mtu-group.com

Sales Office:
Email: com@mtu-group.com

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