Piston seal B-NWO


Application Hydraulics
Design piston seal
Media Mineral oils, Water emulsions
Material (1) Guide ring: acetal resin, (2) Seal: fabric-reinforced NBR
Installation on one-piece pistons
Operating pressure up to 500 bar


Low spatial requirement.
High resistance to extrusion.


Tolerance: D= H11; d= +/-0.08; L= +/-0.2/ 0 ; R= +0.5; P= +/- 0.1; G= +/-0.1 / 0; Q= +/-0.08; E= +/- 0.1 / 0

Article Table

Product Name D mm d mm L mm G mm R mm
Product Name D mm d mm L mm G mm R mm
B 393 314-NWO 100,0 80,00 14,5 6,35 94,15
B 411 334-NWO 104,5 85,00 13,0 6,35 98,90
B 472 393-NWO 120,0 100,00 14,5 6,35 114,10

Order hints

For special operating conditions (fluid, temperature, pressure ...) please contact us.
Alternative material possible: FPM.


Despite careful checking, we cannot guarantee the accuracy of all information included on this site, and we accept no liability.
All data and information in our online catalogue are based on currently valid standards and the regulations from the employer's liability insurance association. Product safety can only be guaranteed when our assembly instructions are carefully observed. Non-adherence to these regulations can affect product operation and functioning and result in a loss of warranty. Our warranty is only valid for HANSA-FLEX products. Our products are constantly subject to further development and technical changes are therefore possible.