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WTF 0250 B554470

Wiper WTF-B 25x31.8x5 PTBR/NBR
Product details for

WTF 0250 B554470

d
25 mm
D
31.8 mm
H
5 mm
C
28.5 mm

Characteristics

Max. sliding velocity
  • 15 m/s
Installation
  • first bend the O-ring and then the PTFE ring into a kidney shape 
  • and press into the locating groove (from 30 mm). 
Application
  • hydraulic systems 
Construction type
  • wiper 
Material
  • (1) dynamic seal: PTBR 
  • (2) static seal: NBR 
Media
  • mineral oil 
Temp. max.
  • 110 Â°C
Temp. min.
  • -30 Â°C
Customs tariff number
  • 39269097 
All characteristics

Product description

Description
Low dynamic friction.
No stick-slip.
Low spatial requirement.
Long service life.
Extremely good wiper effect from inside against the residual oil film on the surface of the rod.
Extreme temperatures -45 °C to 200 °C with Viton O-ring.

Product variants

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