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QR 448

Quad ring 6.99x240.67 NBR 70SH
Подробное описание продукта

QR 448

a
6.99 mm
Ø A
240.67 mm

Свойства

Max. sliding velocity
  • 0.5 m/s
Installation
  • in external and internal grooves 
Construction type
  • quad ring 
Material
  • NBR 70 Shore A 
Max. working pressure
  • up to 150 bar, up to 400 bar with support ring 
Media
  • mineral oil 
  • Hydraulic fluids HFA, HFB 
Temp. max.
  • 110 °C
Temp. min.
  • -30 °C
Working pressure
  • 150 bar
Customs tariff number
  • 40169300 
Все свойства

Product description

Указания
Rotational movements (consult us) up to 2 m/s
QR6, QR7, QR8 must be fitted into an open groove type B
Clearance:
a = 1.78; e max. = 0.05
a = 2.62 - 3.53; e max. = 0.07
a = 5.34 - 6.99; e max. = 0.1
Описание
Low spatial requirement and low friction.
Numerous applications possible in static and dynamic sectors, no distortion possible with rotational movements.
Указание по заказу
For special operating conditions (fluid, temperature, pressure ...) please contact us.
Alternative material possible: NBR 90, EPDM, MVQ, FPM

Product variants

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