Discover our product

Piston sealing unit US+2PwP

Hydraulic medium:
  • mineral oils
  • oil-water emulsions class HFA and HFB (up to temp. 50 °C)
Maximum operating speed [m/s]:
  • continuous 0.2
  • intermittent 0.5

Ordering example​​

US+2xPwP Ring 80×90×8 – 7.5
(D × d × W – W₁)

Comments

  1. PP guide rings (assembly version II) item 3 must be individually adjusted to the operating conditions according to the PP data sheet.
  2. Custom seal versions are available:
    • for continuous operation (in oil) at temperatures up to 100 °C,
    • with nominal dimensions other than those specified in the standard range
Type/Size
DxdxW-W₁		 Outside diameterD Inside diameterd Ring width USW Ring width PwPW*₁ Profile heightG Assembly chamfera
50×40×8–W₁50408≥7.555.0
60×50×8–W₁60508≥7.555.0
66×56×8–W₁66568≥7.555.0
70×60×8–W₁70608≥7.555.0
73×63×8–W₁73638≥7.555.0
75×65×8–W₁75658≥7.555.0
80×70×8–W₁80708≥7.556.0
90×80×8–W₁90808≥7.556.0
100×90×8–W₁100908≥7.556.0
110×100×12–W₁11010012≥7.558.5
115×105×12–W₁11510512≥7.558.5
120×110×12–W₁12011012≥7.558.5
125×115×12–W₁12511512≥7.558.5
130×120×12–W₁13012012≥7.558.5
135×125×12–W₁13512512≥7.558.5
140×130×12–W₁14013012≥7.559.5
155×140×15–W₁15514015≥127.59.5
160×145×15–W₁16014515≥127.59.5
165×150×15–W₁16515015≥127.59.5
170×155×15–W₁17015515≥127.59.5
195×180×15–W₁19518015≥127.59.5
200×185×15–W₁20018515≥127.59.5
205×190×15–W₁20519015≥127.59.5
210×195×15–W₁21019515≥127.59.5