4dhcpmingchen
Ptaf for high and low lip shaft
 Application Range
  Pressure [MPa] Temperature [°C] Sliding speed[m/s] Medium
Standard 25(static)、15(Rotary) -40 ... +260 2 Virtually all fluids, chemicals and gases.
Flanged Heel Groove Width = G2 
Radial Seal  Rod 
CODE  Spring 103 Spring 400 Spring APS

For temperatures below 0℃ consult Technical Support.
Material
Spring Seals
 Standard stainless steel 304/316/301 PTFE-Filled

Spring Style 
Spring 103 Spring 400 Spring APS
Order Example for standard version:
d A (mm) D1 B(mm) D2 L(mm)  Spring?Typ.  L(mm) Typ. Order Number
50 60.5 67.5 400 7.1 PTW 50x60.5x7.1-400

Installation Dimension table based on Metric Size


Rod diameter  Groove diameter Groove width Lead-in Arc transition Radialclearance E max.
 Standard?range dN f8/h9  Available?range dN f8/h9 D1 H9 D2 H10 L1 min L2 k r <2 MPa < 10 MPa < 20 MPa
1 5.0 - 19.9 20.0 - 200 d + 5.0 d + 9.0 3.6 0.85 +0 / -0.1 0.8 0.3 0.25 0.15 0.1
2 20.0 - 39.9 10.0 - 400 d + 7.0 d + 12.5 4.8 1.35 +0 / -0.15 1.1 0.4 0.35 0.2 0.15
3 40.0 - 399.9 20.0 - 700 d + 10.5 d + 17.5 7.1 1.80 +0 / -0.20 1.4 0.5 0.5 0.25 0.2
4 400.0 -999.9 35.0 - 999.9 d + 14.0 d + 22.0 9.5 2.80 +0 / -0.20 1.6 0.5 0.6 0.3 0.25
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