Hydraulic Seals - Trelleborg Sealing Solutions

n Installation Recommendation
Figure 41 Installation drawing
D N
d1
1) The bore diameter H9 tolerance is recommended per
ISO-286; ISO System of Limits and Fits. The tolerances are
coverted from metric and rounded to the nearest three
place decimal.
2) The groove diameter h9 tolerance is recommended per
ISO-286; ISO System of Limits and Fits. The tolerances are
converted from metric and rounded to the nearest three
place decimal.
Table XXXIV Installation recommendation
TSS
Series
No.
Bore Diameter
D N H9
Standard Light
Application
Turcon ® CST Seal
R max. .012 inches
r1
L1
S
C
15°-20°
3) The clearances stated as S in the above table are for the
Turcon ® CST Seal when specified with Slydring ® bearings.
When not incorporating Slydring ® bearings, the
diametral clearance should be reduced.
4) To determine minimum piston diameter D, subtract diametral
clearance from the maximum bore.
5) Consult your sales office for diameters that exceed those
listed in the above table.
Groove
Diameter
Groove
Width
Heavy
Duty d1 h9 L1 +.010 r1
Radius Radial Clearance
35 MPa
5000 psi
S max.*
45 MPa
6500 psi
PK07 1.000 - 2.999 - - DN - .373 .424 .020 .012 .009
PK08 3.000 - 4.999 - - DN - .478 .579 .025 .018 .010
PK09 5.000 - 20.000 - - DN - .726 .750 .035 .019 .012
Latest information available at www.tss.trelleborg.com
Edition February 2008
81