RS101

Rod Seal, Single Acting, Hydraulics

The dimensions s + c are dependent on the respective seal type.

  • Asymmetrical Rod Seal

  • Tight fit on outer diameter for a stable hold in housing design

  • Good return characteristics, low stick-slip tendency

  • Secondary seal in combination with PTFE Rod Seal RS129

Brightened symbols: seal only for limited use.

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Design Application

Material and Application Parameters

²Pressure Values as a function of the hap dimension. The specified application parameters are generally valid values and must not be used simultaneously with the application. An order can be placed by specifying the profile type, material and specified housing design dimensions.
Sealing Element Temperature (°C) Max. Sliding Speed (m/s) Maximum Pressure²
HPU Element -30 - +110 0.5 400 bar (5800psi)
HPU Diet -20 - +110 0.5 400 bar (5800psi)
SLPU -20 - +110 0.7 400 bar (5800psi)
HPU Low Temperature -50 - +110 0.5 400 bar (5800psi)
NBR Standard -30 - +100 0.5 160 bar (2320psi)
FPM Diet -20 - +200 0.5 160 bar (2320psi)
EPDM Spring -50 - +150 0.5 160 bar (2320psi)
HNBR Diet -25 - +150 0.5 160 bar (2320psi)
MVQ Diet -60 - +200
Aflas Standard -10 - +200 0.5 160 bar (2320psi)

Standard Dimensions

¹The specified extrusion gap is valid up to 70°C, higher temperatures requre lower values. ²P = Polyurethane, R = Elastomer. ³Maximum service pressure for rubber seals.
Maximum radial extrusion gap s¹ (mm)
Ød f8 (mm) ØD H10 (mm) L +0.2mm H (mm) C (mm) 20 bar 100 bar 160³ bar 200 bar 400 bar
≥11 - ≤25 d + 8 6.30 6.10 3.50 0.33 0.23 0.17 0.16 0.14 0.11 0.05
≥25 - ≤50 d + 10 8.00 7.80 4.00 0.37 0.26 0.22 0.1 0.17 0.16 0.10
≥50 - ≤150 d + 15 10.00 9.70 5.00 0.46 0.31 0.31 0.24 0.22 0.25 0.19
≥150 - ≤300 d + 20 14.00 13.60 6.00 0.54 0.34 0.39 0.27 0.25 0.32 0.26
≥300 - ≤500 d + 25 17.00 16.5 8.50 0.61 0.37 0.46 0.30 0.29 0.39 0.33
≥500 - ≤700 d + 30 25.00 24.30 10.00 0.67 0.40 0.52 0.34 0.32 0.45 0.39
≥700 - d + 40 32.00 31.20 13.00 0.67 0.40 0.52 0.34 0.32 0.45 0.39

Surface Finish

Roughness Rtmax(µm) Ra(µm) Material Portion
Sliding Surface ≤ 2.5 0.1 - 0.5 Ratio contact area: 50 - 95% at a cutting depth of 0.5 x RZ starting from cref = 0%
Groove Base ≤ 6.3 ≤ 1.6
Groove Flanks ≤ 15 ≤ 3