RS117R

  • Asymmetrical Rod Seal with backup ring.

  • Suitable for large extrusion gaps and for higher pressure ranges.

  • With additional sealing or stabilising lip.

  • Use in telescopic cylinders and special installation spaces.

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 Support Ring Temperature (°C) Max. Sliding Speed (m/s) Maximum Pressure²
HPU Premium POM / PA6³ -30 - +100 0.5 400 bar (5800psi)
HPU Diet POM / PA6³ -20 - +100 0.5 400 bar (5800psi)
SLPU POM / PA6³ -20 - +100 0.7 400 bar (5800psi)
HPU Low Temperature POM / PA6³ -40 - +100 0.5 400 bar (5800psi)
NBR Standard POM / PA6³ -30 - +100 0.5 250 bar (3600psi)
FPM Diet PTFE Glass -20 - +200 0.5 250 bar (36000psi)
EPDM Spring POM -50 - +100 0.5 250 bar (36000psi)
EPDM Spring PA6³ -40 - +100 0.5 250 bar (36000psi)
EPDM Spring PTFE Glass -50 - +150 0.5 250 bar (36000psi)
HNBR Diet PA6³ -25 - +100 0.5 250 bar (36000psi)
HNBR Diet PTFE Glass -25 - +150 0.5 250 bar (36000psi)
Aflas Standard PTFE Glass -10 - +200 0.5 250 bar (36000psi)

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)
P² R² P² R²
Ød f8 (mm) ØD H10 (mm) L +0.2mm H (mm) C (mm) 20 bar 100 bar 250³ bar 400 bar 600 bar
≥23 - ≤25 d + 8 8.00 7.80 3.50 0.80 0.60 0.80 0.80 0.52 0.30 0.11
>25 - ≤50 d + 10 9.00 8.70 4.00 1.00 1.00 1.00 1.00 0.66 0.37 0.14
>50 - ≤150 d + 15 14.00 13.60 5.00 1.50 1.50 1.47 1.40 0.78 0.46 0.17
>150 - ≤300 d + 20 17.00 16.50 6.00 2.00 2.00 1.77 1.66 0.88 0.54 0.18
>300 - ≤500 d + 25 20.00 19.50 8.50 2.50 2.50 2.06 1.91 1.00 0.62 0.20
>500 - ≤700 d + 30 25.00 24.30 10.00 3.00 3.00 2.43 2.18 1.13 0.76 0.25
Rod Seal, Single Acting, Hydraulics

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

Brightened symbols: seal only for limited use.

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Design Application

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