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Stepseal® V - Without O-Ring - PSV300950-T18
A single-acting O-Ring energized piston seal with hydrostatic pressure relief channel for dynamic applications. It prevents pressure trapping between seals under all service conditions. Installed in closed grooves, including grooves to ISO 7425, Stepseal® V offers high sealing efficiency. It also has low friction with no stick-slip, minimal breakout force and high wear resistance. Available in Turcon® or Zurcon® materials. The O-Ring is not included with this item.
Piston/Stepseal®/Turcon®:
TSS Article Number (3 to 9)V300950
Signature StandardPSV300950-T18
Type of Article0
Quality (10th Digit)-
Root Groove Thickness7.55 mm
Root Groove Inside Diameter79.90 mm
Root Groove Outside Diameter95 mm
Root Ring Inside Diameter88.85 mm
Root Groove Width6.30 mm
Ring Length0 mm
Groove Diameter Outside95 mm
Groove Width6.30 mm
Groove Diameter Inside79.90 mm
Groove Thickness7.55 mm
Ring Thickness3.45 mm
Legacy ID from KOM2PSV300950-T18
Root Ring Width6.35 mm
Root Ring Outside Diameter95.75 mm
Root Ring Length0 mm
Ring Width6.35 mm
Article GroupPS
Root Ring Thickness3.45 mm
Seals Helsingor Material Class:
Seal Tube OD Tolerance From97.75 mm
Material Number200000041397
Seal Tube OD Tolerance Max50 mm
Seal Tube ID Tolerance Min-50 mm
Seal Tube ID Tolerance Max-2 mm
Seal Tube OD Tolerance To145.75 mm
Seal Tube ID Tolerance To86.85 mm
Seal Tube ID Tolerance From38.85 mm
Class Dependencies200000041397
Ring Diameter Outside95.75 mm
Compound codeT18
Ring Diameter Inside88.85 mm
Compound Type110
Seal Tube OD Tolerance Min2 mm
Material Information for the product(s) on this page
T18
Turcon T18 material specificationT18T18 Engineering Data
Ball Hardness:
40
Maximum Temperature:
260
Gravity Unit:
g/cm³
Minimum Temperature:
-200
Color:
Green Grey to Dark Grey
Material Type:
PTFE
Material:
T18
Gravity Tolerance:
+/-0.08
Material Code Class:
Thermoplastic
Specific Gravity:
3.88