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PSV300850-M12

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)V300850

Signature StandardPSV300850-M12

Type of Article0

Quality (10th Digit)-

Root Groove Thickness7.55 mm

Root Groove Inside Diameter69.9 mm

Root Groove Outside Diameter85 mm

Root Ring Inside Diameter78.85 mm

Root Groove Width6.3 mm

Ring Length0 mm

Groove Diameter Outside85 mm

Groove Width6.3 mm

Groove Diameter Inside69.9 mm

Groove Thickness7.55 mm

Ring Thickness3.45 mm

Legacy ID from KOM2PSV300850-M12

Root Ring Width6.35 mm

Root Ring Outside Diameter85.75 mm

Root Ring Length0 mm

Ring Width6.35 mm

Article GroupPS

Root Ring Thickness3.45 mm

Seals Helsingor Material Class:

Seal Tube OD Tolerance From87.05 mm

Material Number200000024204

Seal Tube OD Tolerance Max16 mm

Seal Tube ID Tolerance Min-16 mm

Seal Tube ID Tolerance Max-1.3 mm

Seal Tube OD Tolerance To101.75 mm

Seal Tube ID Tolerance To77.55 mm

Seal Tube ID Tolerance From62.85 mm

Class Dependencies200000024204

Ring Diameter Outside85.75 mm

Compound codeM12

Ring Diameter Inside78.85 mm

Compound Type110

Seal Tube OD Tolerance Min1.3 mm

Material Information for the product(s) on this page

M12

M12

Color:

Dark Grey

Material Code Class:

Thermoplastic

Material:

M12

Gravity Tolerance:

+/-0.03

Maximum Temperature:

260

Material Type:

PTFE

Minimum Temperature:

-200

Gravity Unit:

g/cm³

Ball Hardness:

34

Specific Gravity:

2.31