PST200850-M12

Stepseal® 2A has all of the excellent performance characteristics of Stepseal® 2K with additional design features to protect against tilting as a result of back pressure. Available in Turcon® or Zurcon® materials. The O-Ring is not included with this item.

Piston/Stepseal®/Turcon®:

TSS Article Number (3 to 9)T200850

Signature StandardPST200850-M12

Type of Article0

Quality (10th Digit)-

Root Groove Thickness5.35 mm

Root Groove Inside Diameter74.30 mm

Root Groove Outside Diameter85 mm

Root Ring Inside Diameter80.45 mm

Root Groove Width4.20 mm

Ring Length0 mm

Groove Diameter Outside85 mm

Groove Width4.20 mm

Groove Diameter Inside74.30 mm

Groove Thickness5.35 mm

Ring Thickness2.65 mm

Legacy ID from KOM2PST200850-M12

Root Ring Width3.91 mm

Root Ring Outside Diameter85.75 mm

Root Ring Length0 mm

Ring Width3.91 mm

Article GroupPS

Root Ring Thickness2.65 mm

Seals Helsingor Material Class:

Seal Tube OD Tolerance From87.05 mm

Material Number200000041381

Seal Tube OD Tolerance Max16 mm

Seal Tube ID Tolerance Min-16 mm

Seal Tube ID Tolerance Max-1.30 mm

Seal Tube OD Tolerance To101.75 mm

Seal Tube ID Tolerance To79.15 mm

Seal Tube ID Tolerance From64.45 mm

Class Dependencies200000041381

Ring Diameter Outside85.75 mm

Compound codeM12

Ring Diameter Inside80.45 mm

Compound Type110

Seal Tube OD Tolerance Min1.30 mm

Installation Guide (PDF)

Material Information for the product(s) on this page

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:

Specific Gravity:

2.31

Stepseal® 2A - Without O-Ring - PST200850-M12