English
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)T802700
Signature StandardPST802700-M12
Type of Article0
Quality (10th Digit)-
Root Groove Thickness12 mm
Root Groove Inside Diameter246 mm
Root Groove Outside Diameter270 mm
Root Ring Inside Diameter258.4 mm
Root Groove Width8.1 mm
Groove Diameter Outside270 mm
Groove Width8.1 mm
Groove Diameter Inside246 mm
Groove Thickness12 mm
Ring Thickness6.5 mm
Legacy ID from KOM2PST802700-M12
Root Ring Width7.6 mm
Root Ring Outside Diameter271.4 mm
Ring Width7.6 mm
Article GroupPS
Root Ring Thickness6.5 mm
Seals Helsingor Material Class:
Seal Tube OD Tolerance From274.4 mm
Material Number200000075870
Seal Tube OD Tolerance Max50 mm
Seal Tube ID Tolerance Min-50 mm
Seal Tube ID Tolerance Max-3 mm
Seal Tube OD Tolerance To321.4 mm
Seal Tube ID Tolerance To255.4 mm
Seal Tube ID Tolerance From208.4 mm
Class Dependencies200000075870
Ring Diameter Outside271.4 mm
Compound codeM12
Ring Diameter Inside258.4 mm
Compound Type110
Seal Tube OD Tolerance Min3 mm
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:
34
Specific Gravity:
2.31