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SA 20 X 47 X 10 Gap Seal

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Part Number SA 20 X 47 X 10
Series SA
Drain Grooves Yes
Inner Ring Material Polyoxymethylene (POM)
Outer Ring Material Polyoxymethylene (POM)
GMN SA series labyrinth seal below two drawings representing the seal's dimensions


Inner Diameter ID [mm] 20
Outer Diameter OD [mm] 47
Width W [mm] 10

Geometric Data

Major Gap Diameter e2 [mm] 41
Minor Gap Diameter e1 [mm] 31
Axial Clearance Sax [mm] 1
Weight [kg] 0.020

Shaft & Housing Tolerances

Shaft & Housing Chamfer 1mm × 15°
ID Tolerance h7
OD Tolerance H7
Shaft & Housing Surface Rz ≤ 16µm ; Ra ≤ 3.2µm


Max. Speed n [RPM] 45,600
Temperature Range [°C] -40 – 60
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