Stenso - Hovedkatalog 2019

Shaft diameter Zone Front face width Not permitted Back side width Permitted to 50 mm 1,2 mm 0,5 mm to 120 mm 1,5 mm 0,8 mm 121 mm 2,0 mm 1,0 mm up 51 1 + 2 Sealing Edge 1 = Front side 2 = Back side Cracks in Sealing Edge No faults permitted 3 Radius of vulcanisation Vulcanisation defects 4 External diameter of shaft Faults that may influence seal at its outer diameter Minor defects, provided that at least 2 / 3 of the outer diameter at this point are in order. 5 Chamfer Faults that adversely influence seal assembly process 6 Spring retention lip Contractions that may initiate a split Small contractions 7 Inner wall Loose parts Parts that are firmly attached to the inner wall over 4.2 Final Inspection Standard In accordance with our production standard and DIN 3761 Part 4. The contact surface of the sealing lip is defined according to DIN 3761 part 4. as follows: 308 Radial Lip Seal