Rubber washers - Import export

Housing aluminium. Worm screw steel, worm wheel special brass. Version Housing anodised. Ball bearing with rubber sealing washer RS. Note Universally applicable and maintenancefree worm drive in one size with a centre distance of 20 mm and 7 different ratios. The housing is sealed to prevent grease leakage and keep dust out. These are left hand worm gears. The rotation direction on the shaft is arbitrary. smooth power transmission simple screw fastening quiet Note FR permissible radial force at FA=0 FA permissible axial force at FR=0

Washer for roofing screws With EPDM rubber gasket, galvanized / has no official standard The washer for the roofing screw is equipped with an EPDM rubber gasket made of ethylene, propylene, diene, methylene. It is not used without a self-tapping screw. The metal part of the washer is coated with white zinc. When painting the roofing screw, the metal part of the washer surface is painted. Coating of the metal part: white zinc. Gasket material: neoprene or EPDM E - ethylene, P - propylene, D - diene, M - methylene. Attention! The thickness of the EPDM rubber gasket on the washer is 2.4-2.8 mm.