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517795 SKU No.
42 mm Bore
42B18 ISO 08B-1 Sprocket 18 Teeth ISO No. 08B-1 Steel Hub Sprocket
For Ametric® No. 42 Single Strand Chain with
12.7mm Pitch
7.75mm Roller Width
8.51mm Roller Dia.
7mm (B1)
78.5 mm OD (Approx) (de)
56 mm Hub Dia. (dn)
28 mm (A)
018 Teeth
Steel 42 mm H8 bore , 12X3.3 keyway M10 screw hole over keyway and at 90°
0.54 kg