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993413 SKU No.
55 mm Bore
42B31 ISO 08B-1 Sprocket 31 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)
131 mm OD (Approx) (de)
90 mm Hub Dia. (dn)
30 mm (A)
031 Teeth
Steel 55 mm H8 bore, 16x4.3 keyway M12 screw hole over keyway and at 90°
1.41 kg