42B20.7/8"

549703 SKU No.

0.875 inch Bore

42B20 ISO 08B-1 Sprocket 20 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)

86.5 mm OD (Approx) (de)

64 mm Hub Dia. (dn)

28 mm (A)

020 Teeth

Steel 7/8 inch H8 bore , 3/16x3/32 inch keyway 10-24 UNC screw hole over keyway and at 90°

0.76 kg