43B21.5/8"

857517 SKU No.

0.625 inch Bore

43B21 ISO 081 Sprocket 21 Teeth ISO No. 081-1 Steel Hub Sprocket

For Ametric® No. 43 Single Strand Chain with

12.7mm Pitch

3.3mm Roller Width

7.75mm Roller Dia.

3mm (B1)

91.5 mm OD (Approx) (de)

60 mm Hub Dia. (dn)

20 mm (A)

021 Teeth

Steel 5/8 inch H8 bore , 3/16x3/32 inch keyway 10-24 UNC screw hole over keyway and at 90°

0.82 kg