12B19.1/2"

677720 SKU No.

0.5 inch Bore

12B19 ISO 04B-1 Sprocket 19 Teeth ISO No. 04B Steel Hub Sprocket

For Ametric® No. 12 Single Strand Chain with

6mm Pitch

2.8mm Roller Width

4mm Roller Dia.

2.5mm (B1)

38.9 mm OD (Approx) (de)

20 mm Hub Dia. (dn)

13 mm (A)

019 Teeth

Steel 1/2 inch H8 bore , 1/8x1/16 inch keyway 10-24 UNC screw hole over keyway and at 90°

0.25 kg