BlackStar 160A40S - 160 Pitch A-Plate Sprocket - 40 Tooth 4-Bolt Flange Block 12/C123 is a banded v-belt

12/C123 is a banded v-belt used on industrial drives - fans and blowers

com/s/files/1/0666/7721/products/Banded_VF_Belts_55328423-314f-4f0b-a028-ed4d01f4af3d

The 4/8V1800 has a 1" width

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"text": "6/5VX540 has a top width of 4

BlackStar 160A40S - 160 Pitch A-Plate Sprocket - 40 Tooth 4-Bolt Flange Block 12/C123 is a banded v-beltThe BlackStar 160A40S is a 160 pitch A Plate roller chain sprocket with 40 teeth, precision manufactured from SAE 1045 steel and features machine cut tooth profiles for smooth, reliable chain engagement. Specifications Part Number 160A40S Chain Pitch 160 Number of Teeth 40 Bore Type Plain Bore Hub Style A Plate Strand Count Single Material Steel Approx. Weight 156. 700 lbs Cross references: Browning 160A40, Martin 160A40, Boston Gear 160A40 Compatible