BlackStar H40BS19 1 3/8 K2S - 40 Pitch Finished Bore Sprocket - 19 Tooth - 1-3/8" Bore TL2012 498 lbs Limiting Speed 4500

498 lbs Limiting Speed 4500 RPM Bolt Size 1/2" Duty Level Normal Part Number UEP207 23 Series Specifications

1210K6 is a standardized industry size

Specification Value Part Number 25T10/880R Belt Type Timing Belt Tooth Profile T10R T/AT metric Tooth Pitch 10 mm Number of Teeth 88 Belt Width 25 mm Pitch Length 880 mm (Pitch Length) Construction Chloroprene (Neoprene)

"name":"PIX 8/SPA1662 Industrial V-Belt"

so a 6/B150 from any major manufacturer shares the same cross-section and length and runs on the same sheaves

BlackStar H40BS19 1 3/8 K2S - 40 Pitch Finished Bore Sprocket - 19 Tooth - 1-3/8" Bore TL2012 498 lbs Limiting Speed 4500The BlackStar H40BS19 1 3 8 K2S is a 40 pitch Finished Bore roller chain sprocket with 19 teeth, precision manufactured from SAE 1045 steel with induction hardened teeth for extended wear life and features machine cut tooth profiles for smooth, reliable chain engagement. This sprocket has a 1 3 8" bore with keyway and set screws and is ready for immediate installation. Specifications Part Number H40BS19 1 3 8 K2S Chain Pitch 40 Number of Teeth 19 Bore