BlackStar 3 1/2 DBL SPL - Double Split Collar (2-Piece) - 3 1/2" Bore K Section 1512-14M-55 has a 14 mm

1512-14M-55 has a 14 mm tooth pitch

and Jason Industrial 3V475

Specification Value Part Number SPA1550 Cross Section SPA Construction Wrapped Top Width 12

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BlackStar 3 1/2 DBL SPL - Double Split Collar (2-Piece) - 3 1/2" Bore K Section 1512-14M-55 has a 14 mmThe BlackStar 3 1 2 DBL SPL is a double split collar (2 piece), manufactured from steel. Features a 3 1 2" bore for direct shaft mounting. Two piece clamp collars provide the strongest shaft grip without keyways. The two halves bolt together around the shaft, allowing installation without disassembling drivetrain components. Used where high holding force and easy field adjustment are required. Specifications Part Number 3 1 2 DBL SPL Product Type