Tsubaki 50B40 F-40MM Roller Chain Sprocket 40-Teeth 1-3/4" Bore

Tsubaki 50B40 F‑40MM is an industrial roller chain sprocket designed for accurate and durable power transmission, manufactured for ANSI #50 chain applications and fitted with a finished 40 mm bore for direct shaft mounting. Technical specifications: Manufacturer: Tsubaki (Tsubakimoto Chain Co.) Manufacturer part number: 50B40 F‑40MM Product type: Roller chain sprocket Chain standard: ANSI / ASA #50 Chain pitch: 5/8 in (15.875 mm) Number of teeth: 40 Sprocket type: B‑type (single hub on one side) Bore type: Finished bore Bore diameter: 40 mm Keyway: Standard metric keyway for 40 mm bore Set screws: Yes, hub‑mounted Hub projection: Single‑side hub Material: Carbon steel Heat treatment: Hardened teeth (typical Tsubaki specification) Finish: Black oxide / protective oil coating Mounting method: Shaft‑mounted with key and set screws Rotation: Bidirectional Operating function: Power transmission and motion transfer Compatible chain: ANSI #50 roller chain Typical applications: Conveyors, industrial machinery, material handling systems, automation equipment Manufacturing tolerance: Precision machined to Tsubaki standards Standards compliance: ANSI B29.1 Manufacturer country: Japan Please review pictures carefully and let us know if you have any questions!