Tsubaki 3G-OTH-138165 — Technical Specifications

The TSUBAKI Sprocket: One-Sided Hub is a Size 40 plain-bore roller chain sprocket for single strands, made of steel with 25 teeth and a 3.989-inch pitch diameter (MPN 40B25). 3G Electric interprets demand and delivers this genuine industrial component across 14 departments, with specialist depth in combustion, pumps and controls as an authorised distributor.