ANSI 35 idler sprocket, 18 teeth, 9.525 mm pitch, on 608 bearing (8 mm bore)

chain-bearing-idler

Use it

(import "parts/chain/IDLER-35-18T-608.ik" as p)

In a design on ink: ask your agent for it by name, or by what it must be.

Dimensions

Frame of reference

Axis z and center plane z=0; chain first pin at origin and pitch+x; sprocket gap+y, B hub+z.