36868X Chainsaw Sprocket fits Husqvarna 50, 51, 55, 55 Rancher
36868X Oregon Chainsaw Sprocket 3/8 pitch
This fits Husqvarna 50, 51, 55, 55 Rancher, 154, 254 (before S/N 345-0001), 262 (before S/N 345-0001) Jonsered 490, 590 Partner P400, P500, P5000, P5100
3/8 pitch 7 tooth crank shaft diameter is 0.5
Part# for additional rim is 68210
Part# for bearing is 11893
OREGON rim sprocket system. This sprocket system consists of two components: Clutch cup with splined hub, and a free-floating rim. It is only the rim that makes contact with your saw chain as it is driven around your guide bar. Rim-type sprocket systems are favored by those who want the ultimate in performance and durability. Available for most chain saws applications. This sprocket system does not come with bearing.