Description & Specifications
The 40BB17 sprocket is a 17 tooth idler sprocket that works with any #40 ANSI roller chain. Idler sprockets use a sealed ball bearing that has a wide inner race. These idler sprockets can be fixed to a stationary shaft or the can be mounted to a sprocket tensioner arm. Our 40BB17H idler sprocket has hardened teeth to help minimize wear.
40BB17 1/2" Idler Sprocket Dimensions
- ANSI Chain Size:40
- Bore (B):1/2''
- Tooth Count:17
- Pitch Diameter (PD):2.721''
- Outside Diameter (D):2.975''
- Sprocket Thickness (T):0.284''
- Length Thru Bore (W):11/16''
- Hardened Teeth:Yes (HRC 40-50)
- Type Of Finish:Black Oxide
All dimensions listed are nominal values.
Features
Hardened Teeth
Teeth are hardened for better wear protection during service.
Riveted Bearing
After the bearings are pressed into the sprocket, they're put through a riveting process to ensure the bearing stays securely inside the sprocket
Sealed Bearing
Bearing are sealed to keep grease in and to keep abrasive materials out.