(0) Item

Need Help? Email us or call us at (800) 776-9315

Hustler 603986 Flat Idler Pulley - 4'' Flat Dia. - 1/2'' Bore - Steel

Your Price: $19.75
In Stock.
Free Shipping.
Part Number:31406075B
  • Back Side Offset:0.254"
  • Bearing Inner Diameter:0.669"
  • Finish:Paint Black
  • Flange Angle:13°
  • Flat Diameter:4.063"
  • Flat Width:0.75"
  • Front Side Offset:0.75"
  • Inside Diameter:1/2"|Multiple Bore Options
  • Inside Diameter Exact:0.5"
  • Material:Steel
  • Material Thickness:0.075"
  • Number of Flanges:2
  • OEM Part Number:Hustler: 603986
  • Outside Diameter:4.875"
  • Stickout:0.19"
  • Through Bore:1.004"
  • Width:1.12"

Choose Options

Bore Adapter help
Quantity Pricing
  • 50+
  • $17.78

This Flat Idler Pulley is recommended as an OEM Replacement only. It comes with a bore adapter to bush down from 17mm to 1/2'' inside diameter. You can choose from the above drop-down menu if you would like to use a different bore adapter or remove the bore adapter your pulley includes.

31406075B features a heavy duty sealed radial single-row bearing.This part is Painted Black to prevent rusting.

Additional Features:
  • Made of Steel
  • Flanges angled outward to help increase belt life
  • Bore adapter has cup

Direct OEM Replacement for:
  • Hustler Big Dog: 603986

IFS 4.88 x 1.12 x 0.50
5 Stars
Great product, fits as described.
Did you find this helpful? 
Reviewed by:  from PACE. on 9/8/2021

Recently Viewed Items