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MTD 21976 Flat Idler Pulley - 5'' Flat Dia. - 1/2'' Bore - Steel

Your Price: $40.65
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Part Number:31500125B
  • Back Side Offset:0.235"
  • Bearing Inner Diameter:0.669"
  • Finish:Paint Black
  • Flange Angle:10°
  • Flat Diameter:5"
  • Flat Width:1.25"
  • Front Side Offset:1"
  • Inside Diameter:1/2"|Multiple Bore Options
  • Inside Diameter Exact:0.506"
  • Material:Steel
  • Material Thickness:0.0747"
  • Number of Flanges:2
  • OEM Part Number:Encore: 363168; MTD Craftsman: 21976; Worldlawn: 363168
  • Outside Diameter:5.25"
  • Stickout:0.255"
  • Through Bore:1.235"
  • Width:1.49"

Choose Options

Bore Adapter help

This Flat Idler Pulley works both as an OEM replacement and as a general purpose pulley for power transmission such as compressors, industrial fans, lawn mowers, snowblowers, and electric motors. 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.

31500125B 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

Direct OEM Replacement for:
  • Encore: 363168
  • MTD Troy-Bilt Craftsman Gold Series Huskee Ranch King Troy-Bilt White Outdoor Yard Machine Yard-Man: 21976
  • Worldlawn: 363168

IF 5.25 x 1.49 x 0.51

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