Genuine Oregon Mower Blade, 21-5/8"""" rpls John Deere M143504 90-309

Oregon

MSRP: $22.22
$17.97
(You save $4.25 )
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SKU:
OEP~90-309
UPC:
032488903092
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Details

  • Center hole: 13/16"
  • Enhanced mulching for bagging and discharge efficiency
  • Stays sharp and durable
  • For use with compact utility tractor series: 2305, 2000, 3000, 4000
  • Fits with John Deere tractor Models: X465, X475, X485, X495, X575, X585, X595, X700, x720, x724, x728, x740, x744, x748

Blades

Blade Width Measure near the center of the blade.2.50"
Blade Thickness Measure near the center of the blade.0.250"
Blade Length Measured diagonally from the corners of the blade21-5/8"
Center Hole Size Many blades will have a round hole in the center of the blade and you will need to know its diameter. Blade Length 5 or 7 Point Star Center holes may be 5 or 7 point star shaped. 5 point star on blade7 point star on blade Square or Rectangular The MTD built blades on many walk behind lawn mowers have a 'bow-tie' hole. In this case the Oregon replacement blade will have a rectangular center hole which will fit on the bow-tie pattern on the blade adapter. Square or Rectangular hole on blade MTD Blades The MTD® built blades (Bolens, Cub Cadet, Troy-bilt, White, Yard Machine, and Yardman) may have a 6 point star. Oregon replacement blades will have a 'Y' shaped center hole which will fit exactly on the 6 point star on the blade spindle. 6 point star for MTD blades The two sizes of the 6 point star. If your blade spindle has a bolt and lock washer that holds the blade to the machine you would use the 11/16" star or 'Y' blade. blade spindle with bolt and lock washer. If your blade is secured with a large flange nut then you would use the 5/8" star or 'Y' blade. blade spindle with large flange nut13/16"
OffSet (Sometimes referred to as offset): If you set the blade on a table this is the distance the center of the blade is above the table top (if any) when the cutting edges are flat on the table1/2"
Air Lift Air lift is the distance the lift panel rises above the cutting edge.1-1/4"

General

ColorBlack
Volume355.681 in3
Product UOMEach
Weight (with Packaging)3.624 Lb
Product Height0.25
Product Length21-5/8"
Product Width2.5
Packaged Length22.8"
Packaged Width6"
Packaged Height2.6"

Click these tabs for additional compatibility information.

Replaces

John Deere:

M143504, M152727, M158112

Laser:

91058, 91462, 91750

Sunbelt:

B1JD1049

Compatible Models

John Deere:

2000 Series, 2305, 2863, 3000 Series, 4000 Series, 9146, 9426, X465, X475, X485, X495, X575, X585, X595, X700, X720, X724, X728, X740, X744, X748