Genuine Oregon Mower Blade, 18-1/2"""" rpls HUSQVARNA 7420677 98-072


MSRP: $15.44
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  • Requires 3 blades for 54" cut
  • 2002 Models and newer
  • Resists bending, breaking and fracturing
  • Major brand replacement: MTD


Blade Width Measure near the center of the blade.3.00"
Blade Thickness Measure near the center of the blade.0.203"
Blade Length Measured diagonally from the corners of the blade18-1/2"
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 nut5/8" 6 pt. star
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"


Volume377.729 in3
Product UOMEach
Weight (with Packaging)2.815 Lb
Product Height0.203
Product Length18-1/2"
Product Width3
Packaged Length22.7"
Packaged Width6.4"
Packaged Height2.6"

Click these tabs for additional compatibility information.



490-110-C125, 490-110-M117

Cub Cadet:

742-0677, 742-0677A, 742-0677B, 942-0677B, OCC-742-0677, OEM-742-0677

J Thomas:



490-110-M117, 742-0677, 742-0677A, 742-0677B, 942-04338-0684, 942-0677, 942-0677-S, 942-0677A, 942-0677B, OEM-742-0677



Rural King:



742-0677, 742-0677A, 742-0677B, 942-0677, 942-0677A, 942-0677B





Tractor Supply:

4425309, 4442547

Compatible Models

Cub Cadet:

GT1054, GT1500, GT1554, GT1554VT, GTX1054, LGT1054, LGTX1054, LT1000, RZT-L54KH, RZT-L54KW, RZT-S54, RZT54, RZT54KW, SLT1500, SLT1554, SLTX1054, SLTX1054VT


13AP625K730, 13AP62TK090, 14A9816K190, 14A9816K790, 14AA815K004, 14AA815K790, 14AA945K004, 14AK945K004, 14AK94GK897, 14AK94KK897, 14AP805K730, 14AQ816H597, 14AQ816K597, 14AQ816K790, 14AQ81GH897, 14AQ81GK897, 14AQ94GK897, 14AQ94KP897, 14AR808K131, 14AR808K731, 14AR814K401, 14AW94PK099, 14AZ808K131, 14AZ814K401, 14AZ814K701, 14AZ816K190, 14BR808K731, 17AF2ACK004, 17AF2ACK099, 17AF2ACK897, 17AFCACK897, 17AK2ACK090, 17ARCACK099, 17BK2ACK090, 247.20415, 247.25061, 247.28984, 247.289841


14AW94PK099, 17AF2ACK099, Z6600 17ARCACK099