Oregon 91-184 Mower Blade

Blade Width: Measure near the center of the blade

Thickness: Measure near the center of the blade

Blade Length: Measured diagonally from the corners of the blade

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 nut.

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 table.

Air Lift: Air lift is the distance the lift panel rises above the cutting edge.

DR: Versa Pro Z

John Deere: 636M, 652M QuikTrak

Snapper: Pro 7 Series 0,1,2,4, Pro Series 0

Toro: 74451, 74451TE, 74454, 74454TE, 74461, 74466, 74466TE, 74471, 74491, 74493, 77282, Laser Z, Metro, ProLine, Turf Ranger, Turf Tracer, Viking

Bad Boy: 038-3000-00, 038-5202-00, 038300000

Bobcat: 112111-02, 2722543-02, 32022, 32022A, 32022HD, WM132022

DR: 225381

Dixon: 10715, 11633, 539100341, 539105712

Encore: 363291, 481707, 482462

ExMark: 1-303146, 1-303283, 1-303495, 1-303527, 1-633482, 1-633484, 1-633485, 103-1578, 103-1578-S, 103-2508, 103-2508-S, 103-2518, 103-2518-S, 103-2528, 103-6337-S, 103-6580, 103-6580-S, 103-6582, 103-6582-B, 103-6582-M, 103-6582-S, 103-6584, 103-6584-B, 103-6584-M, 103-6584-S, 116-5176-S, 1633482, 303283, 303527, 633482, 633484, 633485, E633482, E633485

Ferris: 21227S, 481711, 5021227, 5021227S, 5021227X2, 5101756, 5101756S, 5101756X2, 5103304S, 5103304X2, A48185

Giant Vac: A581

Gravely: GDU10231

Husqvarna: 100341, 101485, 539100341, 539101485, 539105712

Jacobsen: 363055, 390665

John Deere: AM104490, PT8721, TCU29188, TCU29869, TCU35393, TCU37208

Kees: 100341, 101485, 363055, 363245

Landscape Supply: 2216

Lastec: 027048

Lesco: 50125, 50140

Mowmore: EX18

PLP: 114-144

Rotary: 14465, 2173

Simplicity: 1756152AYP, 1756152SYP, 5101756S, 5101756SYP, 5103304SYP, A48185

Snapper: 1-7037, 1-7344, 101485, 17037, 1756152SYP, 363055, 5101756S, 5101756SYP, 5101756X2, 5103304S, 5103304SYP, 5103304X2, 7-7344, 7-73447, 7017037, 7075751, 7075751BMA, 7075751BZ, 7075751BZYP, 7076450, 7077344, 75751, 76450, 77344

Stens: 310-152

Toro: 1-633482, 1-633485, 103-2508, 103-2518, 103-2528, 105-7779, 105-7779-03, 105-7781, 105-7781-03, 105-7794, 105-7794-03, 105-7795, 105-7795-03, 105-7796, 105-7796-03, 108-1117, 108-1118, 110-0406, 110-0408, 110-0409, 133-2134, E633482, E633485

Windsor: 50-2215, 50-2295, 50-4215

Wright Stander: 71440001