Oregon Tool® - 16-1/4" Lawn 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.

Fit Guide
Ariens: 715052, 715053, 715054, 715055, 788034, 788035, 788057, 788058, 792022, 792034, 888308, 915035 (1640), 915037 (1844), 915039 (2048), 915039-000101, 915041 (2252), 915051 (1640), 915055 (1944), 915057 (2048), 915057-000101, 915057-000101 zoom 2048, 915057-005000, 915057-005000 Zoom, 915057-010000, 915057-010000 Zoom 2148, 915059 (2352), 915065 (1540), 915067 (1740), 915075 (1640), 915077 (1840), 915079 (2044), 915081 (2348), 915081 Zoom 2348, 915083 (2552), 915311 (1844), 915313 (2252), 915317 (1540), 915318 (1744), 915501 (1744), 915502 (1540), 915600 (000101 - ), 915600 (000101 - ) 1840, 915600 (1840), 915601 (000101 - ), 915601 (000101 - ) 2044, 915601 (2044), 915602 (000101 - ), 915602 (000101 - ) 2348, 915602 (2348), 988319 (HR1544FXPCE), 988320 (HE1748FLPCE), 992099-000101, 992099-000101 Zoom 2148 XL, 992142-000101, 992142-000101 Zoom 2348 XL
Ferris: 5900030, 5900215, 5900556, 5900557, 5900605, 5900606, 5900607, 5900614, 5900615, 5900616, 5900646, 5900647, 5900710, 5900711, 5900712, 5900739, 5900759, 5900779, 5900806, 5900834, 5900877, 5900878, 5900893, 5900905, 5900978, 5900991, 5900992, 5901000, 5901000.1, 5901002, 5901002.1, 5901004, 5901005, 5901012, 5901014, 5901015, 5901019, 5901020, 5901040, 5901041, 5901042, 5901043, 5901044, 5901045, 5901046, 5901047, 5901050, 5901050.1, 5901051, 5901051.1, 5901194, 5901270, BD48KA, BG1418B, BG48KA, BGF52K, G1818-6, G1820-6, H1618B, H1818B, H1820B, HW32KA, HW36B, HW36K, HW48B, HW48KAR, PCM4818K, PCM6120O, PCT4818B, PCT6118B, PCT6118K, PCW4812K, PCW6114K
Gravely: 2348, 715024, 715025, 715026, 715027, 715052, 715053, 715054, 715055, 788033, 788034, 788035, 788040, 788041, 788047, 788048, 788053, 788057, 791003, 791004, 792034, 915034-000101, 915036-000101, 915038-000101, 915040-000101, 915042-010000, 915044-000101, 915044-005000, 915044-010000, 915046-000101, 915046-005000, 915046-010000, 915048-000101, 915048-005000, 915048-010000, 915050-000101, 915050-005000, 915050-010000, 915074-020000, 915076, 915076-020000, 915078, 915078-020000, 915080, 915080-020000, 915082, 915082-020000, 915400, 915401, 915402, 915600, 915601, 915602, 988100, 988100-000101, 988100-005000, 988101-000101, 988102, 988102-000101, 988102-003000, 988102-005000, 988103-000101, 988103-003000, 988104-000101, 988105, 988106, 988107, 988108, 988109, 988110, 988110-000101, 988110-003000, 988110-005000, 988112-000101, 988112-003000, 988113, 988114, 988114-000101, 988114-005000, 988115-000101, 988115-003000, 988116, 988117, 988118, 988118-000101, 988118-003000, 988119-000101, 988119-003000, 988120, 988123, 988124, 988125, 988126, 988127, 988130, 988133, 988311, 988313, 991060, 991061, 991062, 991063, 991064, 991067, 991076, 991077, 991078, 991079, 991080, 991095, 991096, 991102, 991103, 991300, 991303, 992042-000101, 992042-000500, 992042-002000, 992042-002501, 992042-004000, 992043 PM148Z, 992043-000101, 992043-000500, 992043-002000, 992043-002501, 992043-004000, 992044-000101, 992044-000500, 992044-002000, 992044-002501, 992044-004000, 992051-000101, 992051-000500, 992051-002000, 992051-002501, 992051-004000, 992054-000500, 992054-002000, 992054-002501, 992054-004000, 992055-000500, 992055-002000, 992055-002501, 992055-004000, 992064-000500, 992064-005000, 992065-000101, 992065-001500, 992065-005000, 992077-000101, 992077-000500, 992077-004000, 992078 PM148Z, 992078-000101, 992078-000500, 992078-004000, 992079-000101, 992079-000500, 992079-004000, 992080-000101, 992080-000500, 992080-004000, 992081-000101, 992081-000500, 992081-004000, 992093 PM148Z, 992101 ZT2148XL, 992143 ZT 2348XL, 992311 PM148Z, GR1332FXPCE, GR1548FL, GR1548FX, GR1548FXP, HE1748FL, HE1748FLP, HE1748FX, HE1748FXP, HR1548FLP, HR1548FX, PM144Z, ZT2048, ZT2348
Massey Ferguson: 2900

Replacement Guide
Ariens: 00273000, 04919100, 04920600
Better Outdoors: 10661-S, ACC-0022
Dixon: 539106040
Exmark: 1-323515, 1-403026, 1-403059, 1-403075, 1-403086, 1-403148, 1-403149, 1-413438, 103-1577, 103-1577-S, 103-2507, 103-2517, 103-2527, 103-6336, 103-6336-S, 103-6401, 103-6581, 103-6581-S, 103-6583, 103-6583-S, 103-6738, 103-6738-S, 109-6389, 109-6389-S, 109-6391, 109-6391-S, 116-5178, 116-5178-S, 323515, 403086, 403148, 403149, E323515, E403149
Ferris: 1520843, 1520843S, 20843, 20843S, 5020843, 5020843S, 5020843X2, 5020843XS, 5101986, 5101986S, 5103303S, 5103303X2
Gravely: 00273000, 04919100, 04920600, 273000, 4919100, 4920600, 715026
Husqvarna: 100340, 101366, 539100340, 539101366, 539106040, 539106041, 539109756
Husqvarna/AYP: 106041X, 121705X
Jacobsen: 390666
Kees: 100340, 101366, 483011
Landscape Supply: 2215
Laser: 91007, 91051
Massey Ferguson: 5101986SYP
Mowmore: EX16
PLP: 114-290
Redhawk: 148-005
Rotary: 2172
Simplicity: 5101986S, 5101986SYP
Snapper: 5101986, 5101986BM, 5101986BMYP, 5101986S, 5101986SYP, 5101986YP, 5103303S, 5103303SX2, 5103303SYP, 7014036BMI, 7014036BMYP, 7014036YP, 7017036BM, 7017036BMI, 7076675, 7077377, 76675
Stens: 303-136, 315-868
Toro: 1-323515, 1-403149, 103-2507, 103-2517, 103-2527, E323515, E403149