Specifications
| Blade Width | |
|---|---|
| Thickness | |
| Blade Length | |
| Center Hole Size | |
| OffSet | |
| Air Lift | |
| Color | |
| Volume | |
| Product UOM | |
| Weight (with Packaging) | |
| Product Height | |
| Product Length | |
| Product Width |
Features
- Center hole: 7/8"
- Requires 3 blades for 54" cut
- Enhanced mulching for bagging and discharge efficiency
- Stays sharp and durable
- Major brand replacement: John Deere
Product Details
19" Lawn Mower Blade (91-138) by Oregon Tool®. You can count on the Oregon™ 91-138 replacement lawn mower blade to be the best in the industry. Oregon Tool 26 quality standards ensure that you're buying a sharp, high-performance blade that mounts properly. It delivers a clean cut for quality results.
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
John Deere: 10320, 10332, 10346, 10356, 10357, 10358, 10360, 10383, 10407, 10432, 10876, 11775, 11776, 11777, 11779, 11780, 11781, 11843, 11844, 11845, 11846, 11847, 11848, 11849, 11850, 12053, 2631, 2761, 2862, 9181, 9183, 9323, 9595, 9679, 9680, 9681, 9682, 9683, Signature Series, Z Track
Replacement Guide
J Thomas: DE-940
John Deere: M134305, M135334, M136195, M144652, M164016, TCU30316, TCU30317
Mowmore: JD6480
PLP: 7-08549
Rotary: 6480
Stens: 330-437, 330-595
Sunbelt: B1JD1039, B1JD1042