Product Details
15" Mower Mulching Blade by Oregon®. You can count on the Oregon™ 91-557 replacement lawn mower blade to be the best in the industry. Oregon 26 quality standards ensure that you're buying a sharp, high-performance blade that mounts properly. It delivers a clean cut for quality results. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and deliver great quality at an affordable cost. Oregon replacement parts are built to meet or exceed OEM standards.
Notes
- Replaces major brand: Grasshopper
- Requires 1, 91-557 blade and 2 91-558 blade for 48" cut
- Requires 3 blades for 42" or 44" cut
Specifications
| Make: Country Clipper, Grasshopper, J Thomas, Laser, Mowmore, Rotary, Snapper, Stens, Sunbelt, Woods |
| Blade Length: 15" |
| Blade Thickness: 0.250" |
| Blade Width: 2-1/2" |
| Air Lift: 3/4" |
| Color: Black |
| Offset: 5/16" |
| Center Hole Size: 1/2" |
| Quantity: 1 Piece |
| Weight: 2.697 lb |
Features
- Superior mulching for bagging and discharge efficiency
- Enhanced hardening to keep the blade sharper and more durable
- Made to exact OEM specifications
- High quality at an affordable price
- Expertly made from premium materials
- Built to match your exact requirements
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.
In 1947, the Oregon® Saw Chain Manufacturing Corporation was founded with four employees and one product. Today, the Oregon brand is part of Blount Inc, a corporation with more than 3,000 employees and thousands of products. Here are some of the people, products and events that have marked the history of the world's number-one name in saw chain, guide bars, sprockets, forestry accessories, and outdoor equipment parts - Oregon.