Description
Overview:
This Rotary Mower Blade is a Genuine Husqvarna replacement part designed for walk‐behind rotary lawn mowers. Made from durable steel with a protective black finish, it delivers a clean, even cut and dependable service life. The blade features twin cutting edges on a single bar to slice and lift grass efficiently for neat discharge or collection, helping maintain consistent cutting performance across the lawn. It is engineered for direct fitment on a wide range of Husqvarna and McCulloch models, including Husqvarna R147 and McCulloch M46-450. Precision manufacturing supports smooth running when correctly installed and balanced, reducing strain on the mower. Ideal for routine blade replacement to restore cutting quality on domestic and professional machines that see regular use.
Key Features:
- Genuine Husqvarna part for reliable fit and performance
- Strong steel construction for durability and edge retention
- Pre-balanced design helps reduce vibration when fitted correctly
- Clean cutting action with twin edges for even results
- Protective black coating for corrosion resistance
- Manufactured to OEM specifications for correct mounting and alignment
- Compatible with a wide selection of Husqvarna and McCulloch pedestrian mowers
- Straightforward installation using standard hand tools
- Suitable for regular maintenance to restore cut quality
- Supports efficient bagging or discharge when used with a well-maintained deck
Typical Applications:
Routine replacement on pedestrian rotary lawn mowers used for domestic gardens, commercial grounds, and regular maintenance schedules. Ideal where a sharp, dependable blade is required to maintain tidy lawns, borders, and general green areas through the cutting season.
Also known as:
Rotary cutter blade, deck blade, cutting bar, lawn mower knife, replacement mower blade, grass blade, lawn cutter bar.
Fits Models:
FL46C, GD 46 V, GD 46 VD, GD46V, GD46VD, LC 146S, LC 146SPE, LC146 S, LC146 SP, LC146 SPE, LC146S, LC146SP, LC146SPE, LM 2146 CD, LM 2146 CMD, LM 2147, LM 2147 CM, LM 2147 CMD, LM 2147 CMD AUTOSTART, LM 2147 CMDAE, LM 2147 CMDE, LM2146CD, LM2146CMD, LM2147, LM2147CM, LM2147CMD, LM2147CMDAE, LM2147CMDAUTOSTART, LM2147CMDE, M 46-135 CD, M 46-135 CDW, M 46-135 CMDWA, M 46-450 C, M 46-550 CMDW, M3546 S, M3546 SD, M3546S, M3546SD, M4046 S, M4046 SD, M4046S, M4046SD, M4546 S, M4546 SD, M4546S, M4546SD, M46 RSD TITANIUM, M46 SD, M46-125, M46-125 R, M46-125 WR, M46-125R, M46-125WR, M46-135 C, M46-135 CMD, M46-135C, M46-135CD, M46-135CDW, M46-135CMD, M46-135CMDWA, M46-140 R, M46-140 R rear roller, M46-140 WR, M46-140R, M46-140Rrearroller, M46-140WR, M46-450, M46-450 CD, M46-450 CMD, M46-450 CMDW, M46-450 CMDWA, M46-450C, M46-450CD, M46-450CMD, M46-450CMDW, M46-450CMDWA, M46-500 C, M46-500 CD, M46-500 CD Roller, M46-500 CDA, M46-500 CDW, M46-500 CMD, M46-500 CMDW, M46-500C, M46-500CD, M46-500CDA, M46-500CDRoller, M46-500CDW, M46-500CMD, M46-500CMDW, M46-501 CD, M46-501 CMDW, M46-501CD, M46-501CMDW, M46-550 CMDA, M46-550CMDA, M46-550CMDW, M46-625 CDW, M46-625 CMDEW, M46-625 CMDWA, M46-625CDW, M46-625CMDEW, M46-625CMDWA, M46125, M46125R, M46125WR, M46135C, M46135CD, M46135CDW, M46135CMD, M46135CMDWA, M46140R, M46140Rrearroller, M46140WR, M46450, M46450C, M46450CD, M46450CMD, M46450CMDW, M46450CMDWA, M46500C, M46500CD, M46500CDA, M46500CDRoller, M46500CDW, M46500CMD, M46500CMDW, M46501CD, M46501CMDW, M46550CMDA, M46550CMDW, M46625CDW, M46625CMDEW, M46625CMDWA, M46RSDTITANIUM, M46SD, M5046 SDW, M5046SDW, P3546 S, P3546S, P37546 S, P37546S, P4046 SDW, P4046SDW, P46 SD, P46-135 CD, P46-135 CDW, P46-135CD, P46-135CDW, P46-450 C, P46-450 CD, P46-450 CMDW, P46-450C, P46-450CD, P46-450CMDW, P46-500 CD, P46-500 CDW, P46-500CD, P46-500CDW, P46-550 CMDW, P46-550CMDW, P46135CD, P46135CDW, P46450C, P46450CD, P46450CMDW, P46500CD, P46500CDW, P46550CMDW, P46SD, Q46S, QUICKSILVER 4546SDH, QUICKSILVER 46S, QUICKSILVER 46SD, QUICKSILVER4546SDH, QUICKSILVER46S, QUICKSILVER46SD, R 147 SP, R146 S, R146S, R147, R147 SE, R147 SPE, R147S, R147S AUTOSTART, R147SAUTOSTART, R147SE, R147SP, R147SPE
Alternate Part Numbers:
581 18 89-10, 531 21 10-17, 581188910, 531211017
Product Specifications
| L&S Part No. | 531 21 10 17 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Husqvarna |
| OEM No. | 581188910 |
| Unit of Sale | 1 |
| Applications | FL46C, GD 46 V, GD 46 VD, GD46V, GD46VD, LC 146S, LC 146SPE, LC146 S, LC146 SP, LC146 SPE, LC146S, LC146SP, LC146SPE, LM 2146 CD, LM 2146 CMD, LM 2147, LM 2147 CM, LM 2147 CMD, LM 2147 CMD AUTOSTART, LM 2147 CMDAE, LM 2147 CMDE, LM2146CD, LM2146CMD, LM2147, LM2147CM, LM2147CMD, LM2147CMDAE, LM2147CMDAUTOSTART, LM2147CMDE, M 46-135 CD, M 46-135 CDW, M 46-135 CMDWA, M 46-450 C, M 46-550 CMDW, M3546 S, M3546 SD, M3546S, M3546SD, M4046 S, M4046 SD, M4046S, M4046SD, M4546 S, M4546 SD, M4546S, M4546SD, M46 RSD TITANIUM, M46 SD, M46-125, M46-125 R, M46-125 WR, M46-125R, M46-125WR, M46-135 C, M46-135 CMD, M46-135C, M46-135CD, M46-135CDW, M46-135CMD, M46-135CMDWA, M46-140 R, M46-140 R rear roller, M46-140 WR, M46-140R, M46-140Rrearroller, M46-140WR, M46-450, M46-450 CD, M46-450 CMD, M46-450 CMDW, M46-450 CMDWA, M46-450C, M46-450CD, M46-450CMD, M46-450CMDW, M46-450CMDWA, M46-500 C, M46-500 CD, M46-500 CD Roller, M46-500 CDA, M46-500 CDW, M46-500 CMD, M46-500 CMDW, M46-500C, M46-500CD, M46-500CDA, M46-500CDRoller, M46-500CDW, M46-500CMD, M46-500CMDW, M46-501 CD, M46-501 CMDW, M46-501CD, M46-501CMDW, M46-550 CMDA, M46-550CMDA, M46-550CMDW, M46-625 CDW, M46-625 CMDEW, M46-625 CMDWA, M46-625CDW, M46-625CMDEW, M46-625CMDWA, M46125, M46125R, M46125WR, M46135C, M46135CD, M46135CDW, M46135CMD, M46135CMDWA, M46140R, M46140Rrearroller, M46140WR, M46450, M46450C, M46450CD, M46450CMD, M46450CMDW, M46450CMDWA, M46500C, M46500CD, M46500CDA, M46500CDRoller, M46500CDW, M46500CMD, M46500CMDW, M46501CD, M46501CMDW, M46550CMDA, M46550CMDW, M46625CDW, M46625CMDEW, M46625CMDWA, M46RSDTITANIUM, M46SD, M5046 SDW, M5046SDW, P3546 S, P3546S, P37546 S, P37546S, P4046 SDW, P4046SDW, P46 SD, P46-135 CD, P46-135 CDW, P46-135CD, P46-135CDW, P46-450 C, P46-450 CD, P46-450 CMDW, P46-450C, P46-450CD, P46-450CMDW, P46-500 CD, P46-500 CDW, P46-500CD, P46-500CDW, P46-550 CMDW, P46-550CMDW, P46135CD, P46135CDW, P46450C, P46450CD, P46450CMDW, P46500CD, P46500CDW, P46550CMDW, P46SD, Q46S, QUICKSILVER 4546SDH, QUICKSILVER 46S, QUICKSILVER 46SD, QUICKSILVER4546SDH, QUICKSILVER46S, QUICKSILVER46SD, R 147 SP, R146 S, R146S, R147, R147 SE, R147 SPE, R147S, R147S AUTOSTART, R147SAUTOSTART, R147SE, R147SP, R147SPE |
| Machine Type | Mowers |
| Fits Brands | Flymo, Husqvarna, Jonsered, McCulloch, Partner |
| Fits Models | LC 146S | LC 146SPE |
