Description
Overview:
The Nut Blade is a genuine Husqvarna steel fastener designed to secure the metal cutting blade to the drive shaft on compatible brushcutters and clearing saws. It provides a reliable clamp that keeps the blade tight under vibration and load, supporting safe and efficient cutting. Precision-made to Husqvarna specifications, it ensures correct thread engagement and seating with the matching blade and thrust washer. This OEM part is identified by MPN 502291101 and is suitable for a wide range of professional and domestic machines, including the Husqvarna 135R and 142RB. Use it when replacing a blade or refurbishing the cutting attachment to maintain performance and reduce the risk of blade loosening in work. Genuine Husqvarna part for assured fit and quality.
Key Features:
- Genuine Husqvarna part for correct fit and compatibility across specified models
- Steel construction for dependable strength and long service life
- Precision threads for secure clamping and stable blade retention
- Designed to resist loosening from vibration during heavy work
- Hex profile for straightforward tightening and removal with a standard spanner
- Helps maintain cutting performance and safety by keeping the blade seated
- Ideal replacement when the original nut shows wear, rounding, or thread damage
- OEM reference MPN 502291101 for easy identification and ordering
Typical Applications:
Securing metal grass or brush blades on Husqvarna brushcutters and clearing saws used for clearing scrub, brambles, weeds, saplings, and long grass. Suitable for routine servicing, blade swaps, and preventative maintenance to ensure reliable blade retention during landscaping, groundskeeping, forestry thinning, and general property maintenance.
Also known as:
Blade nut, cutter nut, brushcutter nut, grass blade fixing nut, locking nut, arbor nut, retaining nut, blade securing nut.
Fits Models:
135R, 142RB, 152RB, 243R, 243RJ, 253R, 253RB, 253RJ, 333R, 333RJ, 335 LS, 335 LX, 335FR, 335LS, 335LX, 335RJX, 335RX, 336FR, 336FRD, 336RK, 343F, 343FR, 343FRM, 343R, 345FR, 345FX, 345FXT, 345RX, 535LS, 535RJ, 535RX, 535RXT, 535iFR, 535iFR BT, 535iFRBT, 535iRX, 535iRXT, 543RBK, 543RBX, 543RS, 545F, 545FR, 545FX, 545FXAT, 545FXT, 545FXTAT, 545RX, 545RXT, 545RXTAT, 553RBX, 553RS, 555FX, 555FXT, 555RXT
Alternate Part Numbers:
502291101
Product Specifications
| L&S Part No. | 502 29 11 01 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Husqvarna |
| OEM No. | 502291101 |
| Unit of Sale | 1 |
| Applications | 135R, 142RB, 152RB, 243R, 243RJ, 253R, 253RB, 253RJ, 333R, 333RJ, 335 LS, 335 LX, 335FR, 335LS, 335LX, 335RJX, 335RX, 336FR, 336FRD, 336RK, 343F, 343FR, 343FRM, 343R, 345FR, 345FX, 345FXT, 345RX, 535LS, 535RJ, 535RX, 535RXT, 535iFR, 535iFR BT, 535iFRBT, 535iRX, 535iRXT, 543RBK, 543RBX, 543RS, 545F, 545FR, 545FX, 545FXAT, 545FXT, 545FXTAT, 545RX, 545RXT, 545RXTAT, 553RBX, 553RS, 555FX, 555FXT, 555RXT |
| Machine Type | Brushcutters |
| Fits Brands | Husqvarna |
| Fits Models | 135R | 142RB | 152RB | 243R | 243RJ | 253R | 253RJ | 333R | 333RJ | 335FR | 335RJX | 335RX | 336FR | 336FRD, 336RK | 343F | 343FR | 343R | 345FR | 345FX | 345FXT | 345RX | 535LS | 535RJ | 535RX | 535RXT | 543RBK | 543RBX | 543RS | 545FR | 545FX | 545FXAT | 545RX | 545RXT | 545RXTAT | 553RBX | 553RS | 555FX | 555FXT | 555RXT | 545FXT | 545FXTAT | 335 LS | 335 LX | 535iFR | 535iFR BT | 535iRX | 535iRXT | 545F | 343FRM |
