Description
Overview:
This Bolt 22mm is a genuine Husqvarna replacement fastener designed for securing components on selected handheld machines, including brushcutters and blowers. Built for reliability in demanding, high-vibration environments, it helps keep critical parts correctly clamped to maintain safe and efficient operation. Supplied to Husqvarna's original specification under OEM No. 506 74 52-01, it ensures an accurate fit on compatible equipment such as the 531RS and 541RS brushcutters. The bolt features durable steel construction to provide consistent fastening strength over repeated use, servicing, and rebuilds. It is suitable for both professional users and DIY owners who need a like-for-like replacement to restore correct assembly after wear, loss, or damage of the original fixing.
Key Features:
- Genuine Husqvarna part for dependable compatibility and fit
- OEM No. 506 74 52-01 for easy identification and ordering
- 22 mm size for secure fastening in specified machine locations
- Durable steel construction for long service life under vibration
- Made to factory tolerances for consistent, reliable tightening
- Straightforward like-for-like replacement with no modifications
- Supports correct clamping of guards, housings, and other assemblies
- Suitable for routine maintenance, repairs, and part replacements
- Helps maintain performance, safety, and longevity of the machine
- Cross-references to 506745201 for convenience
Typical Applications:
Used to fasten and retain components on Husqvarna brushcutters, hedge trimmers, and backpack blowers during assembly, routine servicing, and repairs. Ideal when replacing missing or worn fixings to restore correct clamping force and stability in high-vibration areas of the machine.
Also known as:
Fixing bolt, fastener, machine bolt, replacement bolt, equipment fixing, OEM bolt, spare bolt, brushcutter bolt, blower bolt, service fastener.
Fits Models:
143RS, 143RST, 226HD60S, 226HD75S, 226HS75S, 243R, 243RJ, 253R, 253RJ, 360BT, 426 Ex, 426 LST, 426Ex, 426LST, 430 LS, 430LS, 525BX, 530BT, 531RB, 531RS, 541RB, 541RS, 541RST, 543AE15, 543RB, 543RBK, 543RBS, 543RBX, 543RS, 553RBX, 553RS, 560BFS, 560BTS, 570BFS, 570BTS, 578BTF, 580BFS, 580BFS Mark II, 580BFS Mark III, 580BFSMarkII, 580BFSMarkIII, 580BTS, 580BTS Mark II, 580BTS Mark III, 580BTSMarkII, 580BTSMarkIII, 590BFS
Alternate Part Numbers:
506 74 52-01, 506745201
Product Specifications
| L&S Part No. | 506 74 52 01 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Husqvarna |
| OEM No. | 506745201 |
| Unit of Sale | 1 |
| Applications | 143RS, 143RST, 226HD60S, 226HD75S, 226HS75S, 243R, 243RJ, 253R, 253RJ, 360BT, 426 Ex, 426 LST, 426Ex, 426LST, 430 LS, 430LS, 525BX, 530BT, 531RB, 531RS, 541RB, 541RS, 541RST, 543AE15, 543RB, 543RBK, 543RBS, 543RBX, 543RS, 553RBX, 553RS, 560BFS, 560BTS, 570BFS, 570BTS, 578BTF, 580BFS, 580BFS Mark II, 580BFS Mark III, 580BFSMarkII, 580BFSMarkIII, 580BTS, 580BTS Mark II, 580BTS Mark III, 580BTSMarkII, 580BTSMarkIII, 590BFS |
| Machine Type | Brushcutters, Backpack Blowers |
| Fits Brands | Husqvarna |
| Fits Models | 226HD60S | 226HD75S | 226HS75S | 243R | 243RJ | 253R | 253RJ | 360BT | 525BX | 530BT | 560BFS | 560BTS | 570BFS | 570BTS | 578BTF | 580BFS | 580BTS | 531RS | 541RS | 541RST | 543RBK | 543RBX | 543RS | 553RBX | 553RS | 543AE15 | 426 Ex | 426 LST | 430 LS | 580BFS Mark II | 580BFS Mark III | 580BTS Mark II | 580BTS Mark III | 590BFS | 531RB | 541RB | 543RB | 543RBS | 143RS | 143RST |
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